mirror of https://github.com/vuejs/vue.git
4468 lines
114 KiB
JavaScript
4468 lines
114 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, '__esModule', { value: true });
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function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
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var deindent = _interopDefault(require('de-indent'));
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var he = _interopDefault(require('he'));
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/* */
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// these helpers produces better vm code in JS engines due to their
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// explicitness and function inlining
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/**
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* Check if value is primitive
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*/
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/**
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* Quick object check - this is primarily used to tell
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* Objects from primitive values when we know the value
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* is a JSON-compliant type.
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*/
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function isObject (obj) {
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return obj !== null && typeof obj === 'object'
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}
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var _toString = Object.prototype.toString;
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/**
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* Strict object type check. Only returns true
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* for plain JavaScript objects.
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*/
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function isPlainObject (obj) {
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return _toString.call(obj) === '[object Object]'
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}
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/**
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* Check if val is a valid array index.
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*/
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function isValidArrayIndex (val) {
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var n = parseFloat(val);
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return n >= 0 && Math.floor(n) === n && isFinite(val)
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}
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/**
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* Convert a value to a string that is actually rendered.
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*/
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/**
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* Convert a input value to a number for persistence.
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* If the conversion fails, return original string.
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*/
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/**
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* Make a map and return a function for checking if a key
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* is in that map.
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*/
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function makeMap (
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str,
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expectsLowerCase
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) {
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var map = Object.create(null);
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var list = str.split(',');
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for (var i = 0; i < list.length; i++) {
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map[list[i]] = true;
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}
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return expectsLowerCase
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? function (val) { return map[val.toLowerCase()]; }
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: function (val) { return map[val]; }
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}
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/**
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* Check if a tag is a built-in tag.
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*/
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var isBuiltInTag = makeMap('slot,component', true);
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/**
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* Check if a attribute is a reserved attribute.
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*/
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var isReservedAttribute = makeMap('key,ref,slot,is');
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/**
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* Remove an item from an array
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*/
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function remove (arr, item) {
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if (arr.length) {
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var index = arr.indexOf(item);
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if (index > -1) {
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return arr.splice(index, 1)
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}
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}
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}
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/**
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* Check whether the object has the property.
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*/
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var hasOwnProperty = Object.prototype.hasOwnProperty;
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function hasOwn (obj, key) {
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return hasOwnProperty.call(obj, key)
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}
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/**
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* Create a cached version of a pure function.
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*/
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function cached (fn) {
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var cache = Object.create(null);
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return (function cachedFn (str) {
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var hit = cache[str];
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return hit || (cache[str] = fn(str))
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})
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}
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/**
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* Camelize a hyphen-delimited string.
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*/
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var camelizeRE = /-(\w)/g;
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var camelize = cached(function (str) {
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return str.replace(camelizeRE, function (_, c) { return c ? c.toUpperCase() : ''; })
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});
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/**
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* Capitalize a string.
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*/
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/**
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* Simple bind, faster than native
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*/
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/**
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* Convert an Array-like object to a real Array.
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*/
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/**
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* Mix properties into target object.
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*/
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function extend (to, _from) {
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for (var key in _from) {
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to[key] = _from[key];
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}
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return to
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}
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/**
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* Merge an Array of Objects into a single Object.
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*/
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/**
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* Perform no operation.
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* Stubbing args to make Flow happy without leaving useless transpiled code
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* with ...rest (https://flow.org/blog/2017/05/07/Strict-Function-Call-Arity/)
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*/
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function noop (a, b, c) {}
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/**
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* Always return false.
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*/
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var no = function (a, b, c) { return false; };
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/**
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* Return same value
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*/
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var identity = function (_) { return _; };
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/**
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* Generate a static keys string from compiler modules.
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*/
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function genStaticKeys (modules) {
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return modules.reduce(function (keys, m) {
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return keys.concat(m.staticKeys || [])
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}, []).join(',')
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}
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/**
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* Check if two values are loosely equal - that is,
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* if they are plain objects, do they have the same shape?
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*/
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/**
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* Ensure a function is called only once.
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*/
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/* */
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var isUnaryTag = makeMap(
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'area,base,br,col,embed,frame,hr,img,input,isindex,keygen,' +
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'link,meta,param,source,track,wbr'
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);
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// Elements that you can, intentionally, leave open
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// (and which close themselves)
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var canBeLeftOpenTag = makeMap(
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'colgroup,dd,dt,li,options,p,td,tfoot,th,thead,tr,source'
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);
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// HTML5 tags https://html.spec.whatwg.org/multipage/indices.html#elements-3
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// Phrasing Content https://html.spec.whatwg.org/multipage/dom.html#phrasing-content
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var isNonPhrasingTag = makeMap(
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'address,article,aside,base,blockquote,body,caption,col,colgroup,dd,' +
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'details,dialog,div,dl,dt,fieldset,figcaption,figure,footer,form,' +
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'h1,h2,h3,h4,h5,h6,head,header,hgroup,hr,html,legend,li,menuitem,meta,' +
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'optgroup,option,param,rp,rt,source,style,summary,tbody,td,tfoot,th,thead,' +
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'title,tr,track'
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);
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/**
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* Not type-checking this file because it's mostly vendor code.
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*/
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/*!
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* HTML Parser By John Resig (ejohn.org)
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* Modified by Juriy "kangax" Zaytsev
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* Original code by Erik Arvidsson, Mozilla Public License
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* http://erik.eae.net/simplehtmlparser/simplehtmlparser.js
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*/
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// Regular Expressions for parsing tags and attributes
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var singleAttrIdentifier = /([^\s"'<>/=]+)/;
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var singleAttrAssign = /(?:=)/;
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var singleAttrValues = [
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// attr value double quotes
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/"([^"]*)"+/.source,
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// attr value, single quotes
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/'([^']*)'+/.source,
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// attr value, no quotes
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/([^\s"'=<>`]+)/.source
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];
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var attribute = new RegExp(
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'^\\s*' + singleAttrIdentifier.source +
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'(?:\\s*(' + singleAttrAssign.source + ')' +
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'\\s*(?:' + singleAttrValues.join('|') + '))?'
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);
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// could use https://www.w3.org/TR/1999/REC-xml-names-19990114/#NT-QName
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// but for Vue templates we can enforce a simple charset
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var ncname = '[a-zA-Z_][\\w\\-\\.]*';
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var qnameCapture = '((?:' + ncname + '\\:)?' + ncname + ')';
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var startTagOpen = new RegExp('^<' + qnameCapture);
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var startTagClose = /^\s*(\/?)>/;
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var endTag = new RegExp('^<\\/' + qnameCapture + '[^>]*>');
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var doctype = /^<!DOCTYPE [^>]+>/i;
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var comment = /^<!--/;
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var conditionalComment = /^<!\[/;
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var IS_REGEX_CAPTURING_BROKEN = false;
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'x'.replace(/x(.)?/g, function (m, g) {
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IS_REGEX_CAPTURING_BROKEN = g === '';
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});
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// Special Elements (can contain anything)
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var isPlainTextElement = makeMap('script,style,textarea', true);
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var reCache = {};
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var decodingMap = {
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'<': '<',
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'>': '>',
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'"': '"',
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'&': '&',
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' ': '\n'
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};
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var encodedAttr = /&(?:lt|gt|quot|amp);/g;
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var encodedAttrWithNewLines = /&(?:lt|gt|quot|amp|#10);/g;
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// #5992
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var isIgnoreNewlineTag = makeMap('pre,textarea', true);
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var shouldIgnoreFirstNewline = function (tag, html) { return tag && isIgnoreNewlineTag(tag) && html[0] === '\n'; };
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function decodeAttr (value, shouldDecodeNewlines) {
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var re = shouldDecodeNewlines ? encodedAttrWithNewLines : encodedAttr;
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return value.replace(re, function (match) { return decodingMap[match]; })
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}
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function parseHTML (html, options) {
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var stack = [];
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var expectHTML = options.expectHTML;
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var isUnaryTag$$1 = options.isUnaryTag || no;
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var canBeLeftOpenTag$$1 = options.canBeLeftOpenTag || no;
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var index = 0;
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var last, lastTag;
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while (html) {
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last = html;
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// Make sure we're not in a plaintext content element like script/style
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if (!lastTag || !isPlainTextElement(lastTag)) {
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if (shouldIgnoreFirstNewline(lastTag, html)) {
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advance(1);
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}
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var textEnd = html.indexOf('<');
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if (textEnd === 0) {
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// Comment:
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if (comment.test(html)) {
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var commentEnd = html.indexOf('-->');
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if (commentEnd >= 0) {
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if (options.shouldKeepComment) {
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options.comment(html.substring(4, commentEnd));
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}
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advance(commentEnd + 3);
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continue
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}
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}
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// http://en.wikipedia.org/wiki/Conditional_comment#Downlevel-revealed_conditional_comment
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if (conditionalComment.test(html)) {
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var conditionalEnd = html.indexOf(']>');
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if (conditionalEnd >= 0) {
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advance(conditionalEnd + 2);
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continue
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}
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}
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// Doctype:
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var doctypeMatch = html.match(doctype);
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if (doctypeMatch) {
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advance(doctypeMatch[0].length);
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continue
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}
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// End tag:
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var endTagMatch = html.match(endTag);
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if (endTagMatch) {
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var curIndex = index;
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advance(endTagMatch[0].length);
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parseEndTag(endTagMatch[1], curIndex, index);
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continue
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}
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// Start tag:
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var startTagMatch = parseStartTag();
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if (startTagMatch) {
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handleStartTag(startTagMatch);
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continue
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}
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}
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var text = (void 0), rest = (void 0), next = (void 0);
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if (textEnd >= 0) {
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rest = html.slice(textEnd);
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while (
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!endTag.test(rest) &&
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!startTagOpen.test(rest) &&
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!comment.test(rest) &&
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!conditionalComment.test(rest)
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) {
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// < in plain text, be forgiving and treat it as text
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next = rest.indexOf('<', 1);
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if (next < 0) { break }
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textEnd += next;
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rest = html.slice(textEnd);
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}
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text = html.substring(0, textEnd);
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advance(textEnd);
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}
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if (textEnd < 0) {
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text = html;
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html = '';
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}
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if (options.chars && text) {
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options.chars(text);
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}
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} else {
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var endTagLength = 0;
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var stackedTag = lastTag.toLowerCase();
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var reStackedTag = reCache[stackedTag] || (reCache[stackedTag] = new RegExp('([\\s\\S]*?)(</' + stackedTag + '[^>]*>)', 'i'));
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var rest$1 = html.replace(reStackedTag, function (all, text, endTag) {
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endTagLength = endTag.length;
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if (!isPlainTextElement(stackedTag) && stackedTag !== 'noscript') {
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text = text
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.replace(/<!--([\s\S]*?)-->/g, '$1')
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.replace(/<!\[CDATA\[([\s\S]*?)]]>/g, '$1');
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}
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if (shouldIgnoreFirstNewline(stackedTag, text)) {
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text = text.slice(1);
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}
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if (options.chars) {
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options.chars(text);
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}
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return ''
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});
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index += html.length - rest$1.length;
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html = rest$1;
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parseEndTag(stackedTag, index - endTagLength, index);
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}
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if (html === last) {
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options.chars && options.chars(html);
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if (process.env.NODE_ENV !== 'production' && !stack.length && options.warn) {
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options.warn(("Mal-formatted tag at end of template: \"" + html + "\""));
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}
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break
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}
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}
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// Clean up any remaining tags
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parseEndTag();
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function advance (n) {
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index += n;
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html = html.substring(n);
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}
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function parseStartTag () {
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var start = html.match(startTagOpen);
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if (start) {
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var match = {
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tagName: start[1],
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attrs: [],
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start: index
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};
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advance(start[0].length);
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var end, attr;
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while (!(end = html.match(startTagClose)) && (attr = html.match(attribute))) {
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advance(attr[0].length);
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match.attrs.push(attr);
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}
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if (end) {
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match.unarySlash = end[1];
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advance(end[0].length);
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match.end = index;
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return match
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}
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}
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}
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function handleStartTag (match) {
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var tagName = match.tagName;
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var unarySlash = match.unarySlash;
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if (expectHTML) {
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if (lastTag === 'p' && isNonPhrasingTag(tagName)) {
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parseEndTag(lastTag);
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}
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if (canBeLeftOpenTag$$1(tagName) && lastTag === tagName) {
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parseEndTag(tagName);
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}
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}
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var unary = isUnaryTag$$1(tagName) || !!unarySlash;
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var l = match.attrs.length;
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var attrs = new Array(l);
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for (var i = 0; i < l; i++) {
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var args = match.attrs[i];
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// hackish work around FF bug https://bugzilla.mozilla.org/show_bug.cgi?id=369778
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if (IS_REGEX_CAPTURING_BROKEN && args[0].indexOf('""') === -1) {
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if (args[3] === '') { delete args[3]; }
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if (args[4] === '') { delete args[4]; }
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if (args[5] === '') { delete args[5]; }
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}
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var value = args[3] || args[4] || args[5] || '';
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attrs[i] = {
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name: args[1],
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value: decodeAttr(
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value,
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options.shouldDecodeNewlines
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)
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};
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}
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if (!unary) {
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stack.push({ tag: tagName, lowerCasedTag: tagName.toLowerCase(), attrs: attrs });
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lastTag = tagName;
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}
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if (options.start) {
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options.start(tagName, attrs, unary, match.start, match.end);
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}
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}
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function parseEndTag (tagName, start, end) {
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var pos, lowerCasedTagName;
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if (start == null) { start = index; }
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if (end == null) { end = index; }
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if (tagName) {
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lowerCasedTagName = tagName.toLowerCase();
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}
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// Find the closest opened tag of the same type
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if (tagName) {
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for (pos = stack.length - 1; pos >= 0; pos--) {
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if (stack[pos].lowerCasedTag === lowerCasedTagName) {
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break
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}
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}
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} else {
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// If no tag name is provided, clean shop
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pos = 0;
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}
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if (pos >= 0) {
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// Close all the open elements, up the stack
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for (var i = stack.length - 1; i >= pos; i--) {
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if (process.env.NODE_ENV !== 'production' &&
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(i > pos || !tagName) &&
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options.warn
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) {
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options.warn(
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("tag <" + (stack[i].tag) + "> has no matching end tag.")
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);
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}
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if (options.end) {
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options.end(stack[i].tag, start, end);
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}
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}
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// Remove the open elements from the stack
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stack.length = pos;
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lastTag = pos && stack[pos - 1].tag;
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} else if (lowerCasedTagName === 'br') {
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if (options.start) {
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options.start(tagName, [], true, start, end);
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}
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} else if (lowerCasedTagName === 'p') {
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if (options.start) {
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options.start(tagName, [], false, start, end);
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}
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if (options.end) {
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options.end(tagName, start, end);
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}
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}
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}
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}
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/* */
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|
|
|
var splitRE = /\r?\n/g;
|
|
var replaceRE = /./g;
|
|
var isSpecialTag = makeMap('script,style,template', true);
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|
|
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|
|
|
/**
|
|
* Parse a single-file component (*.vue) file into an SFC Descriptor Object.
|
|
*/
|
|
function parseComponent (
|
|
content,
|
|
options
|
|
) {
|
|
if ( options === void 0 ) options = {};
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|
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var sfc = {
|
|
template: null,
|
|
script: null,
|
|
styles: [],
|
|
customBlocks: []
|
|
};
|
|
var depth = 0;
|
|
var currentBlock = null;
|
|
|
|
function start (
|
|
tag,
|
|
attrs,
|
|
unary,
|
|
start,
|
|
end
|
|
) {
|
|
if (depth === 0) {
|
|
currentBlock = {
|
|
type: tag,
|
|
content: '',
|
|
start: end,
|
|
attrs: attrs.reduce(function (cumulated, ref) {
|
|
var name = ref.name;
|
|
var value = ref.value;
|
|
|
|
cumulated[name] = value || true;
|
|
return cumulated
|
|
}, Object.create(null))
|
|
};
|
|
if (isSpecialTag(tag)) {
|
|
checkAttrs(currentBlock, attrs);
|
|
if (tag === 'style') {
|
|
sfc.styles.push(currentBlock);
|
|
} else {
|
|
sfc[tag] = currentBlock;
|
|
}
|
|
} else { // custom blocks
|
|
sfc.customBlocks.push(currentBlock);
|
|
}
|
|
}
|
|
if (!unary) {
|
|
depth++;
|
|
}
|
|
}
|
|
|
|
function checkAttrs (block, attrs) {
|
|
for (var i = 0; i < attrs.length; i++) {
|
|
var attr = attrs[i];
|
|
if (attr.name === 'lang') {
|
|
block.lang = attr.value;
|
|
}
|
|
if (attr.name === 'scoped') {
|
|
block.scoped = true;
|
|
}
|
|
if (attr.name === 'module') {
|
|
block.module = attr.value || true;
|
|
}
|
|
if (attr.name === 'src') {
|
|
block.src = attr.value;
|
|
}
|
|
}
|
|
}
|
|
|
|
function end (tag, start, end) {
|
|
if (depth === 1 && currentBlock) {
|
|
currentBlock.end = start;
|
|
var text = deindent(content.slice(currentBlock.start, currentBlock.end));
|
|
// pad content so that linters and pre-processors can output correct
|
|
// line numbers in errors and warnings
|
|
if (currentBlock.type !== 'template' && options.pad) {
|
|
text = padContent(currentBlock, options.pad) + text;
|
|
}
|
|
currentBlock.content = text;
|
|
currentBlock = null;
|
|
}
|
|
depth--;
|
|
}
|
|
|
|
function padContent (block, pad) {
|
|
if (pad === 'space') {
|
|
return content.slice(0, block.start).replace(replaceRE, ' ')
|
|
} else {
|
|
var offset = content.slice(0, block.start).split(splitRE).length;
|
|
var padChar = block.type === 'script' && !block.lang
|
|
? '//\n'
|
|
: '\n';
|
|
return Array(offset).join(padChar)
|
|
}
|
|
}
|
|
|
|
parseHTML(content, {
|
|
start: start,
|
|
end: end
|
|
});
|
|
|
|
return sfc
|
|
}
|
|
|
|
/* */
|
|
|
|
var emptyObject = Object.freeze({});
|
|
|
|
/**
|
|
* Check if a string starts with $ or _
|
|
*/
|
|
|
|
|
|
/**
|
|
* Define a property.
|
|
*/
|
|
function def (obj, key, val, enumerable) {
|
|
Object.defineProperty(obj, key, {
|
|
value: val,
|
|
enumerable: !!enumerable,
|
|
writable: true,
|
|
configurable: true
|
|
});
|
|
}
|
|
|
|
var ASSET_TYPES = [
|
|
'component',
|
|
'directive',
|
|
'filter'
|
|
];
|
|
|
|
var LIFECYCLE_HOOKS = [
|
|
'beforeCreate',
|
|
'created',
|
|
'beforeMount',
|
|
'mounted',
|
|
'beforeUpdate',
|
|
'updated',
|
|
'beforeDestroy',
|
|
'destroyed',
|
|
'activated',
|
|
'deactivated'
|
|
];
|
|
|
|
/* */
|
|
|
|
var config = ({
|
|
/**
|
|
* Option merge strategies (used in core/util/options)
|
|
*/
|
|
optionMergeStrategies: Object.create(null),
|
|
|
|
/**
|
|
* Whether to suppress warnings.
|
|
*/
|
|
silent: false,
|
|
|
|
/**
|
|
* Show production mode tip message on boot?
|
|
*/
|
|
productionTip: process.env.NODE_ENV !== 'production',
|
|
|
|
/**
|
|
* Whether to enable devtools
|
|
*/
|
|
devtools: process.env.NODE_ENV !== 'production',
|
|
|
|
/**
|
|
* Whether to record perf
|
|
*/
|
|
performance: false,
|
|
|
|
/**
|
|
* Error handler for watcher errors
|
|
*/
|
|
errorHandler: null,
|
|
|
|
/**
|
|
* Warn handler for watcher warns
|
|
*/
|
|
warnHandler: null,
|
|
|
|
/**
|
|
* Ignore certain custom elements
|
|
*/
|
|
ignoredElements: [],
|
|
|
|
/**
|
|
* Custom user key aliases for v-on
|
|
*/
|
|
keyCodes: Object.create(null),
|
|
|
|
/**
|
|
* Check if a tag is reserved so that it cannot be registered as a
|
|
* component. This is platform-dependent and may be overwritten.
|
|
*/
|
|
isReservedTag: no,
|
|
|
|
/**
|
|
* Check if an attribute is reserved so that it cannot be used as a component
|
|
* prop. This is platform-dependent and may be overwritten.
|
|
*/
|
|
isReservedAttr: no,
|
|
|
|
/**
|
|
* Check if a tag is an unknown element.
|
|
* Platform-dependent.
|
|
*/
|
|
isUnknownElement: no,
|
|
|
|
/**
|
|
* Get the namespace of an element
|
|
*/
|
|
getTagNamespace: noop,
|
|
|
|
/**
|
|
* Parse the real tag name for the specific platform.
|
|
*/
|
|
parsePlatformTagName: identity,
|
|
|
|
/**
|
|
* Check if an attribute must be bound using property, e.g. value
|
|
* Platform-dependent.
|
|
*/
|
|
mustUseProp: no,
|
|
|
|
/**
|
|
* Exposed for legacy reasons
|
|
*/
|
|
_lifecycleHooks: LIFECYCLE_HOOKS
|
|
});
|
|
|
|
/* */
|
|
|
|
var warn = noop;
|
|
var tip = noop;
|
|
var formatComponentName = (null); // work around flow check
|
|
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
var hasConsole = typeof console !== 'undefined';
|
|
var classifyRE = /(?:^|[-_])(\w)/g;
|
|
var classify = function (str) { return str
|
|
.replace(classifyRE, function (c) { return c.toUpperCase(); })
|
|
.replace(/[-_]/g, ''); };
|
|
|
|
warn = function (msg, vm) {
|
|
var trace = vm ? generateComponentTrace(vm) : '';
|
|
|
|
if (config.warnHandler) {
|
|
config.warnHandler.call(null, msg, vm, trace);
|
|
} else if (hasConsole && (!config.silent)) {
|
|
console.error(("[Vue warn]: " + msg + trace));
|
|
}
|
|
};
|
|
|
|
tip = function (msg, vm) {
|
|
if (hasConsole && (!config.silent)) {
|
|
console.warn("[Vue tip]: " + msg + (
|
|
vm ? generateComponentTrace(vm) : ''
|
|
));
|
|
}
|
|
};
|
|
|
|
formatComponentName = function (vm, includeFile) {
|
|
if (vm.$root === vm) {
|
|
return '<Root>'
|
|
}
|
|
var name = typeof vm === 'string'
|
|
? vm
|
|
: typeof vm === 'function' && vm.options
|
|
? vm.options.name
|
|
: vm._isVue
|
|
? vm.$options.name || vm.$options._componentTag
|
|
: vm.name;
|
|
|
|
var file = vm._isVue && vm.$options.__file;
|
|
if (!name && file) {
|
|
var match = file.match(/([^/\\]+)\.vue$/);
|
|
name = match && match[1];
|
|
}
|
|
|
|
return (
|
|
(name ? ("<" + (classify(name)) + ">") : "<Anonymous>") +
|
|
(file && includeFile !== false ? (" at " + file) : '')
|
|
)
|
|
};
|
|
|
|
var repeat = function (str, n) {
|
|
var res = '';
|
|
while (n) {
|
|
if (n % 2 === 1) { res += str; }
|
|
if (n > 1) { str += str; }
|
|
n >>= 1;
|
|
}
|
|
return res
|
|
};
|
|
|
|
var generateComponentTrace = function (vm) {
|
|
if (vm._isVue && vm.$parent) {
|
|
var tree = [];
|
|
var currentRecursiveSequence = 0;
|
|
while (vm) {
|
|
if (tree.length > 0) {
|
|
var last = tree[tree.length - 1];
|
|
if (last.constructor === vm.constructor) {
|
|
currentRecursiveSequence++;
|
|
vm = vm.$parent;
|
|
continue
|
|
} else if (currentRecursiveSequence > 0) {
|
|
tree[tree.length - 1] = [last, currentRecursiveSequence];
|
|
currentRecursiveSequence = 0;
|
|
}
|
|
}
|
|
tree.push(vm);
|
|
vm = vm.$parent;
|
|
}
|
|
return '\n\nfound in\n\n' + tree
|
|
.map(function (vm, i) { return ("" + (i === 0 ? '---> ' : repeat(' ', 5 + i * 2)) + (Array.isArray(vm)
|
|
? ((formatComponentName(vm[0])) + "... (" + (vm[1]) + " recursive calls)")
|
|
: formatComponentName(vm))); })
|
|
.join('\n')
|
|
} else {
|
|
return ("\n\n(found in " + (formatComponentName(vm)) + ")")
|
|
}
|
|
};
|
|
}
|
|
|
|
/* */
|
|
|
|
function handleError (err, vm, info) {
|
|
if (config.errorHandler) {
|
|
config.errorHandler.call(null, err, vm, info);
|
|
} else {
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
warn(("Error in " + info + ": \"" + (err.toString()) + "\""), vm);
|
|
}
|
|
/* istanbul ignore else */
|
|
if (inBrowser && typeof console !== 'undefined') {
|
|
console.error(err);
|
|
} else {
|
|
throw err
|
|
}
|
|
}
|
|
}
|
|
|
|
/* */
|
|
/* globals MutationObserver */
|
|
|
|
// can we use __proto__?
|
|
var hasProto = '__proto__' in {};
|
|
|
|
// Browser environment sniffing
|
|
var inBrowser = typeof window !== 'undefined';
|
|
var UA = inBrowser && window.navigator.userAgent.toLowerCase();
|
|
var isIE = UA && /msie|trident/.test(UA);
|
|
var isIE9 = UA && UA.indexOf('msie 9.0') > 0;
|
|
var isEdge = UA && UA.indexOf('edge/') > 0;
|
|
var isAndroid = UA && UA.indexOf('android') > 0;
|
|
var isIOS = UA && /iphone|ipad|ipod|ios/.test(UA);
|
|
var isChrome = UA && /chrome\/\d+/.test(UA) && !isEdge;
|
|
|
|
// Firefix has a "watch" function on Object.prototype...
|
|
var nativeWatch = ({}).watch;
|
|
|
|
var supportsPassive = false;
|
|
if (inBrowser) {
|
|
try {
|
|
var opts = {};
|
|
Object.defineProperty(opts, 'passive', ({
|
|
get: function get () {
|
|
/* istanbul ignore next */
|
|
supportsPassive = true;
|
|
}
|
|
})); // https://github.com/facebook/flow/issues/285
|
|
window.addEventListener('test-passive', null, opts);
|
|
} catch (e) {}
|
|
}
|
|
|
|
// this needs to be lazy-evaled because vue may be required before
|
|
// vue-server-renderer can set VUE_ENV
|
|
var _isServer;
|
|
var isServerRendering = function () {
|
|
if (_isServer === undefined) {
|
|
/* istanbul ignore if */
|
|
if (!inBrowser && typeof global !== 'undefined') {
|
|
// detect presence of vue-server-renderer and avoid
|
|
// Webpack shimming the process
|
|
_isServer = global['process'].env.VUE_ENV === 'server';
|
|
} else {
|
|
_isServer = false;
|
|
}
|
|
}
|
|
return _isServer
|
|
};
|
|
|
|
// detect devtools
|
|
|
|
|
|
/* istanbul ignore next */
|
|
function isNative (Ctor) {
|
|
return typeof Ctor === 'function' && /native code/.test(Ctor.toString())
|
|
}
|
|
|
|
var hasSymbol =
|
|
typeof Symbol !== 'undefined' && isNative(Symbol) &&
|
|
typeof Reflect !== 'undefined' && isNative(Reflect.ownKeys);
|
|
|
|
/**
|
|
* Defer a task to execute it asynchronously.
|
|
*/
|
|
var nextTick = (function () {
|
|
var callbacks = [];
|
|
var pending = false;
|
|
var timerFunc;
|
|
|
|
function nextTickHandler () {
|
|
pending = false;
|
|
var copies = callbacks.slice(0);
|
|
callbacks.length = 0;
|
|
for (var i = 0; i < copies.length; i++) {
|
|
copies[i]();
|
|
}
|
|
}
|
|
|
|
// the nextTick behavior leverages the microtask queue, which can be accessed
|
|
// via either native Promise.then or MutationObserver.
|
|
// MutationObserver has wider support, however it is seriously bugged in
|
|
// UIWebView in iOS >= 9.3.3 when triggered in touch event handlers. It
|
|
// completely stops working after triggering a few times... so, if native
|
|
// Promise is available, we will use it:
|
|
/* istanbul ignore if */
|
|
if (typeof Promise !== 'undefined' && isNative(Promise)) {
|
|
var p = Promise.resolve();
|
|
var logError = function (err) { console.error(err); };
|
|
timerFunc = function () {
|
|
p.then(nextTickHandler).catch(logError);
|
|
// in problematic UIWebViews, Promise.then doesn't completely break, but
|
|
// it can get stuck in a weird state where callbacks are pushed into the
|
|
// microtask queue but the queue isn't being flushed, until the browser
|
|
// needs to do some other work, e.g. handle a timer. Therefore we can
|
|
// "force" the microtask queue to be flushed by adding an empty timer.
|
|
if (isIOS) { setTimeout(noop); }
|
|
};
|
|
} else if (typeof MutationObserver !== 'undefined' && (
|
|
isNative(MutationObserver) ||
|
|
// PhantomJS and iOS 7.x
|
|
MutationObserver.toString() === '[object MutationObserverConstructor]'
|
|
)) {
|
|
// use MutationObserver where native Promise is not available,
|
|
// e.g. PhantomJS IE11, iOS7, Android 4.4
|
|
var counter = 1;
|
|
var observer = new MutationObserver(nextTickHandler);
|
|
var textNode = document.createTextNode(String(counter));
|
|
observer.observe(textNode, {
|
|
characterData: true
|
|
});
|
|
timerFunc = function () {
|
|
counter = (counter + 1) % 2;
|
|
textNode.data = String(counter);
|
|
};
|
|
} else {
|
|
// fallback to setTimeout
|
|
/* istanbul ignore next */
|
|
timerFunc = function () {
|
|
setTimeout(nextTickHandler, 0);
|
|
};
|
|
}
|
|
|
|
return function queueNextTick (cb, ctx) {
|
|
var _resolve;
|
|
callbacks.push(function () {
|
|
if (cb) {
|
|
try {
|
|
cb.call(ctx);
|
|
} catch (e) {
|
|
handleError(e, ctx, 'nextTick');
|
|
}
|
|
} else if (_resolve) {
|
|
_resolve(ctx);
|
|
}
|
|
});
|
|
if (!pending) {
|
|
pending = true;
|
|
timerFunc();
|
|
}
|
|
if (!cb && typeof Promise !== 'undefined') {
|
|
return new Promise(function (resolve, reject) {
|
|
_resolve = resolve;
|
|
})
|
|
}
|
|
}
|
|
})();
|
|
|
|
var _Set;
|
|
/* istanbul ignore if */
|
|
if (typeof Set !== 'undefined' && isNative(Set)) {
|
|
// use native Set when available.
|
|
_Set = Set;
|
|
} else {
|
|
// a non-standard Set polyfill that only works with primitive keys.
|
|
_Set = (function () {
|
|
function Set () {
|
|
this.set = Object.create(null);
|
|
}
|
|
Set.prototype.has = function has (key) {
|
|
return this.set[key] === true
|
|
};
|
|
Set.prototype.add = function add (key) {
|
|
this.set[key] = true;
|
|
};
|
|
Set.prototype.clear = function clear () {
|
|
this.set = Object.create(null);
|
|
};
|
|
|
|
return Set;
|
|
}());
|
|
}
|
|
|
|
/* */
|
|
|
|
|
|
var uid = 0;
|
|
|
|
/**
|
|
* A dep is an observable that can have multiple
|
|
* directives subscribing to it.
|
|
*/
|
|
var Dep = function Dep () {
|
|
this.id = uid++;
|
|
this.subs = [];
|
|
};
|
|
|
|
Dep.prototype.addSub = function addSub (sub) {
|
|
this.subs.push(sub);
|
|
};
|
|
|
|
Dep.prototype.removeSub = function removeSub (sub) {
|
|
remove(this.subs, sub);
|
|
};
|
|
|
|
Dep.prototype.depend = function depend () {
|
|
if (Dep.target) {
|
|
Dep.target.addDep(this);
|
|
}
|
|
};
|
|
|
|
Dep.prototype.notify = function notify () {
|
|
// stabilize the subscriber list first
|
|
var subs = this.subs.slice();
|
|
for (var i = 0, l = subs.length; i < l; i++) {
|
|
subs[i].update();
|
|
}
|
|
};
|
|
|
|
// the current target watcher being evaluated.
|
|
// this is globally unique because there could be only one
|
|
// watcher being evaluated at any time.
|
|
Dep.target = null;
|
|
|
|
/*
|
|
* not type checking this file because flow doesn't play well with
|
|
* dynamically accessing methods on Array prototype
|
|
*/
|
|
|
|
var arrayProto = Array.prototype;
|
|
var arrayMethods = Object.create(arrayProto);[
|
|
'push',
|
|
'pop',
|
|
'shift',
|
|
'unshift',
|
|
'splice',
|
|
'sort',
|
|
'reverse'
|
|
]
|
|
.forEach(function (method) {
|
|
// cache original method
|
|
var original = arrayProto[method];
|
|
def(arrayMethods, method, function mutator () {
|
|
var args = [], len = arguments.length;
|
|
while ( len-- ) args[ len ] = arguments[ len ];
|
|
|
|
var result = original.apply(this, args);
|
|
var ob = this.__ob__;
|
|
var inserted;
|
|
switch (method) {
|
|
case 'push':
|
|
case 'unshift':
|
|
inserted = args;
|
|
break
|
|
case 'splice':
|
|
inserted = args.slice(2);
|
|
break
|
|
}
|
|
if (inserted) { ob.observeArray(inserted); }
|
|
// notify change
|
|
ob.dep.notify();
|
|
return result
|
|
});
|
|
});
|
|
|
|
/* */
|
|
|
|
var arrayKeys = Object.getOwnPropertyNames(arrayMethods);
|
|
|
|
/**
|
|
* By default, when a reactive property is set, the new value is
|
|
* also converted to become reactive. However when passing down props,
|
|
* we don't want to force conversion because the value may be a nested value
|
|
* under a frozen data structure. Converting it would defeat the optimization.
|
|
*/
|
|
var observerState = {
|
|
shouldConvert: true
|
|
};
|
|
|
|
/**
|
|
* Observer class that are attached to each observed
|
|
* object. Once attached, the observer converts target
|
|
* object's property keys into getter/setters that
|
|
* collect dependencies and dispatches updates.
|
|
*/
|
|
var Observer = function Observer (value) {
|
|
this.value = value;
|
|
this.dep = new Dep();
|
|
this.vmCount = 0;
|
|
def(value, '__ob__', this);
|
|
if (Array.isArray(value)) {
|
|
var augment = hasProto
|
|
? protoAugment
|
|
: copyAugment;
|
|
augment(value, arrayMethods, arrayKeys);
|
|
this.observeArray(value);
|
|
} else {
|
|
this.walk(value);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Walk through each property and convert them into
|
|
* getter/setters. This method should only be called when
|
|
* value type is Object.
|
|
*/
|
|
Observer.prototype.walk = function walk (obj) {
|
|
var keys = Object.keys(obj);
|
|
for (var i = 0; i < keys.length; i++) {
|
|
defineReactive$$1(obj, keys[i], obj[keys[i]]);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Observe a list of Array items.
|
|
*/
|
|
Observer.prototype.observeArray = function observeArray (items) {
|
|
for (var i = 0, l = items.length; i < l; i++) {
|
|
observe(items[i]);
|
|
}
|
|
};
|
|
|
|
// helpers
|
|
|
|
/**
|
|
* Augment an target Object or Array by intercepting
|
|
* the prototype chain using __proto__
|
|
*/
|
|
function protoAugment (target, src, keys) {
|
|
/* eslint-disable no-proto */
|
|
target.__proto__ = src;
|
|
/* eslint-enable no-proto */
|
|
}
|
|
|
|
/**
|
|
* Augment an target Object or Array by defining
|
|
* hidden properties.
|
|
*/
|
|
/* istanbul ignore next */
|
|
function copyAugment (target, src, keys) {
|
|
for (var i = 0, l = keys.length; i < l; i++) {
|
|
var key = keys[i];
|
|
def(target, key, src[key]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Attempt to create an observer instance for a value,
|
|
* returns the new observer if successfully observed,
|
|
* or the existing observer if the value already has one.
|
|
*/
|
|
function observe (value, asRootData) {
|
|
if (!isObject(value)) {
|
|
return
|
|
}
|
|
var ob;
|
|
if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) {
|
|
ob = value.__ob__;
|
|
} else if (
|
|
observerState.shouldConvert &&
|
|
!isServerRendering() &&
|
|
(Array.isArray(value) || isPlainObject(value)) &&
|
|
Object.isExtensible(value) &&
|
|
!value._isVue
|
|
) {
|
|
ob = new Observer(value);
|
|
}
|
|
if (asRootData && ob) {
|
|
ob.vmCount++;
|
|
}
|
|
return ob
|
|
}
|
|
|
|
/**
|
|
* Define a reactive property on an Object.
|
|
*/
|
|
function defineReactive$$1 (
|
|
obj,
|
|
key,
|
|
val,
|
|
customSetter,
|
|
shallow
|
|
) {
|
|
var dep = new Dep();
|
|
|
|
var property = Object.getOwnPropertyDescriptor(obj, key);
|
|
if (property && property.configurable === false) {
|
|
return
|
|
}
|
|
|
|
// cater for pre-defined getter/setters
|
|
var getter = property && property.get;
|
|
var setter = property && property.set;
|
|
|
|
var childOb = !shallow && observe(val);
|
|
Object.defineProperty(obj, key, {
|
|
enumerable: true,
|
|
configurable: true,
|
|
get: function reactiveGetter () {
|
|
var value = getter ? getter.call(obj) : val;
|
|
if (Dep.target) {
|
|
dep.depend();
|
|
if (childOb) {
|
|
childOb.dep.depend();
|
|
}
|
|
if (Array.isArray(value)) {
|
|
dependArray(value);
|
|
}
|
|
}
|
|
return value
|
|
},
|
|
set: function reactiveSetter (newVal) {
|
|
var value = getter ? getter.call(obj) : val;
|
|
/* eslint-disable no-self-compare */
|
|
if (newVal === value || (newVal !== newVal && value !== value)) {
|
|
return
|
|
}
|
|
/* eslint-enable no-self-compare */
|
|
if (process.env.NODE_ENV !== 'production' && customSetter) {
|
|
customSetter();
|
|
}
|
|
if (setter) {
|
|
setter.call(obj, newVal);
|
|
} else {
|
|
val = newVal;
|
|
}
|
|
childOb = !shallow && observe(newVal);
|
|
dep.notify();
|
|
}
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Set a property on an object. Adds the new property and
|
|
* triggers change notification if the property doesn't
|
|
* already exist.
|
|
*/
|
|
function set (target, key, val) {
|
|
if (Array.isArray(target) && isValidArrayIndex(key)) {
|
|
target.length = Math.max(target.length, key);
|
|
target.splice(key, 1, val);
|
|
return val
|
|
}
|
|
if (hasOwn(target, key)) {
|
|
target[key] = val;
|
|
return val
|
|
}
|
|
var ob = (target).__ob__;
|
|
if (target._isVue || (ob && ob.vmCount)) {
|
|
process.env.NODE_ENV !== 'production' && warn(
|
|
'Avoid adding reactive properties to a Vue instance or its root $data ' +
|
|
'at runtime - declare it upfront in the data option.'
|
|
);
|
|
return val
|
|
}
|
|
if (!ob) {
|
|
target[key] = val;
|
|
return val
|
|
}
|
|
defineReactive$$1(ob.value, key, val);
|
|
ob.dep.notify();
|
|
return val
|
|
}
|
|
|
|
/**
|
|
* Delete a property and trigger change if necessary.
|
|
*/
|
|
|
|
|
|
/**
|
|
* Collect dependencies on array elements when the array is touched, since
|
|
* we cannot intercept array element access like property getters.
|
|
*/
|
|
function dependArray (value) {
|
|
for (var e = (void 0), i = 0, l = value.length; i < l; i++) {
|
|
e = value[i];
|
|
e && e.__ob__ && e.__ob__.dep.depend();
|
|
if (Array.isArray(e)) {
|
|
dependArray(e);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
/**
|
|
* Option overwriting strategies are functions that handle
|
|
* how to merge a parent option value and a child option
|
|
* value into the final value.
|
|
*/
|
|
var strats = config.optionMergeStrategies;
|
|
|
|
/**
|
|
* Options with restrictions
|
|
*/
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
strats.el = strats.propsData = function (parent, child, vm, key) {
|
|
if (!vm) {
|
|
warn(
|
|
"option \"" + key + "\" can only be used during instance " +
|
|
'creation with the `new` keyword.'
|
|
);
|
|
}
|
|
return defaultStrat(parent, child)
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Helper that recursively merges two data objects together.
|
|
*/
|
|
function mergeData (to, from) {
|
|
if (!from) { return to }
|
|
var key, toVal, fromVal;
|
|
var keys = Object.keys(from);
|
|
for (var i = 0; i < keys.length; i++) {
|
|
key = keys[i];
|
|
toVal = to[key];
|
|
fromVal = from[key];
|
|
if (!hasOwn(to, key)) {
|
|
set(to, key, fromVal);
|
|
} else if (isPlainObject(toVal) && isPlainObject(fromVal)) {
|
|
mergeData(toVal, fromVal);
|
|
}
|
|
}
|
|
return to
|
|
}
|
|
|
|
/**
|
|
* Data
|
|
*/
|
|
function mergeDataOrFn (
|
|
parentVal,
|
|
childVal,
|
|
vm
|
|
) {
|
|
if (!vm) {
|
|
// in a Vue.extend merge, both should be functions
|
|
if (!childVal) {
|
|
return parentVal
|
|
}
|
|
if (!parentVal) {
|
|
return childVal
|
|
}
|
|
// when parentVal & childVal are both present,
|
|
// we need to return a function that returns the
|
|
// merged result of both functions... no need to
|
|
// check if parentVal is a function here because
|
|
// it has to be a function to pass previous merges.
|
|
return function mergedDataFn () {
|
|
return mergeData(
|
|
typeof childVal === 'function' ? childVal.call(this) : childVal,
|
|
parentVal.call(this)
|
|
)
|
|
}
|
|
} else if (parentVal || childVal) {
|
|
return function mergedInstanceDataFn () {
|
|
// instance merge
|
|
var instanceData = typeof childVal === 'function'
|
|
? childVal.call(vm)
|
|
: childVal;
|
|
var defaultData = typeof parentVal === 'function'
|
|
? parentVal.call(vm)
|
|
: undefined;
|
|
if (instanceData) {
|
|
return mergeData(instanceData, defaultData)
|
|
} else {
|
|
return defaultData
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
strats.data = function (
|
|
parentVal,
|
|
childVal,
|
|
vm
|
|
) {
|
|
if (!vm) {
|
|
if (childVal && typeof childVal !== 'function') {
|
|
process.env.NODE_ENV !== 'production' && warn(
|
|
'The "data" option should be a function ' +
|
|
'that returns a per-instance value in component ' +
|
|
'definitions.',
|
|
vm
|
|
);
|
|
|
|
return parentVal
|
|
}
|
|
return mergeDataOrFn.call(this, parentVal, childVal)
|
|
}
|
|
|
|
return mergeDataOrFn(parentVal, childVal, vm)
|
|
};
|
|
|
|
/**
|
|
* Hooks and props are merged as arrays.
|
|
*/
|
|
function mergeHook (
|
|
parentVal,
|
|
childVal
|
|
) {
|
|
return childVal
|
|
? parentVal
|
|
? parentVal.concat(childVal)
|
|
: Array.isArray(childVal)
|
|
? childVal
|
|
: [childVal]
|
|
: parentVal
|
|
}
|
|
|
|
LIFECYCLE_HOOKS.forEach(function (hook) {
|
|
strats[hook] = mergeHook;
|
|
});
|
|
|
|
/**
|
|
* Assets
|
|
*
|
|
* When a vm is present (instance creation), we need to do
|
|
* a three-way merge between constructor options, instance
|
|
* options and parent options.
|
|
*/
|
|
function mergeAssets (parentVal, childVal) {
|
|
var res = Object.create(parentVal || null);
|
|
return childVal
|
|
? extend(res, childVal)
|
|
: res
|
|
}
|
|
|
|
ASSET_TYPES.forEach(function (type) {
|
|
strats[type + 's'] = mergeAssets;
|
|
});
|
|
|
|
/**
|
|
* Watchers.
|
|
*
|
|
* Watchers hashes should not overwrite one
|
|
* another, so we merge them as arrays.
|
|
*/
|
|
strats.watch = function (parentVal, childVal) {
|
|
// work around Firefox's Object.prototype.watch...
|
|
if (parentVal === nativeWatch) { parentVal = undefined; }
|
|
if (childVal === nativeWatch) { childVal = undefined; }
|
|
/* istanbul ignore if */
|
|
if (!childVal) { return Object.create(parentVal || null) }
|
|
if (!parentVal) { return childVal }
|
|
var ret = {};
|
|
extend(ret, parentVal);
|
|
for (var key in childVal) {
|
|
var parent = ret[key];
|
|
var child = childVal[key];
|
|
if (parent && !Array.isArray(parent)) {
|
|
parent = [parent];
|
|
}
|
|
ret[key] = parent
|
|
? parent.concat(child)
|
|
: Array.isArray(child) ? child : [child];
|
|
}
|
|
return ret
|
|
};
|
|
|
|
/**
|
|
* Other object hashes.
|
|
*/
|
|
strats.props =
|
|
strats.methods =
|
|
strats.inject =
|
|
strats.computed = function (parentVal, childVal) {
|
|
if (!childVal) { return Object.create(parentVal || null) }
|
|
if (!parentVal) { return childVal }
|
|
var ret = Object.create(null);
|
|
extend(ret, parentVal);
|
|
extend(ret, childVal);
|
|
return ret
|
|
};
|
|
strats.provide = mergeDataOrFn;
|
|
|
|
/**
|
|
* Default strategy.
|
|
*/
|
|
var defaultStrat = function (parentVal, childVal) {
|
|
return childVal === undefined
|
|
? parentVal
|
|
: childVal
|
|
};
|
|
|
|
/**
|
|
* Merge two option objects into a new one.
|
|
* Core utility used in both instantiation and inheritance.
|
|
*/
|
|
|
|
|
|
/**
|
|
* Resolve an asset.
|
|
* This function is used because child instances need access
|
|
* to assets defined in its ancestor chain.
|
|
*/
|
|
|
|
/* */
|
|
|
|
/* */
|
|
|
|
/* */
|
|
|
|
// these are reserved for web because they are directly compiled away
|
|
// during template compilation
|
|
var isReservedAttr = makeMap('style,class');
|
|
|
|
// attributes that should be using props for binding
|
|
var acceptValue = makeMap('input,textarea,option,select');
|
|
var mustUseProp = function (tag, type, attr) {
|
|
return (
|
|
(attr === 'value' && acceptValue(tag)) && type !== 'button' ||
|
|
(attr === 'selected' && tag === 'option') ||
|
|
(attr === 'checked' && tag === 'input') ||
|
|
(attr === 'muted' && tag === 'video')
|
|
)
|
|
};
|
|
|
|
var isEnumeratedAttr = makeMap('contenteditable,draggable,spellcheck');
|
|
|
|
var isBooleanAttr = makeMap(
|
|
'allowfullscreen,async,autofocus,autoplay,checked,compact,controls,declare,' +
|
|
'default,defaultchecked,defaultmuted,defaultselected,defer,disabled,' +
|
|
'enabled,formnovalidate,hidden,indeterminate,inert,ismap,itemscope,loop,multiple,' +
|
|
'muted,nohref,noresize,noshade,novalidate,nowrap,open,pauseonexit,readonly,' +
|
|
'required,reversed,scoped,seamless,selected,sortable,translate,' +
|
|
'truespeed,typemustmatch,visible'
|
|
);
|
|
|
|
/* */
|
|
|
|
/* */
|
|
|
|
|
|
|
|
var isHTMLTag = makeMap(
|
|
'html,body,base,head,link,meta,style,title,' +
|
|
'address,article,aside,footer,header,h1,h2,h3,h4,h5,h6,hgroup,nav,section,' +
|
|
'div,dd,dl,dt,figcaption,figure,picture,hr,img,li,main,ol,p,pre,ul,' +
|
|
'a,b,abbr,bdi,bdo,br,cite,code,data,dfn,em,i,kbd,mark,q,rp,rt,rtc,ruby,' +
|
|
's,samp,small,span,strong,sub,sup,time,u,var,wbr,area,audio,map,track,video,' +
|
|
'embed,object,param,source,canvas,script,noscript,del,ins,' +
|
|
'caption,col,colgroup,table,thead,tbody,td,th,tr,' +
|
|
'button,datalist,fieldset,form,input,label,legend,meter,optgroup,option,' +
|
|
'output,progress,select,textarea,' +
|
|
'details,dialog,menu,menuitem,summary,' +
|
|
'content,element,shadow,template,blockquote,iframe,tfoot'
|
|
);
|
|
|
|
// this map is intentionally selective, only covering SVG elements that may
|
|
// contain child elements.
|
|
var isSVG = makeMap(
|
|
'svg,animate,circle,clippath,cursor,defs,desc,ellipse,filter,font-face,' +
|
|
'foreignObject,g,glyph,image,line,marker,mask,missing-glyph,path,pattern,' +
|
|
'polygon,polyline,rect,switch,symbol,text,textpath,tspan,use,view',
|
|
true
|
|
);
|
|
|
|
var isPreTag = function (tag) { return tag === 'pre'; };
|
|
|
|
var isReservedTag = function (tag) {
|
|
return isHTMLTag(tag) || isSVG(tag)
|
|
};
|
|
|
|
function getTagNamespace (tag) {
|
|
if (isSVG(tag)) {
|
|
return 'svg'
|
|
}
|
|
// basic support for MathML
|
|
// note it doesn't support other MathML elements being component roots
|
|
if (tag === 'math') {
|
|
return 'math'
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
/**
|
|
* Query an element selector if it's not an element already.
|
|
*/
|
|
|
|
/* */
|
|
|
|
var validDivisionCharRE = /[\w).+\-_$\]]/;
|
|
|
|
function parseFilters (exp) {
|
|
var inSingle = false;
|
|
var inDouble = false;
|
|
var inTemplateString = false;
|
|
var inRegex = false;
|
|
var curly = 0;
|
|
var square = 0;
|
|
var paren = 0;
|
|
var lastFilterIndex = 0;
|
|
var c, prev, i, expression, filters;
|
|
|
|
for (i = 0; i < exp.length; i++) {
|
|
prev = c;
|
|
c = exp.charCodeAt(i);
|
|
if (inSingle) {
|
|
if (c === 0x27 && prev !== 0x5C) { inSingle = false; }
|
|
} else if (inDouble) {
|
|
if (c === 0x22 && prev !== 0x5C) { inDouble = false; }
|
|
} else if (inTemplateString) {
|
|
if (c === 0x60 && prev !== 0x5C) { inTemplateString = false; }
|
|
} else if (inRegex) {
|
|
if (c === 0x2f && prev !== 0x5C) { inRegex = false; }
|
|
} else if (
|
|
c === 0x7C && // pipe
|
|
exp.charCodeAt(i + 1) !== 0x7C &&
|
|
exp.charCodeAt(i - 1) !== 0x7C &&
|
|
!curly && !square && !paren
|
|
) {
|
|
if (expression === undefined) {
|
|
// first filter, end of expression
|
|
lastFilterIndex = i + 1;
|
|
expression = exp.slice(0, i).trim();
|
|
} else {
|
|
pushFilter();
|
|
}
|
|
} else {
|
|
switch (c) {
|
|
case 0x22: inDouble = true; break // "
|
|
case 0x27: inSingle = true; break // '
|
|
case 0x60: inTemplateString = true; break // `
|
|
case 0x28: paren++; break // (
|
|
case 0x29: paren--; break // )
|
|
case 0x5B: square++; break // [
|
|
case 0x5D: square--; break // ]
|
|
case 0x7B: curly++; break // {
|
|
case 0x7D: curly--; break // }
|
|
}
|
|
if (c === 0x2f) { // /
|
|
var j = i - 1;
|
|
var p = (void 0);
|
|
// find first non-whitespace prev char
|
|
for (; j >= 0; j--) {
|
|
p = exp.charAt(j);
|
|
if (p !== ' ') { break }
|
|
}
|
|
if (!p || !validDivisionCharRE.test(p)) {
|
|
inRegex = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (expression === undefined) {
|
|
expression = exp.slice(0, i).trim();
|
|
} else if (lastFilterIndex !== 0) {
|
|
pushFilter();
|
|
}
|
|
|
|
function pushFilter () {
|
|
(filters || (filters = [])).push(exp.slice(lastFilterIndex, i).trim());
|
|
lastFilterIndex = i + 1;
|
|
}
|
|
|
|
if (filters) {
|
|
for (i = 0; i < filters.length; i++) {
|
|
expression = wrapFilter(expression, filters[i]);
|
|
}
|
|
}
|
|
|
|
return expression
|
|
}
|
|
|
|
function wrapFilter (exp, filter) {
|
|
var i = filter.indexOf('(');
|
|
if (i < 0) {
|
|
// _f: resolveFilter
|
|
return ("_f(\"" + filter + "\")(" + exp + ")")
|
|
} else {
|
|
var name = filter.slice(0, i);
|
|
var args = filter.slice(i + 1);
|
|
return ("_f(\"" + name + "\")(" + exp + "," + args)
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
var defaultTagRE = /\{\{((?:.|\n)+?)\}\}/g;
|
|
var regexEscapeRE = /[-.*+?^${}()|[\]\/\\]/g;
|
|
|
|
var buildRegex = cached(function (delimiters) {
|
|
var open = delimiters[0].replace(regexEscapeRE, '\\$&');
|
|
var close = delimiters[1].replace(regexEscapeRE, '\\$&');
|
|
return new RegExp(open + '((?:.|\\n)+?)' + close, 'g')
|
|
});
|
|
|
|
function parseText (
|
|
text,
|
|
delimiters
|
|
) {
|
|
var tagRE = delimiters ? buildRegex(delimiters) : defaultTagRE;
|
|
if (!tagRE.test(text)) {
|
|
return
|
|
}
|
|
var tokens = [];
|
|
var lastIndex = tagRE.lastIndex = 0;
|
|
var match, index;
|
|
while ((match = tagRE.exec(text))) {
|
|
index = match.index;
|
|
// push text token
|
|
if (index > lastIndex) {
|
|
tokens.push(JSON.stringify(text.slice(lastIndex, index)));
|
|
}
|
|
// tag token
|
|
var exp = parseFilters(match[1].trim());
|
|
tokens.push(("_s(" + exp + ")"));
|
|
lastIndex = index + match[0].length;
|
|
}
|
|
if (lastIndex < text.length) {
|
|
tokens.push(JSON.stringify(text.slice(lastIndex)));
|
|
}
|
|
return tokens.join('+')
|
|
}
|
|
|
|
/* */
|
|
|
|
function baseWarn (msg) {
|
|
console.error(("[Vue compiler]: " + msg));
|
|
}
|
|
|
|
function pluckModuleFunction (
|
|
modules,
|
|
key
|
|
) {
|
|
return modules
|
|
? modules.map(function (m) { return m[key]; }).filter(function (_) { return _; })
|
|
: []
|
|
}
|
|
|
|
function addProp (el, name, value) {
|
|
(el.props || (el.props = [])).push({ name: name, value: value });
|
|
}
|
|
|
|
function addAttr (el, name, value) {
|
|
(el.attrs || (el.attrs = [])).push({ name: name, value: value });
|
|
}
|
|
|
|
function addDirective (
|
|
el,
|
|
name,
|
|
rawName,
|
|
value,
|
|
arg,
|
|
modifiers
|
|
) {
|
|
(el.directives || (el.directives = [])).push({ name: name, rawName: rawName, value: value, arg: arg, modifiers: modifiers });
|
|
}
|
|
|
|
function addHandler (
|
|
el,
|
|
name,
|
|
value,
|
|
modifiers,
|
|
important,
|
|
warn
|
|
) {
|
|
// warn prevent and passive modifier
|
|
/* istanbul ignore if */
|
|
if (
|
|
process.env.NODE_ENV !== 'production' && warn &&
|
|
modifiers && modifiers.prevent && modifiers.passive
|
|
) {
|
|
warn(
|
|
'passive and prevent can\'t be used together. ' +
|
|
'Passive handler can\'t prevent default event.'
|
|
);
|
|
}
|
|
// check capture modifier
|
|
if (modifiers && modifiers.capture) {
|
|
delete modifiers.capture;
|
|
name = '!' + name; // mark the event as captured
|
|
}
|
|
if (modifiers && modifiers.once) {
|
|
delete modifiers.once;
|
|
name = '~' + name; // mark the event as once
|
|
}
|
|
/* istanbul ignore if */
|
|
if (modifiers && modifiers.passive) {
|
|
delete modifiers.passive;
|
|
name = '&' + name; // mark the event as passive
|
|
}
|
|
var events;
|
|
if (modifiers && modifiers.native) {
|
|
delete modifiers.native;
|
|
events = el.nativeEvents || (el.nativeEvents = {});
|
|
} else {
|
|
events = el.events || (el.events = {});
|
|
}
|
|
var newHandler = { value: value, modifiers: modifiers };
|
|
var handlers = events[name];
|
|
/* istanbul ignore if */
|
|
if (Array.isArray(handlers)) {
|
|
important ? handlers.unshift(newHandler) : handlers.push(newHandler);
|
|
} else if (handlers) {
|
|
events[name] = important ? [newHandler, handlers] : [handlers, newHandler];
|
|
} else {
|
|
events[name] = newHandler;
|
|
}
|
|
}
|
|
|
|
function getBindingAttr (
|
|
el,
|
|
name,
|
|
getStatic
|
|
) {
|
|
var dynamicValue =
|
|
getAndRemoveAttr(el, ':' + name) ||
|
|
getAndRemoveAttr(el, 'v-bind:' + name);
|
|
if (dynamicValue != null) {
|
|
return parseFilters(dynamicValue)
|
|
} else if (getStatic !== false) {
|
|
var staticValue = getAndRemoveAttr(el, name);
|
|
if (staticValue != null) {
|
|
return JSON.stringify(staticValue)
|
|
}
|
|
}
|
|
}
|
|
|
|
function getAndRemoveAttr (el, name) {
|
|
var val;
|
|
if ((val = el.attrsMap[name]) != null) {
|
|
var list = el.attrsList;
|
|
for (var i = 0, l = list.length; i < l; i++) {
|
|
if (list[i].name === name) {
|
|
list.splice(i, 1);
|
|
break
|
|
}
|
|
}
|
|
}
|
|
return val
|
|
}
|
|
|
|
/* */
|
|
|
|
function transformNode (el, options) {
|
|
var warn = options.warn || baseWarn;
|
|
var staticClass = getAndRemoveAttr(el, 'class');
|
|
if (process.env.NODE_ENV !== 'production' && staticClass) {
|
|
var expression = parseText(staticClass, options.delimiters);
|
|
if (expression) {
|
|
warn(
|
|
"class=\"" + staticClass + "\": " +
|
|
'Interpolation inside attributes has been removed. ' +
|
|
'Use v-bind or the colon shorthand instead. For example, ' +
|
|
'instead of <div class="{{ val }}">, use <div :class="val">.'
|
|
);
|
|
}
|
|
}
|
|
if (staticClass) {
|
|
el.staticClass = JSON.stringify(staticClass);
|
|
}
|
|
var classBinding = getBindingAttr(el, 'class', false /* getStatic */);
|
|
if (classBinding) {
|
|
el.classBinding = classBinding;
|
|
}
|
|
}
|
|
|
|
function genData (el) {
|
|
var data = '';
|
|
if (el.staticClass) {
|
|
data += "staticClass:" + (el.staticClass) + ",";
|
|
}
|
|
if (el.classBinding) {
|
|
data += "class:" + (el.classBinding) + ",";
|
|
}
|
|
return data
|
|
}
|
|
|
|
var klass = {
|
|
staticKeys: ['staticClass'],
|
|
transformNode: transformNode,
|
|
genData: genData
|
|
};
|
|
|
|
/* */
|
|
|
|
var parseStyleText = cached(function (cssText) {
|
|
var res = {};
|
|
var listDelimiter = /;(?![^(]*\))/g;
|
|
var propertyDelimiter = /:(.+)/;
|
|
cssText.split(listDelimiter).forEach(function (item) {
|
|
if (item) {
|
|
var tmp = item.split(propertyDelimiter);
|
|
tmp.length > 1 && (res[tmp[0].trim()] = tmp[1].trim());
|
|
}
|
|
});
|
|
return res
|
|
});
|
|
|
|
// normalize possible array / string values into Object
|
|
|
|
|
|
/**
|
|
* parent component style should be after child's
|
|
* so that parent component's style could override it
|
|
*/
|
|
|
|
/* */
|
|
|
|
function transformNode$1 (el, options) {
|
|
var warn = options.warn || baseWarn;
|
|
var staticStyle = getAndRemoveAttr(el, 'style');
|
|
if (staticStyle) {
|
|
/* istanbul ignore if */
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
var expression = parseText(staticStyle, options.delimiters);
|
|
if (expression) {
|
|
warn(
|
|
"style=\"" + staticStyle + "\": " +
|
|
'Interpolation inside attributes has been removed. ' +
|
|
'Use v-bind or the colon shorthand instead. For example, ' +
|
|
'instead of <div style="{{ val }}">, use <div :style="val">.'
|
|
);
|
|
}
|
|
}
|
|
el.staticStyle = JSON.stringify(parseStyleText(staticStyle));
|
|
}
|
|
|
|
var styleBinding = getBindingAttr(el, 'style', false /* getStatic */);
|
|
if (styleBinding) {
|
|
el.styleBinding = styleBinding;
|
|
}
|
|
}
|
|
|
|
function genData$1 (el) {
|
|
var data = '';
|
|
if (el.staticStyle) {
|
|
data += "staticStyle:" + (el.staticStyle) + ",";
|
|
}
|
|
if (el.styleBinding) {
|
|
data += "style:(" + (el.styleBinding) + "),";
|
|
}
|
|
return data
|
|
}
|
|
|
|
var style = {
|
|
staticKeys: ['staticStyle'],
|
|
transformNode: transformNode$1,
|
|
genData: genData$1
|
|
};
|
|
|
|
var modules = [
|
|
klass,
|
|
style
|
|
];
|
|
|
|
/* */
|
|
|
|
/**
|
|
* Cross-platform code generation for component v-model
|
|
*/
|
|
function genComponentModel (
|
|
el,
|
|
value,
|
|
modifiers
|
|
) {
|
|
var ref = modifiers || {};
|
|
var number = ref.number;
|
|
var trim = ref.trim;
|
|
|
|
var baseValueExpression = '$$v';
|
|
var valueExpression = baseValueExpression;
|
|
if (trim) {
|
|
valueExpression =
|
|
"(typeof " + baseValueExpression + " === 'string'" +
|
|
"? " + baseValueExpression + ".trim()" +
|
|
": " + baseValueExpression + ")";
|
|
}
|
|
if (number) {
|
|
valueExpression = "_n(" + valueExpression + ")";
|
|
}
|
|
var assignment = genAssignmentCode(value, valueExpression);
|
|
|
|
el.model = {
|
|
value: ("(" + value + ")"),
|
|
expression: ("\"" + value + "\""),
|
|
callback: ("function (" + baseValueExpression + ") {" + assignment + "}")
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Cross-platform codegen helper for generating v-model value assignment code.
|
|
*/
|
|
function genAssignmentCode (
|
|
value,
|
|
assignment
|
|
) {
|
|
var modelRs = parseModel(value);
|
|
if (modelRs.idx === null) {
|
|
return (value + "=" + assignment)
|
|
} else {
|
|
return ("$set(" + (modelRs.exp) + ", " + (modelRs.idx) + ", " + assignment + ")")
|
|
}
|
|
}
|
|
|
|
/**
|
|
* parse directive model to do the array update transform. a[idx] = val => $$a.splice($$idx, 1, val)
|
|
*
|
|
* for loop possible cases:
|
|
*
|
|
* - test
|
|
* - test[idx]
|
|
* - test[test1[idx]]
|
|
* - test["a"][idx]
|
|
* - xxx.test[a[a].test1[idx]]
|
|
* - test.xxx.a["asa"][test1[idx]]
|
|
*
|
|
*/
|
|
|
|
var len;
|
|
var str;
|
|
var chr;
|
|
var index;
|
|
var expressionPos;
|
|
var expressionEndPos;
|
|
|
|
function parseModel (val) {
|
|
str = val;
|
|
len = str.length;
|
|
index = expressionPos = expressionEndPos = 0;
|
|
|
|
if (val.indexOf('[') < 0 || val.lastIndexOf(']') < len - 1) {
|
|
return {
|
|
exp: val,
|
|
idx: null
|
|
}
|
|
}
|
|
|
|
while (!eof()) {
|
|
chr = next();
|
|
/* istanbul ignore if */
|
|
if (isStringStart(chr)) {
|
|
parseString(chr);
|
|
} else if (chr === 0x5B) {
|
|
parseBracket(chr);
|
|
}
|
|
}
|
|
|
|
return {
|
|
exp: val.substring(0, expressionPos),
|
|
idx: val.substring(expressionPos + 1, expressionEndPos)
|
|
}
|
|
}
|
|
|
|
function next () {
|
|
return str.charCodeAt(++index)
|
|
}
|
|
|
|
function eof () {
|
|
return index >= len
|
|
}
|
|
|
|
function isStringStart (chr) {
|
|
return chr === 0x22 || chr === 0x27
|
|
}
|
|
|
|
function parseBracket (chr) {
|
|
var inBracket = 1;
|
|
expressionPos = index;
|
|
while (!eof()) {
|
|
chr = next();
|
|
if (isStringStart(chr)) {
|
|
parseString(chr);
|
|
continue
|
|
}
|
|
if (chr === 0x5B) { inBracket++; }
|
|
if (chr === 0x5D) { inBracket--; }
|
|
if (inBracket === 0) {
|
|
expressionEndPos = index;
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
function parseString (chr) {
|
|
var stringQuote = chr;
|
|
while (!eof()) {
|
|
chr = next();
|
|
if (chr === stringQuote) {
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
var warn$1;
|
|
|
|
// in some cases, the event used has to be determined at runtime
|
|
// so we used some reserved tokens during compile.
|
|
var RANGE_TOKEN = '__r';
|
|
var CHECKBOX_RADIO_TOKEN = '__c';
|
|
|
|
function model (
|
|
el,
|
|
dir,
|
|
_warn
|
|
) {
|
|
warn$1 = _warn;
|
|
var value = dir.value;
|
|
var modifiers = dir.modifiers;
|
|
var tag = el.tag;
|
|
var type = el.attrsMap.type;
|
|
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
var dynamicType = el.attrsMap['v-bind:type'] || el.attrsMap[':type'];
|
|
if (tag === 'input' && dynamicType) {
|
|
warn$1(
|
|
"<input :type=\"" + dynamicType + "\" v-model=\"" + value + "\">:\n" +
|
|
"v-model does not support dynamic input types. Use v-if branches instead."
|
|
);
|
|
}
|
|
// inputs with type="file" are read only and setting the input's
|
|
// value will throw an error.
|
|
if (tag === 'input' && type === 'file') {
|
|
warn$1(
|
|
"<" + (el.tag) + " v-model=\"" + value + "\" type=\"file\">:\n" +
|
|
"File inputs are read only. Use a v-on:change listener instead."
|
|
);
|
|
}
|
|
}
|
|
|
|
if (el.component) {
|
|
genComponentModel(el, value, modifiers);
|
|
// component v-model doesn't need extra runtime
|
|
return false
|
|
} else if (tag === 'select') {
|
|
genSelect(el, value, modifiers);
|
|
} else if (tag === 'input' && type === 'checkbox') {
|
|
genCheckboxModel(el, value, modifiers);
|
|
} else if (tag === 'input' && type === 'radio') {
|
|
genRadioModel(el, value, modifiers);
|
|
} else if (tag === 'input' || tag === 'textarea') {
|
|
genDefaultModel(el, value, modifiers);
|
|
} else if (!config.isReservedTag(tag)) {
|
|
genComponentModel(el, value, modifiers);
|
|
// component v-model doesn't need extra runtime
|
|
return false
|
|
} else if (process.env.NODE_ENV !== 'production') {
|
|
warn$1(
|
|
"<" + (el.tag) + " v-model=\"" + value + "\">: " +
|
|
"v-model is not supported on this element type. " +
|
|
'If you are working with contenteditable, it\'s recommended to ' +
|
|
'wrap a library dedicated for that purpose inside a custom component.'
|
|
);
|
|
}
|
|
|
|
// ensure runtime directive metadata
|
|
return true
|
|
}
|
|
|
|
function genCheckboxModel (
|
|
el,
|
|
value,
|
|
modifiers
|
|
) {
|
|
var number = modifiers && modifiers.number;
|
|
var valueBinding = getBindingAttr(el, 'value') || 'null';
|
|
var trueValueBinding = getBindingAttr(el, 'true-value') || 'true';
|
|
var falseValueBinding = getBindingAttr(el, 'false-value') || 'false';
|
|
addProp(el, 'checked',
|
|
"Array.isArray(" + value + ")" +
|
|
"?_i(" + value + "," + valueBinding + ")>-1" + (
|
|
trueValueBinding === 'true'
|
|
? (":(" + value + ")")
|
|
: (":_q(" + value + "," + trueValueBinding + ")")
|
|
)
|
|
);
|
|
addHandler(el, CHECKBOX_RADIO_TOKEN,
|
|
"var $$a=" + value + "," +
|
|
'$$el=$event.target,' +
|
|
"$$c=$$el.checked?(" + trueValueBinding + "):(" + falseValueBinding + ");" +
|
|
'if(Array.isArray($$a)){' +
|
|
"var $$v=" + (number ? '_n(' + valueBinding + ')' : valueBinding) + "," +
|
|
'$$i=_i($$a,$$v);' +
|
|
"if($$c){$$i<0&&(" + value + "=$$a.concat($$v))}" +
|
|
"else{$$i>-1&&(" + value + "=$$a.slice(0,$$i).concat($$a.slice($$i+1)))}" +
|
|
"}else{" + (genAssignmentCode(value, '$$c')) + "}",
|
|
null, true
|
|
);
|
|
}
|
|
|
|
function genRadioModel (
|
|
el,
|
|
value,
|
|
modifiers
|
|
) {
|
|
var number = modifiers && modifiers.number;
|
|
var valueBinding = getBindingAttr(el, 'value') || 'null';
|
|
valueBinding = number ? ("_n(" + valueBinding + ")") : valueBinding;
|
|
addProp(el, 'checked', ("_q(" + value + "," + valueBinding + ")"));
|
|
addHandler(el, CHECKBOX_RADIO_TOKEN, genAssignmentCode(value, valueBinding), null, true);
|
|
}
|
|
|
|
function genSelect (
|
|
el,
|
|
value,
|
|
modifiers
|
|
) {
|
|
var number = modifiers && modifiers.number;
|
|
var selectedVal = "Array.prototype.filter" +
|
|
".call($event.target.options,function(o){return o.selected})" +
|
|
".map(function(o){var val = \"_value\" in o ? o._value : o.value;" +
|
|
"return " + (number ? '_n(val)' : 'val') + "})";
|
|
|
|
var assignment = '$event.target.multiple ? $$selectedVal : $$selectedVal[0]';
|
|
var code = "var $$selectedVal = " + selectedVal + ";";
|
|
code = code + " " + (genAssignmentCode(value, assignment));
|
|
addHandler(el, 'change', code, null, true);
|
|
}
|
|
|
|
function genDefaultModel (
|
|
el,
|
|
value,
|
|
modifiers
|
|
) {
|
|
var type = el.attrsMap.type;
|
|
var ref = modifiers || {};
|
|
var lazy = ref.lazy;
|
|
var number = ref.number;
|
|
var trim = ref.trim;
|
|
var needCompositionGuard = !lazy && type !== 'range';
|
|
var event = lazy
|
|
? 'change'
|
|
: type === 'range'
|
|
? RANGE_TOKEN
|
|
: 'input';
|
|
|
|
var valueExpression = '$event.target.value';
|
|
if (trim) {
|
|
valueExpression = "$event.target.value.trim()";
|
|
}
|
|
if (number) {
|
|
valueExpression = "_n(" + valueExpression + ")";
|
|
}
|
|
|
|
var code = genAssignmentCode(value, valueExpression);
|
|
if (needCompositionGuard) {
|
|
code = "if($event.target.composing)return;" + code;
|
|
}
|
|
|
|
addProp(el, 'value', ("(" + value + ")"));
|
|
addHandler(el, event, code, null, true);
|
|
if (trim || number) {
|
|
addHandler(el, 'blur', '$forceUpdate()');
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
function text (el, dir) {
|
|
if (dir.value) {
|
|
addProp(el, 'textContent', ("_s(" + (dir.value) + ")"));
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
function html (el, dir) {
|
|
if (dir.value) {
|
|
addProp(el, 'innerHTML', ("_s(" + (dir.value) + ")"));
|
|
}
|
|
}
|
|
|
|
var directives = {
|
|
model: model,
|
|
text: text,
|
|
html: html
|
|
};
|
|
|
|
/* */
|
|
|
|
var baseOptions = {
|
|
expectHTML: true,
|
|
modules: modules,
|
|
directives: directives,
|
|
isPreTag: isPreTag,
|
|
isUnaryTag: isUnaryTag,
|
|
mustUseProp: mustUseProp,
|
|
canBeLeftOpenTag: canBeLeftOpenTag,
|
|
isReservedTag: isReservedTag,
|
|
getTagNamespace: getTagNamespace,
|
|
staticKeys: genStaticKeys(modules)
|
|
};
|
|
|
|
/* */
|
|
|
|
var onRE = /^@|^v-on:/;
|
|
var dirRE = /^v-|^@|^:/;
|
|
var forAliasRE = /(.*?)\s+(?:in|of)\s+(.*)/;
|
|
var forIteratorRE = /\((\{[^}]*\}|[^,]*),([^,]*)(?:,([^,]*))?\)/;
|
|
|
|
var argRE = /:(.*)$/;
|
|
var bindRE = /^:|^v-bind:/;
|
|
var modifierRE = /\.[^.]+/g;
|
|
|
|
var decodeHTMLCached = cached(he.decode);
|
|
|
|
// configurable state
|
|
var warn$2;
|
|
var delimiters;
|
|
var transforms;
|
|
var preTransforms;
|
|
var postTransforms;
|
|
var platformIsPreTag;
|
|
var platformMustUseProp;
|
|
var platformGetTagNamespace;
|
|
|
|
/**
|
|
* Convert HTML string to AST.
|
|
*/
|
|
function parse (
|
|
template,
|
|
options
|
|
) {
|
|
warn$2 = options.warn || baseWarn;
|
|
|
|
platformIsPreTag = options.isPreTag || no;
|
|
platformMustUseProp = options.mustUseProp || no;
|
|
platformGetTagNamespace = options.getTagNamespace || no;
|
|
|
|
transforms = pluckModuleFunction(options.modules, 'transformNode');
|
|
preTransforms = pluckModuleFunction(options.modules, 'preTransformNode');
|
|
postTransforms = pluckModuleFunction(options.modules, 'postTransformNode');
|
|
|
|
delimiters = options.delimiters;
|
|
|
|
var stack = [];
|
|
var preserveWhitespace = options.preserveWhitespace !== false;
|
|
var root;
|
|
var currentParent;
|
|
var inVPre = false;
|
|
var inPre = false;
|
|
var warned = false;
|
|
|
|
function warnOnce (msg) {
|
|
if (!warned) {
|
|
warned = true;
|
|
warn$2(msg);
|
|
}
|
|
}
|
|
|
|
function endPre (element) {
|
|
// check pre state
|
|
if (element.pre) {
|
|
inVPre = false;
|
|
}
|
|
if (platformIsPreTag(element.tag)) {
|
|
inPre = false;
|
|
}
|
|
}
|
|
|
|
parseHTML(template, {
|
|
warn: warn$2,
|
|
expectHTML: options.expectHTML,
|
|
isUnaryTag: options.isUnaryTag,
|
|
canBeLeftOpenTag: options.canBeLeftOpenTag,
|
|
shouldDecodeNewlines: options.shouldDecodeNewlines,
|
|
shouldKeepComment: options.comments,
|
|
start: function start (tag, attrs, unary) {
|
|
// check namespace.
|
|
// inherit parent ns if there is one
|
|
var ns = (currentParent && currentParent.ns) || platformGetTagNamespace(tag);
|
|
|
|
// handle IE svg bug
|
|
/* istanbul ignore if */
|
|
if (isIE && ns === 'svg') {
|
|
attrs = guardIESVGBug(attrs);
|
|
}
|
|
|
|
var element = {
|
|
type: 1,
|
|
tag: tag,
|
|
attrsList: attrs,
|
|
attrsMap: makeAttrsMap(attrs),
|
|
parent: currentParent,
|
|
children: []
|
|
};
|
|
if (ns) {
|
|
element.ns = ns;
|
|
}
|
|
|
|
if (isForbiddenTag(element) && !isServerRendering()) {
|
|
element.forbidden = true;
|
|
process.env.NODE_ENV !== 'production' && warn$2(
|
|
'Templates should only be responsible for mapping the state to the ' +
|
|
'UI. Avoid placing tags with side-effects in your templates, such as ' +
|
|
"<" + tag + ">" + ', as they will not be parsed.'
|
|
);
|
|
}
|
|
|
|
// apply pre-transforms
|
|
for (var i = 0; i < preTransforms.length; i++) {
|
|
preTransforms[i](element, options);
|
|
}
|
|
|
|
if (!inVPre) {
|
|
processPre(element);
|
|
if (element.pre) {
|
|
inVPre = true;
|
|
}
|
|
}
|
|
if (platformIsPreTag(element.tag)) {
|
|
inPre = true;
|
|
}
|
|
if (inVPre) {
|
|
processRawAttrs(element);
|
|
} else {
|
|
processFor(element);
|
|
processIf(element);
|
|
processOnce(element);
|
|
processKey(element);
|
|
|
|
// determine whether this is a plain element after
|
|
// removing structural attributes
|
|
element.plain = !element.key && !attrs.length;
|
|
|
|
processRef(element);
|
|
processSlot(element);
|
|
processComponent(element);
|
|
for (var i$1 = 0; i$1 < transforms.length; i$1++) {
|
|
transforms[i$1](element, options);
|
|
}
|
|
processAttrs(element);
|
|
}
|
|
|
|
function checkRootConstraints (el) {
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
if (el.tag === 'slot' || el.tag === 'template') {
|
|
warnOnce(
|
|
"Cannot use <" + (el.tag) + "> as component root element because it may " +
|
|
'contain multiple nodes.'
|
|
);
|
|
}
|
|
if (el.attrsMap.hasOwnProperty('v-for')) {
|
|
warnOnce(
|
|
'Cannot use v-for on stateful component root element because ' +
|
|
'it renders multiple elements.'
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
// tree management
|
|
if (!root) {
|
|
root = element;
|
|
checkRootConstraints(root);
|
|
} else if (!stack.length) {
|
|
// allow root elements with v-if, v-else-if and v-else
|
|
if (root.if && (element.elseif || element.else)) {
|
|
checkRootConstraints(element);
|
|
addIfCondition(root, {
|
|
exp: element.elseif,
|
|
block: element
|
|
});
|
|
} else if (process.env.NODE_ENV !== 'production') {
|
|
warnOnce(
|
|
"Component template should contain exactly one root element. " +
|
|
"If you are using v-if on multiple elements, " +
|
|
"use v-else-if to chain them instead."
|
|
);
|
|
}
|
|
}
|
|
if (currentParent && !element.forbidden) {
|
|
if (element.elseif || element.else) {
|
|
processIfConditions(element, currentParent);
|
|
} else if (element.slotScope) { // scoped slot
|
|
currentParent.plain = false;
|
|
var name = element.slotTarget || '"default"';(currentParent.scopedSlots || (currentParent.scopedSlots = {}))[name] = element;
|
|
} else {
|
|
currentParent.children.push(element);
|
|
element.parent = currentParent;
|
|
}
|
|
}
|
|
if (!unary) {
|
|
currentParent = element;
|
|
stack.push(element);
|
|
} else {
|
|
endPre(element);
|
|
}
|
|
// apply post-transforms
|
|
for (var i$2 = 0; i$2 < postTransforms.length; i$2++) {
|
|
postTransforms[i$2](element, options);
|
|
}
|
|
},
|
|
|
|
end: function end () {
|
|
// remove trailing whitespace
|
|
var element = stack[stack.length - 1];
|
|
var lastNode = element.children[element.children.length - 1];
|
|
if (lastNode && lastNode.type === 3 && lastNode.text === ' ' && !inPre) {
|
|
element.children.pop();
|
|
}
|
|
// pop stack
|
|
stack.length -= 1;
|
|
currentParent = stack[stack.length - 1];
|
|
endPre(element);
|
|
},
|
|
|
|
chars: function chars (text) {
|
|
if (!currentParent) {
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
if (text === template) {
|
|
warnOnce(
|
|
'Component template requires a root element, rather than just text.'
|
|
);
|
|
} else if ((text = text.trim())) {
|
|
warnOnce(
|
|
("text \"" + text + "\" outside root element will be ignored.")
|
|
);
|
|
}
|
|
}
|
|
return
|
|
}
|
|
// IE textarea placeholder bug
|
|
/* istanbul ignore if */
|
|
if (isIE &&
|
|
currentParent.tag === 'textarea' &&
|
|
currentParent.attrsMap.placeholder === text
|
|
) {
|
|
return
|
|
}
|
|
var children = currentParent.children;
|
|
text = inPre || text.trim()
|
|
? isTextTag(currentParent) ? text : decodeHTMLCached(text)
|
|
// only preserve whitespace if its not right after a starting tag
|
|
: preserveWhitespace && children.length ? ' ' : '';
|
|
if (text) {
|
|
var expression;
|
|
if (!inVPre && text !== ' ' && (expression = parseText(text, delimiters))) {
|
|
children.push({
|
|
type: 2,
|
|
expression: expression,
|
|
text: text
|
|
});
|
|
} else if (text !== ' ' || !children.length || children[children.length - 1].text !== ' ') {
|
|
children.push({
|
|
type: 3,
|
|
text: text
|
|
});
|
|
}
|
|
}
|
|
},
|
|
comment: function comment (text) {
|
|
currentParent.children.push({
|
|
type: 3,
|
|
text: text,
|
|
isComment: true
|
|
});
|
|
}
|
|
});
|
|
return root
|
|
}
|
|
|
|
function processPre (el) {
|
|
if (getAndRemoveAttr(el, 'v-pre') != null) {
|
|
el.pre = true;
|
|
}
|
|
}
|
|
|
|
function processRawAttrs (el) {
|
|
var l = el.attrsList.length;
|
|
if (l) {
|
|
var attrs = el.attrs = new Array(l);
|
|
for (var i = 0; i < l; i++) {
|
|
attrs[i] = {
|
|
name: el.attrsList[i].name,
|
|
value: JSON.stringify(el.attrsList[i].value)
|
|
};
|
|
}
|
|
} else if (!el.pre) {
|
|
// non root node in pre blocks with no attributes
|
|
el.plain = true;
|
|
}
|
|
}
|
|
|
|
function processKey (el) {
|
|
var exp = getBindingAttr(el, 'key');
|
|
if (exp) {
|
|
if (process.env.NODE_ENV !== 'production' && el.tag === 'template') {
|
|
warn$2("<template> cannot be keyed. Place the key on real elements instead.");
|
|
}
|
|
el.key = exp;
|
|
}
|
|
}
|
|
|
|
function processRef (el) {
|
|
var ref = getBindingAttr(el, 'ref');
|
|
if (ref) {
|
|
el.ref = ref;
|
|
el.refInFor = checkInFor(el);
|
|
}
|
|
}
|
|
|
|
function processFor (el) {
|
|
var exp;
|
|
if ((exp = getAndRemoveAttr(el, 'v-for'))) {
|
|
var inMatch = exp.match(forAliasRE);
|
|
if (!inMatch) {
|
|
process.env.NODE_ENV !== 'production' && warn$2(
|
|
("Invalid v-for expression: " + exp)
|
|
);
|
|
return
|
|
}
|
|
el.for = inMatch[2].trim();
|
|
var alias = inMatch[1].trim();
|
|
var iteratorMatch = alias.match(forIteratorRE);
|
|
if (iteratorMatch) {
|
|
el.alias = iteratorMatch[1].trim();
|
|
el.iterator1 = iteratorMatch[2].trim();
|
|
if (iteratorMatch[3]) {
|
|
el.iterator2 = iteratorMatch[3].trim();
|
|
}
|
|
} else {
|
|
el.alias = alias;
|
|
}
|
|
}
|
|
}
|
|
|
|
function processIf (el) {
|
|
var exp = getAndRemoveAttr(el, 'v-if');
|
|
if (exp) {
|
|
el.if = exp;
|
|
addIfCondition(el, {
|
|
exp: exp,
|
|
block: el
|
|
});
|
|
} else {
|
|
if (getAndRemoveAttr(el, 'v-else') != null) {
|
|
el.else = true;
|
|
}
|
|
var elseif = getAndRemoveAttr(el, 'v-else-if');
|
|
if (elseif) {
|
|
el.elseif = elseif;
|
|
}
|
|
}
|
|
}
|
|
|
|
function processIfConditions (el, parent) {
|
|
var prev = findPrevElement(parent.children);
|
|
if (prev && prev.if) {
|
|
addIfCondition(prev, {
|
|
exp: el.elseif,
|
|
block: el
|
|
});
|
|
} else if (process.env.NODE_ENV !== 'production') {
|
|
warn$2(
|
|
"v-" + (el.elseif ? ('else-if="' + el.elseif + '"') : 'else') + " " +
|
|
"used on element <" + (el.tag) + "> without corresponding v-if."
|
|
);
|
|
}
|
|
}
|
|
|
|
function findPrevElement (children) {
|
|
var i = children.length;
|
|
while (i--) {
|
|
if (children[i].type === 1) {
|
|
return children[i]
|
|
} else {
|
|
if (process.env.NODE_ENV !== 'production' && children[i].text !== ' ') {
|
|
warn$2(
|
|
"text \"" + (children[i].text.trim()) + "\" between v-if and v-else(-if) " +
|
|
"will be ignored."
|
|
);
|
|
}
|
|
children.pop();
|
|
}
|
|
}
|
|
}
|
|
|
|
function addIfCondition (el, condition) {
|
|
if (!el.ifConditions) {
|
|
el.ifConditions = [];
|
|
}
|
|
el.ifConditions.push(condition);
|
|
}
|
|
|
|
function processOnce (el) {
|
|
var once$$1 = getAndRemoveAttr(el, 'v-once');
|
|
if (once$$1 != null) {
|
|
el.once = true;
|
|
}
|
|
}
|
|
|
|
function processSlot (el) {
|
|
if (el.tag === 'slot') {
|
|
el.slotName = getBindingAttr(el, 'name');
|
|
if (process.env.NODE_ENV !== 'production' && el.key) {
|
|
warn$2(
|
|
"`key` does not work on <slot> because slots are abstract outlets " +
|
|
"and can possibly expand into multiple elements. " +
|
|
"Use the key on a wrapping element instead."
|
|
);
|
|
}
|
|
} else {
|
|
var slotTarget = getBindingAttr(el, 'slot');
|
|
if (slotTarget) {
|
|
el.slotTarget = slotTarget === '""' ? '"default"' : slotTarget;
|
|
}
|
|
if (el.tag === 'template') {
|
|
el.slotScope = getAndRemoveAttr(el, 'scope');
|
|
}
|
|
}
|
|
}
|
|
|
|
function processComponent (el) {
|
|
var binding;
|
|
if ((binding = getBindingAttr(el, 'is'))) {
|
|
el.component = binding;
|
|
}
|
|
if (getAndRemoveAttr(el, 'inline-template') != null) {
|
|
el.inlineTemplate = true;
|
|
}
|
|
}
|
|
|
|
function processAttrs (el) {
|
|
var list = el.attrsList;
|
|
var i, l, name, rawName, value, modifiers, isProp;
|
|
for (i = 0, l = list.length; i < l; i++) {
|
|
name = rawName = list[i].name;
|
|
value = list[i].value;
|
|
if (dirRE.test(name)) {
|
|
// mark element as dynamic
|
|
el.hasBindings = true;
|
|
// modifiers
|
|
modifiers = parseModifiers(name);
|
|
if (modifiers) {
|
|
name = name.replace(modifierRE, '');
|
|
}
|
|
if (bindRE.test(name)) { // v-bind
|
|
name = name.replace(bindRE, '');
|
|
value = parseFilters(value);
|
|
isProp = false;
|
|
if (modifiers) {
|
|
if (modifiers.prop) {
|
|
isProp = true;
|
|
name = camelize(name);
|
|
if (name === 'innerHtml') { name = 'innerHTML'; }
|
|
}
|
|
if (modifiers.camel) {
|
|
name = camelize(name);
|
|
}
|
|
if (modifiers.sync) {
|
|
addHandler(
|
|
el,
|
|
("update:" + (camelize(name))),
|
|
genAssignmentCode(value, "$event")
|
|
);
|
|
}
|
|
}
|
|
if (!el.component && (
|
|
isProp || platformMustUseProp(el.tag, el.attrsMap.type, name)
|
|
)) {
|
|
addProp(el, name, value);
|
|
} else {
|
|
addAttr(el, name, value);
|
|
}
|
|
} else if (onRE.test(name)) { // v-on
|
|
name = name.replace(onRE, '');
|
|
addHandler(el, name, value, modifiers, false, warn$2);
|
|
} else { // normal directives
|
|
name = name.replace(dirRE, '');
|
|
// parse arg
|
|
var argMatch = name.match(argRE);
|
|
var arg = argMatch && argMatch[1];
|
|
if (arg) {
|
|
name = name.slice(0, -(arg.length + 1));
|
|
}
|
|
addDirective(el, name, rawName, value, arg, modifiers);
|
|
if (process.env.NODE_ENV !== 'production' && name === 'model') {
|
|
checkForAliasModel(el, value);
|
|
}
|
|
}
|
|
} else {
|
|
// literal attribute
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
var expression = parseText(value, delimiters);
|
|
if (expression) {
|
|
warn$2(
|
|
name + "=\"" + value + "\": " +
|
|
'Interpolation inside attributes has been removed. ' +
|
|
'Use v-bind or the colon shorthand instead. For example, ' +
|
|
'instead of <div id="{{ val }}">, use <div :id="val">.'
|
|
);
|
|
}
|
|
}
|
|
addAttr(el, name, JSON.stringify(value));
|
|
}
|
|
}
|
|
}
|
|
|
|
function checkInFor (el) {
|
|
var parent = el;
|
|
while (parent) {
|
|
if (parent.for !== undefined) {
|
|
return true
|
|
}
|
|
parent = parent.parent;
|
|
}
|
|
return false
|
|
}
|
|
|
|
function parseModifiers (name) {
|
|
var match = name.match(modifierRE);
|
|
if (match) {
|
|
var ret = {};
|
|
match.forEach(function (m) { ret[m.slice(1)] = true; });
|
|
return ret
|
|
}
|
|
}
|
|
|
|
function makeAttrsMap (attrs) {
|
|
var map = {};
|
|
for (var i = 0, l = attrs.length; i < l; i++) {
|
|
if (
|
|
process.env.NODE_ENV !== 'production' &&
|
|
map[attrs[i].name] && !isIE && !isEdge
|
|
) {
|
|
warn$2('duplicate attribute: ' + attrs[i].name);
|
|
}
|
|
map[attrs[i].name] = attrs[i].value;
|
|
}
|
|
return map
|
|
}
|
|
|
|
// for script (e.g. type="x/template") or style, do not decode content
|
|
function isTextTag (el) {
|
|
return el.tag === 'script' || el.tag === 'style'
|
|
}
|
|
|
|
function isForbiddenTag (el) {
|
|
return (
|
|
el.tag === 'style' ||
|
|
(el.tag === 'script' && (
|
|
!el.attrsMap.type ||
|
|
el.attrsMap.type === 'text/javascript'
|
|
))
|
|
)
|
|
}
|
|
|
|
var ieNSBug = /^xmlns:NS\d+/;
|
|
var ieNSPrefix = /^NS\d+:/;
|
|
|
|
/* istanbul ignore next */
|
|
function guardIESVGBug (attrs) {
|
|
var res = [];
|
|
for (var i = 0; i < attrs.length; i++) {
|
|
var attr = attrs[i];
|
|
if (!ieNSBug.test(attr.name)) {
|
|
attr.name = attr.name.replace(ieNSPrefix, '');
|
|
res.push(attr);
|
|
}
|
|
}
|
|
return res
|
|
}
|
|
|
|
function checkForAliasModel (el, value) {
|
|
var _el = el;
|
|
while (_el) {
|
|
if (_el.for && _el.alias === value) {
|
|
warn$2(
|
|
"<" + (el.tag) + " v-model=\"" + value + "\">: " +
|
|
"You are binding v-model directly to a v-for iteration alias. " +
|
|
"This will not be able to modify the v-for source array because " +
|
|
"writing to the alias is like modifying a function local variable. " +
|
|
"Consider using an array of objects and use v-model on an object property instead."
|
|
);
|
|
}
|
|
_el = _el.parent;
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
var isStaticKey;
|
|
var isPlatformReservedTag;
|
|
|
|
var genStaticKeysCached = cached(genStaticKeys$1);
|
|
|
|
/**
|
|
* Goal of the optimizer: walk the generated template AST tree
|
|
* and detect sub-trees that are purely static, i.e. parts of
|
|
* the DOM that never needs to change.
|
|
*
|
|
* Once we detect these sub-trees, we can:
|
|
*
|
|
* 1. Hoist them into constants, so that we no longer need to
|
|
* create fresh nodes for them on each re-render;
|
|
* 2. Completely skip them in the patching process.
|
|
*/
|
|
function optimize (root, options) {
|
|
if (!root) { return }
|
|
isStaticKey = genStaticKeysCached(options.staticKeys || '');
|
|
isPlatformReservedTag = options.isReservedTag || no;
|
|
// first pass: mark all non-static nodes.
|
|
markStatic(root);
|
|
// second pass: mark static roots.
|
|
markStaticRoots(root, false);
|
|
}
|
|
|
|
function genStaticKeys$1 (keys) {
|
|
return makeMap(
|
|
'type,tag,attrsList,attrsMap,plain,parent,children,attrs' +
|
|
(keys ? ',' + keys : '')
|
|
)
|
|
}
|
|
|
|
function markStatic (node) {
|
|
node.static = isStatic(node);
|
|
if (node.type === 1) {
|
|
// do not make component slot content static. this avoids
|
|
// 1. components not able to mutate slot nodes
|
|
// 2. static slot content fails for hot-reloading
|
|
if (
|
|
!isPlatformReservedTag(node.tag) &&
|
|
node.tag !== 'slot' &&
|
|
node.attrsMap['inline-template'] == null
|
|
) {
|
|
return
|
|
}
|
|
for (var i = 0, l = node.children.length; i < l; i++) {
|
|
var child = node.children[i];
|
|
markStatic(child);
|
|
if (!child.static) {
|
|
node.static = false;
|
|
}
|
|
}
|
|
if (node.ifConditions) {
|
|
for (var i$1 = 1, l$1 = node.ifConditions.length; i$1 < l$1; i$1++) {
|
|
var block = node.ifConditions[i$1].block;
|
|
markStatic(block);
|
|
if (!block.static) {
|
|
node.static = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function markStaticRoots (node, isInFor) {
|
|
if (node.type === 1) {
|
|
if (node.static || node.once) {
|
|
node.staticInFor = isInFor;
|
|
}
|
|
// For a node to qualify as a static root, it should have children that
|
|
// are not just static text. Otherwise the cost of hoisting out will
|
|
// outweigh the benefits and it's better off to just always render it fresh.
|
|
if (node.static && node.children.length && !(
|
|
node.children.length === 1 &&
|
|
node.children[0].type === 3
|
|
)) {
|
|
node.staticRoot = true;
|
|
return
|
|
} else {
|
|
node.staticRoot = false;
|
|
}
|
|
if (node.children) {
|
|
for (var i = 0, l = node.children.length; i < l; i++) {
|
|
markStaticRoots(node.children[i], isInFor || !!node.for);
|
|
}
|
|
}
|
|
if (node.ifConditions) {
|
|
for (var i$1 = 1, l$1 = node.ifConditions.length; i$1 < l$1; i$1++) {
|
|
markStaticRoots(node.ifConditions[i$1].block, isInFor);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function isStatic (node) {
|
|
if (node.type === 2) { // expression
|
|
return false
|
|
}
|
|
if (node.type === 3) { // text
|
|
return true
|
|
}
|
|
return !!(node.pre || (
|
|
!node.hasBindings && // no dynamic bindings
|
|
!node.if && !node.for && // not v-if or v-for or v-else
|
|
!isBuiltInTag(node.tag) && // not a built-in
|
|
isPlatformReservedTag(node.tag) && // not a component
|
|
!isDirectChildOfTemplateFor(node) &&
|
|
Object.keys(node).every(isStaticKey)
|
|
))
|
|
}
|
|
|
|
function isDirectChildOfTemplateFor (node) {
|
|
while (node.parent) {
|
|
node = node.parent;
|
|
if (node.tag !== 'template') {
|
|
return false
|
|
}
|
|
if (node.for) {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
/* */
|
|
|
|
var fnExpRE = /^\s*([\w$_]+|\([^)]*?\))\s*=>|^function\s*\(/;
|
|
var simplePathRE = /^\s*[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['.*?']|\[".*?"]|\[\d+]|\[[A-Za-z_$][\w$]*])*\s*$/;
|
|
|
|
// keyCode aliases
|
|
var keyCodes = {
|
|
esc: 27,
|
|
tab: 9,
|
|
enter: 13,
|
|
space: 32,
|
|
up: 38,
|
|
left: 37,
|
|
right: 39,
|
|
down: 40,
|
|
'delete': [8, 46]
|
|
};
|
|
|
|
// #4868: modifiers that prevent the execution of the listener
|
|
// need to explicitly return null so that we can determine whether to remove
|
|
// the listener for .once
|
|
var genGuard = function (condition) { return ("if(" + condition + ")return null;"); };
|
|
|
|
var modifierCode = {
|
|
stop: '$event.stopPropagation();',
|
|
prevent: '$event.preventDefault();',
|
|
self: genGuard("$event.target !== $event.currentTarget"),
|
|
ctrl: genGuard("!$event.ctrlKey"),
|
|
shift: genGuard("!$event.shiftKey"),
|
|
alt: genGuard("!$event.altKey"),
|
|
meta: genGuard("!$event.metaKey"),
|
|
left: genGuard("'button' in $event && $event.button !== 0"),
|
|
middle: genGuard("'button' in $event && $event.button !== 1"),
|
|
right: genGuard("'button' in $event && $event.button !== 2")
|
|
};
|
|
|
|
function genHandlers (
|
|
events,
|
|
isNative,
|
|
warn
|
|
) {
|
|
var res = isNative ? 'nativeOn:{' : 'on:{';
|
|
for (var name in events) {
|
|
var handler = events[name];
|
|
// #5330: warn click.right, since right clicks do not actually fire click events.
|
|
if (process.env.NODE_ENV !== 'production' &&
|
|
name === 'click' &&
|
|
handler && handler.modifiers && handler.modifiers.right
|
|
) {
|
|
warn(
|
|
"Use \"contextmenu\" instead of \"click.right\" since right clicks " +
|
|
"do not actually fire \"click\" events."
|
|
);
|
|
}
|
|
res += "\"" + name + "\":" + (genHandler(name, handler)) + ",";
|
|
}
|
|
return res.slice(0, -1) + '}'
|
|
}
|
|
|
|
function genHandler (
|
|
name,
|
|
handler
|
|
) {
|
|
if (!handler) {
|
|
return 'function(){}'
|
|
}
|
|
|
|
if (Array.isArray(handler)) {
|
|
return ("[" + (handler.map(function (handler) { return genHandler(name, handler); }).join(',')) + "]")
|
|
}
|
|
|
|
var isMethodPath = simplePathRE.test(handler.value);
|
|
var isFunctionExpression = fnExpRE.test(handler.value);
|
|
|
|
if (!handler.modifiers) {
|
|
return isMethodPath || isFunctionExpression
|
|
? handler.value
|
|
: ("function($event){" + (handler.value) + "}") // inline statement
|
|
} else {
|
|
var code = '';
|
|
var genModifierCode = '';
|
|
var keys = [];
|
|
for (var key in handler.modifiers) {
|
|
if (modifierCode[key]) {
|
|
genModifierCode += modifierCode[key];
|
|
// left/right
|
|
if (keyCodes[key]) {
|
|
keys.push(key);
|
|
}
|
|
} else {
|
|
keys.push(key);
|
|
}
|
|
}
|
|
if (keys.length) {
|
|
code += genKeyFilter(keys);
|
|
}
|
|
// Make sure modifiers like prevent and stop get executed after key filtering
|
|
if (genModifierCode) {
|
|
code += genModifierCode;
|
|
}
|
|
var handlerCode = isMethodPath
|
|
? handler.value + '($event)'
|
|
: isFunctionExpression
|
|
? ("(" + (handler.value) + ")($event)")
|
|
: handler.value;
|
|
return ("function($event){" + code + handlerCode + "}")
|
|
}
|
|
}
|
|
|
|
function genKeyFilter (keys) {
|
|
return ("if(!('button' in $event)&&" + (keys.map(genFilterCode).join('&&')) + ")return null;")
|
|
}
|
|
|
|
function genFilterCode (key) {
|
|
var keyVal = parseInt(key, 10);
|
|
if (keyVal) {
|
|
return ("$event.keyCode!==" + keyVal)
|
|
}
|
|
var alias = keyCodes[key];
|
|
return ("_k($event.keyCode," + (JSON.stringify(key)) + (alias ? ',' + JSON.stringify(alias) : '') + ")")
|
|
}
|
|
|
|
/* */
|
|
|
|
function on (el, dir) {
|
|
if (process.env.NODE_ENV !== 'production' && dir.modifiers) {
|
|
warn("v-on without argument does not support modifiers.");
|
|
}
|
|
el.wrapListeners = function (code) { return ("_g(" + code + "," + (dir.value) + ")"); };
|
|
}
|
|
|
|
/* */
|
|
|
|
function bind$1 (el, dir) {
|
|
el.wrapData = function (code) {
|
|
return ("_b(" + code + ",'" + (el.tag) + "'," + (dir.value) + "," + (dir.modifiers && dir.modifiers.prop ? 'true' : 'false') + (dir.modifiers && dir.modifiers.sync ? ',true' : '') + ")")
|
|
};
|
|
}
|
|
|
|
/* */
|
|
|
|
var baseDirectives = {
|
|
on: on,
|
|
bind: bind$1,
|
|
cloak: noop
|
|
};
|
|
|
|
/* */
|
|
|
|
var CodegenState = function CodegenState (options) {
|
|
this.options = options;
|
|
this.warn = options.warn || baseWarn;
|
|
this.transforms = pluckModuleFunction(options.modules, 'transformCode');
|
|
this.dataGenFns = pluckModuleFunction(options.modules, 'genData');
|
|
this.directives = extend(extend({}, baseDirectives), options.directives);
|
|
var isReservedTag = options.isReservedTag || no;
|
|
this.maybeComponent = function (el) { return !isReservedTag(el.tag); };
|
|
this.onceId = 0;
|
|
this.staticRenderFns = [];
|
|
};
|
|
|
|
|
|
|
|
function generate (
|
|
ast,
|
|
options
|
|
) {
|
|
var state = new CodegenState(options);
|
|
var code = ast ? genElement(ast, state) : '_c("div")';
|
|
return {
|
|
render: ("with(this){return " + code + "}"),
|
|
staticRenderFns: state.staticRenderFns
|
|
}
|
|
}
|
|
|
|
function genElement (el, state) {
|
|
if (el.staticRoot && !el.staticProcessed) {
|
|
return genStatic(el, state)
|
|
} else if (el.once && !el.onceProcessed) {
|
|
return genOnce(el, state)
|
|
} else if (el.for && !el.forProcessed) {
|
|
return genFor(el, state)
|
|
} else if (el.if && !el.ifProcessed) {
|
|
return genIf(el, state)
|
|
} else if (el.tag === 'template' && !el.slotTarget) {
|
|
return genChildren(el, state) || 'void 0'
|
|
} else if (el.tag === 'slot') {
|
|
return genSlot(el, state)
|
|
} else {
|
|
// component or element
|
|
var code;
|
|
if (el.component) {
|
|
code = genComponent(el.component, el, state);
|
|
} else {
|
|
var data = el.plain ? undefined : genData$2(el, state);
|
|
|
|
var children = el.inlineTemplate ? null : genChildren(el, state, true);
|
|
code = "_c('" + (el.tag) + "'" + (data ? ("," + data) : '') + (children ? ("," + children) : '') + ")";
|
|
}
|
|
// module transforms
|
|
for (var i = 0; i < state.transforms.length; i++) {
|
|
code = state.transforms[i](el, code);
|
|
}
|
|
return code
|
|
}
|
|
}
|
|
|
|
// hoist static sub-trees out
|
|
function genStatic (el, state) {
|
|
el.staticProcessed = true;
|
|
state.staticRenderFns.push(("with(this){return " + (genElement(el, state)) + "}"));
|
|
return ("_m(" + (state.staticRenderFns.length - 1) + (el.staticInFor ? ',true' : '') + ")")
|
|
}
|
|
|
|
// v-once
|
|
function genOnce (el, state) {
|
|
el.onceProcessed = true;
|
|
if (el.if && !el.ifProcessed) {
|
|
return genIf(el, state)
|
|
} else if (el.staticInFor) {
|
|
var key = '';
|
|
var parent = el.parent;
|
|
while (parent) {
|
|
if (parent.for) {
|
|
key = parent.key;
|
|
break
|
|
}
|
|
parent = parent.parent;
|
|
}
|
|
if (!key) {
|
|
process.env.NODE_ENV !== 'production' && state.warn(
|
|
"v-once can only be used inside v-for that is keyed. "
|
|
);
|
|
return genElement(el, state)
|
|
}
|
|
return ("_o(" + (genElement(el, state)) + "," + (state.onceId++) + (key ? ("," + key) : "") + ")")
|
|
} else {
|
|
return genStatic(el, state)
|
|
}
|
|
}
|
|
|
|
function genIf (
|
|
el,
|
|
state,
|
|
altGen,
|
|
altEmpty
|
|
) {
|
|
el.ifProcessed = true; // avoid recursion
|
|
return genIfConditions(el.ifConditions.slice(), state, altGen, altEmpty)
|
|
}
|
|
|
|
function genIfConditions (
|
|
conditions,
|
|
state,
|
|
altGen,
|
|
altEmpty
|
|
) {
|
|
if (!conditions.length) {
|
|
return altEmpty || '_e()'
|
|
}
|
|
|
|
var condition = conditions.shift();
|
|
if (condition.exp) {
|
|
return ("(" + (condition.exp) + ")?" + (genTernaryExp(condition.block)) + ":" + (genIfConditions(conditions, state, altGen, altEmpty)))
|
|
} else {
|
|
return ("" + (genTernaryExp(condition.block)))
|
|
}
|
|
|
|
// v-if with v-once should generate code like (a)?_m(0):_m(1)
|
|
function genTernaryExp (el) {
|
|
return altGen
|
|
? altGen(el, state)
|
|
: el.once
|
|
? genOnce(el, state)
|
|
: genElement(el, state)
|
|
}
|
|
}
|
|
|
|
function genFor (
|
|
el,
|
|
state,
|
|
altGen,
|
|
altHelper
|
|
) {
|
|
var exp = el.for;
|
|
var alias = el.alias;
|
|
var iterator1 = el.iterator1 ? ("," + (el.iterator1)) : '';
|
|
var iterator2 = el.iterator2 ? ("," + (el.iterator2)) : '';
|
|
|
|
if (process.env.NODE_ENV !== 'production' &&
|
|
state.maybeComponent(el) &&
|
|
el.tag !== 'slot' &&
|
|
el.tag !== 'template' &&
|
|
!el.key
|
|
) {
|
|
state.warn(
|
|
"<" + (el.tag) + " v-for=\"" + alias + " in " + exp + "\">: component lists rendered with " +
|
|
"v-for should have explicit keys. " +
|
|
"See https://vuejs.org/guide/list.html#key for more info.",
|
|
true /* tip */
|
|
);
|
|
}
|
|
|
|
el.forProcessed = true; // avoid recursion
|
|
return (altHelper || '_l') + "((" + exp + ")," +
|
|
"function(" + alias + iterator1 + iterator2 + "){" +
|
|
"return " + ((altGen || genElement)(el, state)) +
|
|
'})'
|
|
}
|
|
|
|
function genData$2 (el, state) {
|
|
var data = '{';
|
|
|
|
// directives first.
|
|
// directives may mutate the el's other properties before they are generated.
|
|
var dirs = genDirectives(el, state);
|
|
if (dirs) { data += dirs + ','; }
|
|
|
|
// key
|
|
if (el.key) {
|
|
data += "key:" + (el.key) + ",";
|
|
}
|
|
// ref
|
|
if (el.ref) {
|
|
data += "ref:" + (el.ref) + ",";
|
|
}
|
|
if (el.refInFor) {
|
|
data += "refInFor:true,";
|
|
}
|
|
// pre
|
|
if (el.pre) {
|
|
data += "pre:true,";
|
|
}
|
|
// record original tag name for components using "is" attribute
|
|
if (el.component) {
|
|
data += "tag:\"" + (el.tag) + "\",";
|
|
}
|
|
// module data generation functions
|
|
for (var i = 0; i < state.dataGenFns.length; i++) {
|
|
data += state.dataGenFns[i](el);
|
|
}
|
|
// attributes
|
|
if (el.attrs) {
|
|
data += "attrs:{" + (genProps(el.attrs)) + "},";
|
|
}
|
|
// DOM props
|
|
if (el.props) {
|
|
data += "domProps:{" + (genProps(el.props)) + "},";
|
|
}
|
|
// event handlers
|
|
if (el.events) {
|
|
data += (genHandlers(el.events, false, state.warn)) + ",";
|
|
}
|
|
if (el.nativeEvents) {
|
|
data += (genHandlers(el.nativeEvents, true, state.warn)) + ",";
|
|
}
|
|
// slot target
|
|
if (el.slotTarget) {
|
|
data += "slot:" + (el.slotTarget) + ",";
|
|
}
|
|
// scoped slots
|
|
if (el.scopedSlots) {
|
|
data += (genScopedSlots(el.scopedSlots, state)) + ",";
|
|
}
|
|
// component v-model
|
|
if (el.model) {
|
|
data += "model:{value:" + (el.model.value) + ",callback:" + (el.model.callback) + ",expression:" + (el.model.expression) + "},";
|
|
}
|
|
// inline-template
|
|
if (el.inlineTemplate) {
|
|
var inlineTemplate = genInlineTemplate(el, state);
|
|
if (inlineTemplate) {
|
|
data += inlineTemplate + ",";
|
|
}
|
|
}
|
|
data = data.replace(/,$/, '') + '}';
|
|
// v-bind data wrap
|
|
if (el.wrapData) {
|
|
data = el.wrapData(data);
|
|
}
|
|
// v-on data wrap
|
|
if (el.wrapListeners) {
|
|
data = el.wrapListeners(data);
|
|
}
|
|
return data
|
|
}
|
|
|
|
function genDirectives (el, state) {
|
|
var dirs = el.directives;
|
|
if (!dirs) { return }
|
|
var res = 'directives:[';
|
|
var hasRuntime = false;
|
|
var i, l, dir, needRuntime;
|
|
for (i = 0, l = dirs.length; i < l; i++) {
|
|
dir = dirs[i];
|
|
needRuntime = true;
|
|
var gen = state.directives[dir.name];
|
|
if (gen) {
|
|
// compile-time directive that manipulates AST.
|
|
// returns true if it also needs a runtime counterpart.
|
|
needRuntime = !!gen(el, dir, state.warn);
|
|
}
|
|
if (needRuntime) {
|
|
hasRuntime = true;
|
|
res += "{name:\"" + (dir.name) + "\",rawName:\"" + (dir.rawName) + "\"" + (dir.value ? (",value:(" + (dir.value) + "),expression:" + (JSON.stringify(dir.value))) : '') + (dir.arg ? (",arg:\"" + (dir.arg) + "\"") : '') + (dir.modifiers ? (",modifiers:" + (JSON.stringify(dir.modifiers))) : '') + "},";
|
|
}
|
|
}
|
|
if (hasRuntime) {
|
|
return res.slice(0, -1) + ']'
|
|
}
|
|
}
|
|
|
|
function genInlineTemplate (el, state) {
|
|
var ast = el.children[0];
|
|
if (process.env.NODE_ENV !== 'production' && (
|
|
el.children.length > 1 || ast.type !== 1
|
|
)) {
|
|
state.warn('Inline-template components must have exactly one child element.');
|
|
}
|
|
if (ast.type === 1) {
|
|
var inlineRenderFns = generate(ast, state.options);
|
|
return ("inlineTemplate:{render:function(){" + (inlineRenderFns.render) + "},staticRenderFns:[" + (inlineRenderFns.staticRenderFns.map(function (code) { return ("function(){" + code + "}"); }).join(',')) + "]}")
|
|
}
|
|
}
|
|
|
|
function genScopedSlots (
|
|
slots,
|
|
state
|
|
) {
|
|
return ("scopedSlots:_u([" + (Object.keys(slots).map(function (key) {
|
|
return genScopedSlot(key, slots[key], state)
|
|
}).join(',')) + "])")
|
|
}
|
|
|
|
function genScopedSlot (
|
|
key,
|
|
el,
|
|
state
|
|
) {
|
|
if (el.for && !el.forProcessed) {
|
|
return genForScopedSlot(key, el, state)
|
|
}
|
|
return "{key:" + key + ",fn:function(" + (String(el.attrsMap.scope)) + "){" +
|
|
"return " + (el.tag === 'template'
|
|
? genChildren(el, state) || 'void 0'
|
|
: genElement(el, state)) + "}}"
|
|
}
|
|
|
|
function genForScopedSlot (
|
|
key,
|
|
el,
|
|
state
|
|
) {
|
|
var exp = el.for;
|
|
var alias = el.alias;
|
|
var iterator1 = el.iterator1 ? ("," + (el.iterator1)) : '';
|
|
var iterator2 = el.iterator2 ? ("," + (el.iterator2)) : '';
|
|
el.forProcessed = true; // avoid recursion
|
|
return "_l((" + exp + ")," +
|
|
"function(" + alias + iterator1 + iterator2 + "){" +
|
|
"return " + (genScopedSlot(key, el, state)) +
|
|
'})'
|
|
}
|
|
|
|
function genChildren (
|
|
el,
|
|
state,
|
|
checkSkip,
|
|
altGenElement,
|
|
altGenNode
|
|
) {
|
|
var children = el.children;
|
|
if (children.length) {
|
|
var el$1 = children[0];
|
|
// optimize single v-for
|
|
if (children.length === 1 &&
|
|
el$1.for &&
|
|
el$1.tag !== 'template' &&
|
|
el$1.tag !== 'slot'
|
|
) {
|
|
return (altGenElement || genElement)(el$1, state)
|
|
}
|
|
var normalizationType = checkSkip
|
|
? getNormalizationType(children, state.maybeComponent)
|
|
: 0;
|
|
var gen = altGenNode || genNode;
|
|
return ("[" + (children.map(function (c) { return gen(c, state); }).join(',')) + "]" + (normalizationType ? ("," + normalizationType) : ''))
|
|
}
|
|
}
|
|
|
|
// determine the normalization needed for the children array.
|
|
// 0: no normalization needed
|
|
// 1: simple normalization needed (possible 1-level deep nested array)
|
|
// 2: full normalization needed
|
|
function getNormalizationType (
|
|
children,
|
|
maybeComponent
|
|
) {
|
|
var res = 0;
|
|
for (var i = 0; i < children.length; i++) {
|
|
var el = children[i];
|
|
if (el.type !== 1) {
|
|
continue
|
|
}
|
|
if (needsNormalization(el) ||
|
|
(el.ifConditions && el.ifConditions.some(function (c) { return needsNormalization(c.block); }))) {
|
|
res = 2;
|
|
break
|
|
}
|
|
if (maybeComponent(el) ||
|
|
(el.ifConditions && el.ifConditions.some(function (c) { return maybeComponent(c.block); }))) {
|
|
res = 1;
|
|
}
|
|
}
|
|
return res
|
|
}
|
|
|
|
function needsNormalization (el) {
|
|
return el.for !== undefined || el.tag === 'template' || el.tag === 'slot'
|
|
}
|
|
|
|
function genNode (node, state) {
|
|
if (node.type === 1) {
|
|
return genElement(node, state)
|
|
} if (node.type === 3 && node.isComment) {
|
|
return genComment(node)
|
|
} else {
|
|
return genText(node)
|
|
}
|
|
}
|
|
|
|
function genText (text) {
|
|
return ("_v(" + (text.type === 2
|
|
? text.expression // no need for () because already wrapped in _s()
|
|
: transformSpecialNewlines(JSON.stringify(text.text))) + ")")
|
|
}
|
|
|
|
function genComment (comment) {
|
|
return ("_e('" + (comment.text) + "')")
|
|
}
|
|
|
|
function genSlot (el, state) {
|
|
var slotName = el.slotName || '"default"';
|
|
var children = genChildren(el, state);
|
|
var res = "_t(" + slotName + (children ? ("," + children) : '');
|
|
var attrs = el.attrs && ("{" + (el.attrs.map(function (a) { return ((camelize(a.name)) + ":" + (a.value)); }).join(',')) + "}");
|
|
var bind$$1 = el.attrsMap['v-bind'];
|
|
if ((attrs || bind$$1) && !children) {
|
|
res += ",null";
|
|
}
|
|
if (attrs) {
|
|
res += "," + attrs;
|
|
}
|
|
if (bind$$1) {
|
|
res += (attrs ? '' : ',null') + "," + bind$$1;
|
|
}
|
|
return res + ')'
|
|
}
|
|
|
|
// componentName is el.component, take it as argument to shun flow's pessimistic refinement
|
|
function genComponent (
|
|
componentName,
|
|
el,
|
|
state
|
|
) {
|
|
var children = el.inlineTemplate ? null : genChildren(el, state, true);
|
|
return ("_c(" + componentName + "," + (genData$2(el, state)) + (children ? ("," + children) : '') + ")")
|
|
}
|
|
|
|
function genProps (props) {
|
|
var res = '';
|
|
for (var i = 0; i < props.length; i++) {
|
|
var prop = props[i];
|
|
res += "\"" + (prop.name) + "\":" + (transformSpecialNewlines(prop.value)) + ",";
|
|
}
|
|
return res.slice(0, -1)
|
|
}
|
|
|
|
// #3895, #4268
|
|
function transformSpecialNewlines (text) {
|
|
return text
|
|
.replace(/\u2028/g, '\\u2028')
|
|
.replace(/\u2029/g, '\\u2029')
|
|
}
|
|
|
|
/* */
|
|
|
|
// these keywords should not appear inside expressions, but operators like
|
|
// typeof, instanceof and in are allowed
|
|
var prohibitedKeywordRE = new RegExp('\\b' + (
|
|
'do,if,for,let,new,try,var,case,else,with,await,break,catch,class,const,' +
|
|
'super,throw,while,yield,delete,export,import,return,switch,default,' +
|
|
'extends,finally,continue,debugger,function,arguments'
|
|
).split(',').join('\\b|\\b') + '\\b');
|
|
|
|
// these unary operators should not be used as property/method names
|
|
var unaryOperatorsRE = new RegExp('\\b' + (
|
|
'delete,typeof,void'
|
|
).split(',').join('\\s*\\([^\\)]*\\)|\\b') + '\\s*\\([^\\)]*\\)');
|
|
|
|
// check valid identifier for v-for
|
|
var identRE = /[A-Za-z_$][\w$]*/;
|
|
|
|
// strip strings in expressions
|
|
var stripStringRE = /'(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`/g;
|
|
|
|
// detect problematic expressions in a template
|
|
function detectErrors (ast) {
|
|
var errors = [];
|
|
if (ast) {
|
|
checkNode(ast, errors);
|
|
}
|
|
return errors
|
|
}
|
|
|
|
function checkNode (node, errors) {
|
|
if (node.type === 1) {
|
|
for (var name in node.attrsMap) {
|
|
if (dirRE.test(name)) {
|
|
var value = node.attrsMap[name];
|
|
if (value) {
|
|
if (name === 'v-for') {
|
|
checkFor(node, ("v-for=\"" + value + "\""), errors);
|
|
} else if (onRE.test(name)) {
|
|
checkEvent(value, (name + "=\"" + value + "\""), errors);
|
|
} else {
|
|
checkExpression(value, (name + "=\"" + value + "\""), errors);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (node.children) {
|
|
for (var i = 0; i < node.children.length; i++) {
|
|
checkNode(node.children[i], errors);
|
|
}
|
|
}
|
|
} else if (node.type === 2) {
|
|
checkExpression(node.expression, node.text, errors);
|
|
}
|
|
}
|
|
|
|
function checkEvent (exp, text, errors) {
|
|
var stipped = exp.replace(stripStringRE, '');
|
|
var keywordMatch = stipped.match(unaryOperatorsRE);
|
|
if (keywordMatch && stipped.charAt(keywordMatch.index - 1) !== '$') {
|
|
errors.push(
|
|
"avoid using JavaScript unary operator as property name: " +
|
|
"\"" + (keywordMatch[0]) + "\" in expression " + (text.trim())
|
|
);
|
|
}
|
|
checkExpression(exp, text, errors);
|
|
}
|
|
|
|
function checkFor (node, text, errors) {
|
|
checkExpression(node.for || '', text, errors);
|
|
checkIdentifier(node.alias, 'v-for alias', text, errors);
|
|
checkIdentifier(node.iterator1, 'v-for iterator', text, errors);
|
|
checkIdentifier(node.iterator2, 'v-for iterator', text, errors);
|
|
}
|
|
|
|
function checkIdentifier (ident, type, text, errors) {
|
|
if (typeof ident === 'string' && !identRE.test(ident)) {
|
|
errors.push(("invalid " + type + " \"" + ident + "\" in expression: " + (text.trim())));
|
|
}
|
|
}
|
|
|
|
function checkExpression (exp, text, errors) {
|
|
try {
|
|
new Function(("return " + exp));
|
|
} catch (e) {
|
|
var keywordMatch = exp.replace(stripStringRE, '').match(prohibitedKeywordRE);
|
|
if (keywordMatch) {
|
|
errors.push(
|
|
"avoid using JavaScript keyword as property name: " +
|
|
"\"" + (keywordMatch[0]) + "\" in expression " + (text.trim())
|
|
);
|
|
} else {
|
|
errors.push(("invalid expression: " + (text.trim())));
|
|
}
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
function createFunction (code, errors) {
|
|
try {
|
|
return new Function(code)
|
|
} catch (err) {
|
|
errors.push({ err: err, code: code });
|
|
return noop
|
|
}
|
|
}
|
|
|
|
function createCompileToFunctionFn (compile) {
|
|
var cache = Object.create(null);
|
|
|
|
return function compileToFunctions (
|
|
template,
|
|
options,
|
|
vm
|
|
) {
|
|
options = options || {};
|
|
|
|
/* istanbul ignore if */
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
// detect possible CSP restriction
|
|
try {
|
|
new Function('return 1');
|
|
} catch (e) {
|
|
if (e.toString().match(/unsafe-eval|CSP/)) {
|
|
warn(
|
|
'It seems you are using the standalone build of Vue.js in an ' +
|
|
'environment with Content Security Policy that prohibits unsafe-eval. ' +
|
|
'The template compiler cannot work in this environment. Consider ' +
|
|
'relaxing the policy to allow unsafe-eval or pre-compiling your ' +
|
|
'templates into render functions.'
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
// check cache
|
|
var key = options.delimiters
|
|
? String(options.delimiters) + template
|
|
: template;
|
|
if (cache[key]) {
|
|
return cache[key]
|
|
}
|
|
|
|
// compile
|
|
var compiled = compile(template, options);
|
|
|
|
// check compilation errors/tips
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
if (compiled.errors && compiled.errors.length) {
|
|
warn(
|
|
"Error compiling template:\n\n" + template + "\n\n" +
|
|
compiled.errors.map(function (e) { return ("- " + e); }).join('\n') + '\n',
|
|
vm
|
|
);
|
|
}
|
|
if (compiled.tips && compiled.tips.length) {
|
|
compiled.tips.forEach(function (msg) { return tip(msg, vm); });
|
|
}
|
|
}
|
|
|
|
// turn code into functions
|
|
var res = {};
|
|
var fnGenErrors = [];
|
|
res.render = createFunction(compiled.render, fnGenErrors);
|
|
res.staticRenderFns = compiled.staticRenderFns.map(function (code) {
|
|
return createFunction(code, fnGenErrors)
|
|
});
|
|
|
|
// check function generation errors.
|
|
// this should only happen if there is a bug in the compiler itself.
|
|
// mostly for codegen development use
|
|
/* istanbul ignore if */
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
if ((!compiled.errors || !compiled.errors.length) && fnGenErrors.length) {
|
|
warn(
|
|
"Failed to generate render function:\n\n" +
|
|
fnGenErrors.map(function (ref) {
|
|
var err = ref.err;
|
|
var code = ref.code;
|
|
|
|
return ((err.toString()) + " in\n\n" + code + "\n");
|
|
}).join('\n'),
|
|
vm
|
|
);
|
|
}
|
|
}
|
|
|
|
return (cache[key] = res)
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
function createCompilerCreator (baseCompile) {
|
|
return function createCompiler (baseOptions) {
|
|
function compile (
|
|
template,
|
|
options
|
|
) {
|
|
var finalOptions = Object.create(baseOptions);
|
|
var errors = [];
|
|
var tips = [];
|
|
finalOptions.warn = function (msg, tip) {
|
|
(tip ? tips : errors).push(msg);
|
|
};
|
|
|
|
if (options) {
|
|
// merge custom modules
|
|
if (options.modules) {
|
|
finalOptions.modules =
|
|
(baseOptions.modules || []).concat(options.modules);
|
|
}
|
|
// merge custom directives
|
|
if (options.directives) {
|
|
finalOptions.directives = extend(
|
|
Object.create(baseOptions.directives),
|
|
options.directives
|
|
);
|
|
}
|
|
// copy other options
|
|
for (var key in options) {
|
|
if (key !== 'modules' && key !== 'directives') {
|
|
finalOptions[key] = options[key];
|
|
}
|
|
}
|
|
}
|
|
|
|
var compiled = baseCompile(template, finalOptions);
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
errors.push.apply(errors, detectErrors(compiled.ast));
|
|
}
|
|
compiled.errors = errors;
|
|
compiled.tips = tips;
|
|
return compiled
|
|
}
|
|
|
|
return {
|
|
compile: compile,
|
|
compileToFunctions: createCompileToFunctionFn(compile)
|
|
}
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
// `createCompilerCreator` allows creating compilers that use alternative
|
|
// parser/optimizer/codegen, e.g the SSR optimizing compiler.
|
|
// Here we just export a default compiler using the default parts.
|
|
var createCompiler = createCompilerCreator(function baseCompile (
|
|
template,
|
|
options
|
|
) {
|
|
var ast = parse(template.trim(), options);
|
|
optimize(ast, options);
|
|
var code = generate(ast, options);
|
|
return {
|
|
ast: ast,
|
|
render: code.render,
|
|
staticRenderFns: code.staticRenderFns
|
|
}
|
|
});
|
|
|
|
/* */
|
|
|
|
var ref = createCompiler(baseOptions);
|
|
var compile = ref.compile;
|
|
var compileToFunctions = ref.compileToFunctions;
|
|
|
|
/* */
|
|
|
|
var isAttr = makeMap(
|
|
'accept,accept-charset,accesskey,action,align,alt,async,autocomplete,' +
|
|
'autofocus,autoplay,autosave,bgcolor,border,buffered,challenge,charset,' +
|
|
'checked,cite,class,code,codebase,color,cols,colspan,content,http-equiv,' +
|
|
'name,contenteditable,contextmenu,controls,coords,data,datetime,default,' +
|
|
'defer,dir,dirname,disabled,download,draggable,dropzone,enctype,method,for,' +
|
|
'form,formaction,headers,height,hidden,high,href,hreflang,http-equiv,' +
|
|
'icon,id,ismap,itemprop,keytype,kind,label,lang,language,list,loop,low,' +
|
|
'manifest,max,maxlength,media,method,GET,POST,min,multiple,email,file,' +
|
|
'muted,name,novalidate,open,optimum,pattern,ping,placeholder,poster,' +
|
|
'preload,radiogroup,readonly,rel,required,reversed,rows,rowspan,sandbox,' +
|
|
'scope,scoped,seamless,selected,shape,size,type,text,password,sizes,span,' +
|
|
'spellcheck,src,srcdoc,srclang,srcset,start,step,style,summary,tabindex,' +
|
|
'target,title,type,usemap,value,width,wrap'
|
|
);
|
|
|
|
/* istanbul ignore next */
|
|
var isRenderableAttr = function (name) {
|
|
return (
|
|
isAttr(name) ||
|
|
name.indexOf('data-') === 0 ||
|
|
name.indexOf('aria-') === 0
|
|
)
|
|
};
|
|
var propsToAttrMap = {
|
|
acceptCharset: 'accept-charset',
|
|
className: 'class',
|
|
htmlFor: 'for',
|
|
httpEquiv: 'http-equiv'
|
|
};
|
|
|
|
/* */
|
|
|
|
var plainStringRE = /^"(?:[^"\\]|\\.)*"$|^'(?:[^'\\]|\\.)*'$/;
|
|
|
|
// let the model AST transform translate v-model into appropriate
|
|
// props bindings
|
|
function applyModelTransform (el, state) {
|
|
if (el.directives) {
|
|
for (var i = 0; i < el.directives.length; i++) {
|
|
var dir = el.directives[i];
|
|
if (dir.name === 'model') {
|
|
state.directives.model(el, dir, state.warn);
|
|
break
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function genAttrSegments (
|
|
attrs
|
|
) {
|
|
return attrs.map(function (ref) {
|
|
var name = ref.name;
|
|
var value = ref.value;
|
|
|
|
return genAttrSegment(name, value);
|
|
})
|
|
}
|
|
|
|
function genDOMPropSegments (
|
|
props,
|
|
attrs
|
|
) {
|
|
var segments = [];
|
|
props.forEach(function (ref) {
|
|
var name = ref.name;
|
|
var value = ref.value;
|
|
|
|
name = propsToAttrMap[name] || name.toLowerCase();
|
|
if (isRenderableAttr(name) &&
|
|
!(attrs && attrs.some(function (a) { return a.name === name; }))
|
|
) {
|
|
segments.push(genAttrSegment(name, value));
|
|
}
|
|
});
|
|
return segments
|
|
}
|
|
|
|
function genAttrSegment (name, value) {
|
|
if (plainStringRE.test(value)) {
|
|
// force double quote
|
|
value = value.replace(/^'|'$/g, '"');
|
|
// force enumerated attr to "true"
|
|
if (isEnumeratedAttr(name) && value !== "\"false\"") {
|
|
value = "\"true\"";
|
|
}
|
|
return {
|
|
type: RAW,
|
|
value: isBooleanAttr(name)
|
|
? (" " + name + "=\"" + name + "\"")
|
|
: value === '""'
|
|
? (" " + name)
|
|
: (" " + name + "=" + value)
|
|
}
|
|
} else {
|
|
return {
|
|
type: EXPRESSION,
|
|
value: ("_ssrAttr(" + (JSON.stringify(name)) + "," + value + ")")
|
|
}
|
|
}
|
|
}
|
|
|
|
function genClassSegments (
|
|
staticClass,
|
|
classBinding
|
|
) {
|
|
if (staticClass && !classBinding) {
|
|
return [{ type: RAW, value: (" class=" + staticClass) }]
|
|
} else {
|
|
return [{
|
|
type: EXPRESSION,
|
|
value: ("_ssrClass(" + (staticClass || 'null') + "," + (classBinding || 'null') + ")")
|
|
}]
|
|
}
|
|
}
|
|
|
|
function genStyleSegments (
|
|
staticStyle,
|
|
parsedStaticStyle,
|
|
styleBinding,
|
|
vShowExpression
|
|
) {
|
|
if (staticStyle && !styleBinding && !vShowExpression) {
|
|
return [{ type: RAW, value: (" style=" + (JSON.stringify(staticStyle))) }]
|
|
} else {
|
|
return [{
|
|
type: EXPRESSION,
|
|
value: ("_ssrStyle(" + (parsedStaticStyle || 'null') + "," + (styleBinding || 'null') + ", " + (vShowExpression
|
|
? ("{ display: (" + vShowExpression + ") ? '' : 'none' }")
|
|
: 'null') + ")")
|
|
}]
|
|
}
|
|
}
|
|
|
|
/* */
|
|
|
|
/**
|
|
* In SSR, the vdom tree is generated only once and never patched, so
|
|
* we can optimize most element / trees into plain string render functions.
|
|
* The SSR optimizer walks the AST tree to detect optimizable elements and trees.
|
|
*
|
|
* The criteria for SSR optimizability is quite a bit looser than static tree
|
|
* detection (which is designed for client re-render). In SSR we bail only for
|
|
* components/slots/custom directives.
|
|
*/
|
|
|
|
// optimizability constants
|
|
var optimizability = {
|
|
FALSE: 0, // whole sub tree un-optimizable
|
|
FULL: 1, // whole sub tree optimizable
|
|
SELF: 2, // self optimizable but has some un-optimizable children
|
|
CHILDREN: 3, // self un-optimizable but have fully optimizable children
|
|
PARTIAL: 4 // self un-optimizable with some un-optimizable children
|
|
};
|
|
|
|
var isPlatformReservedTag$1;
|
|
|
|
function optimize$1 (root, options) {
|
|
if (!root) { return }
|
|
isPlatformReservedTag$1 = options.isReservedTag || no;
|
|
walk(root, true);
|
|
}
|
|
|
|
function walk (node, isRoot) {
|
|
if (isUnOptimizableTree(node)) {
|
|
node.ssrOptimizability = optimizability.FALSE;
|
|
return
|
|
}
|
|
// root node or nodes with custom directives should always be a VNode
|
|
var selfUnoptimizable = isRoot || hasCustomDirective(node);
|
|
var check = function (child) {
|
|
if (child.ssrOptimizability !== optimizability.FULL) {
|
|
node.ssrOptimizability = selfUnoptimizable
|
|
? optimizability.PARTIAL
|
|
: optimizability.SELF;
|
|
}
|
|
};
|
|
if (selfUnoptimizable) {
|
|
node.ssrOptimizability = optimizability.CHILDREN;
|
|
}
|
|
if (node.type === 1) {
|
|
for (var i = 0, l = node.children.length; i < l; i++) {
|
|
var child = node.children[i];
|
|
walk(child);
|
|
check(child);
|
|
}
|
|
if (node.ifConditions) {
|
|
for (var i$1 = 1, l$1 = node.ifConditions.length; i$1 < l$1; i$1++) {
|
|
var block = node.ifConditions[i$1].block;
|
|
walk(block);
|
|
check(block);
|
|
}
|
|
}
|
|
if (node.ssrOptimizability == null ||
|
|
(!isRoot && (node.attrsMap['v-html'] || node.attrsMap['v-text']))
|
|
) {
|
|
node.ssrOptimizability = optimizability.FULL;
|
|
} else {
|
|
node.children = optimizeSiblings(node);
|
|
}
|
|
} else {
|
|
node.ssrOptimizability = optimizability.FULL;
|
|
}
|
|
}
|
|
|
|
function optimizeSiblings (el) {
|
|
var children = el.children;
|
|
var optimizedChildren = [];
|
|
|
|
var currentOptimizableGroup = [];
|
|
var pushGroup = function () {
|
|
if (currentOptimizableGroup.length) {
|
|
optimizedChildren.push({
|
|
type: 1,
|
|
parent: el,
|
|
tag: 'template',
|
|
attrsList: [],
|
|
attrsMap: {},
|
|
children: currentOptimizableGroup,
|
|
ssrOptimizability: optimizability.FULL
|
|
});
|
|
}
|
|
currentOptimizableGroup = [];
|
|
};
|
|
|
|
for (var i = 0; i < children.length; i++) {
|
|
var c = children[i];
|
|
if (c.ssrOptimizability === optimizability.FULL) {
|
|
currentOptimizableGroup.push(c);
|
|
} else {
|
|
// wrap fully-optimizable adjacent siblings inside a template tag
|
|
// so that they can be optimized into a single ssrNode by codegen
|
|
pushGroup();
|
|
optimizedChildren.push(c);
|
|
}
|
|
}
|
|
pushGroup();
|
|
return optimizedChildren
|
|
}
|
|
|
|
function isUnOptimizableTree (node) {
|
|
if (node.type === 2 || node.type === 3) { // text or expression
|
|
return false
|
|
}
|
|
return (
|
|
isBuiltInTag(node.tag) || // built-in (slot, component)
|
|
!isPlatformReservedTag$1(node.tag) || // custom component
|
|
!!node.component // "is" component
|
|
)
|
|
}
|
|
|
|
var isBuiltInDir = makeMap('text,html,show,on,bind,model,pre,cloak,once');
|
|
|
|
function hasCustomDirective (node) {
|
|
return (
|
|
node.type === 1 &&
|
|
node.directives &&
|
|
node.directives.some(function (d) { return !isBuiltInDir(d.name); })
|
|
)
|
|
}
|
|
|
|
/* */
|
|
|
|
// The SSR codegen is essentially extending the default codegen to handle
|
|
// SSR-optimizable nodes and turn them into string render fns. In cases where
|
|
// a node is not optimizable it simply falls back to the default codegen.
|
|
|
|
// segment types
|
|
var RAW = 0;
|
|
var INTERPOLATION = 1;
|
|
var EXPRESSION = 2;
|
|
|
|
function generate$1 (
|
|
ast,
|
|
options
|
|
) {
|
|
var state = new CodegenState(options);
|
|
var code = ast ? genSSRElement(ast, state) : '_c("div")';
|
|
return {
|
|
render: ("with(this){return " + code + "}"),
|
|
staticRenderFns: state.staticRenderFns
|
|
}
|
|
}
|
|
|
|
function genSSRElement (el, state) {
|
|
if (el.for && !el.forProcessed) {
|
|
return genFor(el, state, genSSRElement)
|
|
} else if (el.if && !el.ifProcessed) {
|
|
return genIf(el, state, genSSRElement)
|
|
} else if (el.tag === 'template' && !el.slotTarget) {
|
|
return el.ssrOptimizability === optimizability.FULL
|
|
? genChildrenAsStringNode(el, state)
|
|
: genSSRChildren(el, state) || 'void 0'
|
|
}
|
|
|
|
switch (el.ssrOptimizability) {
|
|
case optimizability.FULL:
|
|
// stringify whole tree
|
|
return genStringElement(el, state)
|
|
case optimizability.SELF:
|
|
// stringify self and check children
|
|
return genStringElementWithChildren(el, state)
|
|
case optimizability.CHILDREN:
|
|
// generate self as VNode and stringify children
|
|
return genNormalElement(el, state, true)
|
|
case optimizability.PARTIAL:
|
|
// generate self as VNode and check children
|
|
return genNormalElement(el, state, false)
|
|
default:
|
|
// bail whole tree
|
|
return genElement(el, state)
|
|
}
|
|
}
|
|
|
|
function genNormalElement (el, state, stringifyChildren) {
|
|
var data = el.plain ? undefined : genData$2(el, state);
|
|
var children = stringifyChildren
|
|
? ("[" + (genChildrenAsStringNode(el, state)) + "]")
|
|
: genSSRChildren(el, state, true);
|
|
return ("_c('" + (el.tag) + "'" + (data ? ("," + data) : '') + (children ? ("," + children) : '') + ")")
|
|
}
|
|
|
|
function genSSRChildren (el, state, checkSkip) {
|
|
return genChildren(el, state, checkSkip, genSSRElement, genSSRNode)
|
|
}
|
|
|
|
function genSSRNode (el, state) {
|
|
return el.type === 1
|
|
? genSSRElement(el, state)
|
|
: genText(el)
|
|
}
|
|
|
|
function genChildrenAsStringNode (el, state) {
|
|
return el.children.length
|
|
? ("_ssrNode(" + (flattenSegments(childrenToSegments(el, state))) + ")")
|
|
: ''
|
|
}
|
|
|
|
function genStringElement (el, state) {
|
|
return ("_ssrNode(" + (elementToString(el, state)) + ")")
|
|
}
|
|
|
|
function genStringElementWithChildren (el, state) {
|
|
var children = genSSRChildren(el, state, true);
|
|
return ("_ssrNode(" + (flattenSegments(elementToOpenTagSegments(el, state))) + ",\"</" + (el.tag) + ">\"" + (children ? ("," + children) : '') + ")")
|
|
}
|
|
|
|
function elementToString (el, state) {
|
|
return ("(" + (flattenSegments(elementToSegments(el, state))) + ")")
|
|
}
|
|
|
|
function elementToSegments (el, state) {
|
|
// v-for / v-if
|
|
if (el.for && !el.forProcessed) {
|
|
el.forProcessed = true;
|
|
return [{
|
|
type: EXPRESSION,
|
|
value: genFor(el, state, elementToString, '_ssrList')
|
|
}]
|
|
} else if (el.if && !el.ifProcessed) {
|
|
el.ifProcessed = true;
|
|
return [{
|
|
type: EXPRESSION,
|
|
value: genIf(el, state, elementToString, '"<!---->"')
|
|
}]
|
|
} else if (el.tag === 'template') {
|
|
return childrenToSegments(el, state)
|
|
}
|
|
|
|
var openSegments = elementToOpenTagSegments(el, state);
|
|
var childrenSegments = childrenToSegments(el, state);
|
|
var ref = state.options;
|
|
var isUnaryTag = ref.isUnaryTag;
|
|
var close = (isUnaryTag && isUnaryTag(el.tag))
|
|
? []
|
|
: [{ type: RAW, value: ("</" + (el.tag) + ">") }];
|
|
return openSegments.concat(childrenSegments, close)
|
|
}
|
|
|
|
function elementToOpenTagSegments (el, state) {
|
|
applyModelTransform(el, state);
|
|
var binding;
|
|
var segments = [{ type: RAW, value: ("<" + (el.tag)) }];
|
|
// attrs
|
|
if (el.attrs) {
|
|
segments.push.apply(segments, genAttrSegments(el.attrs));
|
|
}
|
|
// domProps
|
|
if (el.props) {
|
|
segments.push.apply(segments, genDOMPropSegments(el.props, el.attrs));
|
|
}
|
|
// v-bind="object"
|
|
if ((binding = el.attrsMap['v-bind'])) {
|
|
segments.push({ type: EXPRESSION, value: ("_ssrAttrs(" + binding + ")") });
|
|
}
|
|
// v-bind.prop="object"
|
|
if ((binding = el.attrsMap['v-bind.prop'])) {
|
|
segments.push({ type: EXPRESSION, value: ("_ssrDOMProps(" + binding + ")") });
|
|
}
|
|
// class
|
|
if (el.staticClass || el.classBinding) {
|
|
segments.push.apply(
|
|
segments,
|
|
genClassSegments(el.staticClass, el.classBinding)
|
|
);
|
|
}
|
|
// style & v-show
|
|
if (el.staticStyle || el.styleBinding || el.attrsMap['v-show']) {
|
|
segments.push.apply(
|
|
segments,
|
|
genStyleSegments(
|
|
el.attrsMap.style,
|
|
el.staticStyle,
|
|
el.styleBinding,
|
|
el.attrsMap['v-show']
|
|
)
|
|
);
|
|
}
|
|
// _scopedId
|
|
if (state.options.scopeId) {
|
|
segments.push({ type: RAW, value: (" " + (state.options.scopeId)) });
|
|
}
|
|
segments.push({ type: RAW, value: ">" });
|
|
return segments
|
|
}
|
|
|
|
function childrenToSegments (el, state) {
|
|
var binding;
|
|
if ((binding = el.attrsMap['v-html'])) {
|
|
return [{ type: EXPRESSION, value: binding }]
|
|
}
|
|
if ((binding = el.attrsMap['v-text'])) {
|
|
return [{ type: INTERPOLATION, value: binding }]
|
|
}
|
|
return el.children
|
|
? nodesToSegments(el.children, state)
|
|
: []
|
|
}
|
|
|
|
function nodesToSegments (
|
|
children,
|
|
state
|
|
) {
|
|
var segments = [];
|
|
for (var i = 0; i < children.length; i++) {
|
|
var c = children[i];
|
|
if (c.type === 1) {
|
|
segments.push.apply(segments, elementToSegments(c, state));
|
|
} else if (c.type === 2) {
|
|
segments.push({ type: INTERPOLATION, value: c.expression });
|
|
} else if (c.type === 3) {
|
|
segments.push({ type: RAW, value: c.text });
|
|
}
|
|
}
|
|
return segments
|
|
}
|
|
|
|
function flattenSegments (segments) {
|
|
var mergedSegments = [];
|
|
var textBuffer = '';
|
|
|
|
var pushBuffer = function () {
|
|
if (textBuffer) {
|
|
mergedSegments.push(JSON.stringify(textBuffer));
|
|
textBuffer = '';
|
|
}
|
|
};
|
|
|
|
for (var i = 0; i < segments.length; i++) {
|
|
var s = segments[i];
|
|
if (s.type === RAW) {
|
|
textBuffer += s.value;
|
|
} else if (s.type === INTERPOLATION) {
|
|
pushBuffer();
|
|
mergedSegments.push(("_ssrEscape(" + (s.value) + ")"));
|
|
} else if (s.type === EXPRESSION) {
|
|
pushBuffer();
|
|
mergedSegments.push(("(" + (s.value) + ")"));
|
|
}
|
|
}
|
|
pushBuffer();
|
|
|
|
return mergedSegments.join('+')
|
|
}
|
|
|
|
/* */
|
|
|
|
var createCompiler$1 = createCompilerCreator(function baseCompile (
|
|
template,
|
|
options
|
|
) {
|
|
var ast = parse(template.trim(), options);
|
|
optimize$1(ast, options);
|
|
var code = generate$1(ast, options);
|
|
return {
|
|
ast: ast,
|
|
render: code.render,
|
|
staticRenderFns: code.staticRenderFns
|
|
}
|
|
});
|
|
|
|
/* */
|
|
|
|
var ref$1 = createCompiler$1(baseOptions);
|
|
var compile$1 = ref$1.compile;
|
|
var compileToFunctions$1 = ref$1.compileToFunctions;
|
|
|
|
/* */
|
|
|
|
exports.parseComponent = parseComponent;
|
|
exports.compile = compile;
|
|
exports.compileToFunctions = compileToFunctions;
|
|
exports.ssrCompile = compile$1;
|
|
exports.ssrCompileToFunctions = compileToFunctions$1;
|