mirror of https://github.com/webpack/webpack.git
115 lines
3.7 KiB
JavaScript
115 lines
3.7 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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var AbstractPlugin = require("../AbstractPlugin");
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var AMDRequireItemDependency = require("./AMDRequireItemDependency");
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var AMDRequireContextDependency = require("./AMDRequireContextDependency");
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var ConstDependency = require("./ConstDependency");
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var AMDDefineDependency = require("./AMDDefineDependency");
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var ContextDependencyHelpers = require("./ContextDependencyHelpers");
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module.exports = AbstractPlugin.create({
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"call define": function(expr) {
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var array, fn;
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switch(expr.arguments.length) {
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case 1:
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if(expr.arguments[0].type == "FunctionExpression") {
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// define(f() {...})
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fn = expr.arguments[0];
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} else {
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// define({...})
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var dep = new AMDDefineDependency(expr.range, expr.arguments[0].range);
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dep.loc = expr.loc;
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this.state.current.addDependency(dep);
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return true;
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}
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break;
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case 2:
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if(expr.arguments[0].type == "ArrayExpression") {
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// define([...], f() {...})
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array = expr.arguments[0];
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fn = expr.arguments[1];
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} else if(expr.arguments[0].type == "Literal" && expr.arguments[1].type == "ArrayExpression") {
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// define("...", [...])
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array = expr.arguments[1];
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} else if(expr.arguments[0].type == "Literal" && expr.arguments[1].type == "FunctionExpression") {
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// define("...", f() {...})
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fn = expr.arguments[1];
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} else if(expr.arguments[0].type == "Literal") {
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// define("...", {...})
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var dep = new AMDDefineDependency(expr.range, expr.arguments[1].range);
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dep.loc = expr.loc;
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this.state.current.addDependency(dep);
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return true;
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}
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break;
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case 3:
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if(expr.arguments[0].type == "Literal" &&
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expr.arguments[1].type == "ArrayExpression") {
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// define("...", [...], f() {...})
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array = expr.arguments[1];
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fn = expr.arguments[2];
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}
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break;
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}
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if(!array && !fn) return;
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if(array) {
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var param = this.evaluateExpression(array);
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param.items.forEach(function(param) {
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var result = this.applyPluginsBailResult("call define:amd:item", expr, param);
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if(result === undefined) {
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this.applyPluginsBailResult("call define:amd:context", expr, param);
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}
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}, this);
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}
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if(fn && fn.type === "FunctionExpression") {
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var inTry = this.scope.inTry;
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this.inScope(fn.params.filter(function(i) {
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return ["require", "module", "exports"].indexOf(i.name) < 0;
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}), function() {
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this.scope.inTry = inTry;
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if(fn.body.type === "BlockStatement")
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this.walkStatement(fn.body);
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else
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this.walkExpression(fn.body);
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}.bind(this));
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}
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var dep = new AMDDefineDependency(expr.range, array ? array.range : null, fn ? fn.range : null);
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dep.loc = expr.loc;
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this.state.current.addDependency(dep);
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return true;
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},
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"call define:amd:item": function(expr, param) {
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if(param.isConditional()) {
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param.options.forEach(function(param) {
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var result = this.applyPluginsBailResult("call define:amd:item", expr, param);
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if(result === undefined) {
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this.applyPluginsBailResult("call define:amd:context", expr, param);
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}
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}, this);
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return true;
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} else if(param.isString()) {
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var dep;
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if(["require","exports","module"].indexOf(param.string) >= 0) {
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dep = new ConstDependency(param.string, param.range);
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} else {
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dep = new AMDRequireItemDependency(param.string, param.range);
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}
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dep.loc = expr.loc;
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dep.optional = !!this.scope.inTry;
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this.state.current.addDependency(dep);
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return true;
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}
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},
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"call define:amd:context": function(expr, param) {
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var dep = ContextDependencyHelpers.create(AMDRequireContextDependency, param.range, param, expr);
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if(!dep) return;
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dep.loc = expr.loc;
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dep.optional = !!this.scope.inTry;
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this.state.current.addDependency(dep);
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return true;
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}
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});
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