mirror of https://github.com/webpack/webpack.git
37 lines
1.3 KiB
JavaScript
37 lines
1.3 KiB
JavaScript
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/*
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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 ConcatSource = require("webpack-core/lib/ConcatSource");
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var Template = require("./Template");
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function SetVarMainTemplatePlugin(varExpression, copyObject) {
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this.varExpression = varExpression;
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this.copyObject = copyObject;
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}
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module.exports = SetVarMainTemplatePlugin;
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SetVarMainTemplatePlugin.prototype.apply = function(mainTemplate) {
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mainTemplate.plugin("render", function(source, chunk, hash) {
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var varExpression = this.varExpression
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.replace(Template.REGEXP_HASH, hash)
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.replace(Template.REGEXP_CHUNKHASH, chunk.renderedHash)
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.replace(Template.REGEXP_ID, chunk.id)
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.replace(Template.REGEXP_NAME, chunk.name || "");
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if(this.copyObject) {
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return new ConcatSource("(function(e, a) { for(var i in a) e[i] = a[i]; }(" +
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varExpression + ", ", source, "))");
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} else {
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var prefix = varExpression + " =\n";
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return new ConcatSource(prefix, source);
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}
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}.bind(this));
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mainTemplate.plugin("global-hash", function(chunk) {
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if(Template.REGEXP_HASH.test(this.varExpression || ""))
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return true;
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}.bind(this));
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mainTemplate.plugin("hash", function(hash) {
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hash.update("set var");
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hash.update(this.varExpression + "");
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hash.update(this.copyObject + "");
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}.bind(this));
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};
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