mirror of https://github.com/webpack/webpack.git
42 lines
1.3 KiB
JavaScript
42 lines
1.3 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 ReplaceSource = require("webpack-core/lib/ReplaceSource");
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var RawSource = require("webpack-core/lib/RawSource");
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function DependenciesBlockVariable(name, expression, dependencies) {
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this.name = name;
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this.expression = expression;
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this.dependencies = dependencies || [];
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}
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module.exports = DependenciesBlockVariable;
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DependenciesBlockVariable.prototype.updateHash = function(hash) {
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hash.update(this.name);
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hash.update(this.expression);
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this.dependencies.forEach(function(d) {
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d.updateHash(hash);
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});
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};
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DependenciesBlockVariable.prototype.expressionSource = function(dependencyTemplates, outputOptions, requestShortener) {
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var source = new ReplaceSource(new RawSource(this.expression));
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this.dependencies.forEach(function(dep) {
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var template = dependencyTemplates.get(dep.constructor);
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if(!template) throw new Error("No template for dependency: " + dep.constructor.name);
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template.apply(dep, source, outputOptions, requestShortener, dependencyTemplates);
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});
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return source;
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};
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DependenciesBlockVariable.prototype.disconnect = function() {
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this.dependencies.forEach(function(d) {
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d.disconnect();
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});
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};
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DependenciesBlockVariable.prototype.hasDependencies = function() {
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return this.dependencies.length > 0;
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};
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