mirror of https://github.com/webpack/webpack.git
51 lines
2.0 KiB
JavaScript
51 lines
2.0 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 RawSource = require("webpack-core/lib/RawSource");
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var ModuleFilenameHelpers = require("./ModuleFilenameHelpers");
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function EvalSourceMapDevToolModuleTemplatePlugin(compilation, sourceMapComment, moduleFilenameTemplate) {
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this.compilation = compilation;
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this.sourceMapComment = sourceMapComment || "//@ sourceMappingURL=[url]";
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this.moduleFilenameTemplate = moduleFilenameTemplate || "webpack:///[resource-path]?[hash]";
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}
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module.exports = EvalSourceMapDevToolModuleTemplatePlugin;
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EvalSourceMapDevToolModuleTemplatePlugin.prototype.apply = function(moduleTemplate) {
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var self = this;
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moduleTemplate.plugin("module", function(source, module, chunk) {
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var content = source.source();
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var sourceMap = source.map();
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if(!sourceMap) {
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return source;
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}
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var modules = sourceMap.sources.map(function(source) {
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var module = self.compilation.findModule(source);
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return module || source;
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});
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var moduleFilenames = modules.map(function(module) {
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return ModuleFilenameHelpers.createFilename(module, self.moduleFilenameTemplate, this.requestShortener);
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}, this);
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moduleFilenames = ModuleFilenameHelpers.replaceDuplicates(moduleFilenames, function(filename, i, n) {
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for(var j = 0; j < n; j++)
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filename += "*";
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return filename;
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});
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sourceMap.sources = moduleFilenames;
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if(sourceMap.sourcesContent) {
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sourceMap.sourcesContent = sourceMap.sourcesContent.map(function(content, i) {
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return content + "\n\n\n" + ModuleFilenameHelpers.createFooter(modules[i], this.requestShortener);
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}, this);
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}
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sourceMap.sourceRoot = "";
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sourceMap.file = module.id + ".js";
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var footer = self.sourceMapComment.replace(/\[url\]/g, "data:application/json;base64," + new Buffer(JSON.stringify(sourceMap)).toString("base64"));
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return new RawSource("eval(" + JSON.stringify(content + footer) + ");" );
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});
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moduleTemplate.plugin("hash", function(hash) {
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hash.update("eval-source-map");
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hash.update("1");
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});
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};
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