mirror of https://github.com/webpack/webpack.git
56 lines
2.1 KiB
JavaScript
56 lines
2.1 KiB
JavaScript
|
/*
|
||
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
||
|
|
Author Tobias Koppers @sokra
|
||
|
|
*/
|
||
|
|
var RawSource = require("webpack-core/lib/RawSource");
|
||
|
|
var base64Encode = require("base64-encode");
|
||
|
|
|
||
|
|
function EvalSourceMapDevToolModuleTemplateDecorator(compilation, moduleTemplate, sourceMapComment) {
|
||
|
|
this.compilation = compilation;
|
||
|
|
this.moduleTemplate = moduleTemplate;
|
||
|
|
this.sourceMapComment = sourceMapComment || "//@ sourceMappingURL=[url]";
|
||
|
|
}
|
||
|
|
module.exports = EvalSourceMapDevToolModuleTemplateDecorator;
|
||
|
|
|
||
|
|
EvalSourceMapDevToolModuleTemplateDecorator.prototype.render = function(module, dependencyTemplates) {
|
||
|
|
var compilation = this.compilation;
|
||
|
|
var sourceMapComment = this.sourceMapComment;
|
||
|
|
var fakeModule = {
|
||
|
|
source: function(dependencyTemplates, outputOptions, requestShortener) {
|
||
|
|
var source = module.source(dependencyTemplates, outputOptions, requestShortener);
|
||
|
|
var content = source.source();
|
||
|
|
var sourceMap = source.map();
|
||
|
|
if(!sourceMap) {
|
||
|
|
return source;
|
||
|
|
}
|
||
|
|
for(var i = 0; i < sourceMap.sources.length; i++) {
|
||
|
|
var source = sourceMap.sources[i];
|
||
|
|
var str;
|
||
|
|
var m = compilation.findModule(source);
|
||
|
|
if(m)
|
||
|
|
str = m.readableIdentifier(requestShortener);
|
||
|
|
else
|
||
|
|
str = requestShortener.shorten(source);
|
||
|
|
str = str.split("!");
|
||
|
|
str = str.pop() + (str.length > 0 ? " " + str.join("!") : "");
|
||
|
|
var idx;
|
||
|
|
while((idx = sourceMap.sources.indexOf(str) >= 0) && (idx < i)) {
|
||
|
|
str += "*";
|
||
|
|
}
|
||
|
|
sourceMap.sources[i] = str;
|
||
|
|
}
|
||
|
|
sourceMap.sourceRoot = "webpack-module://";
|
||
|
|
var footer = sourceMapComment.replace(/\[url\]/g, "data:application/json;base64," + base64Encode(JSON.stringify(sourceMap)));
|
||
|
|
return new RawSource("eval(" + JSON.stringify(content + footer) + ");" );
|
||
|
|
},
|
||
|
|
identifier: function() { return module.identifier() },
|
||
|
|
readableIdentifier: function(rs) { return module.readableIdentifier(rs) },
|
||
|
|
id: module.id
|
||
|
|
};
|
||
|
|
return this.moduleTemplate.render(fakeModule, dependencyTemplates);
|
||
|
|
};
|
||
|
|
|
||
|
|
EvalSourceMapDevToolModuleTemplateDecorator.prototype.updateHash = function(hash) {
|
||
|
|
hash.update("eval-source-map");
|
||
|
|
hash.update("1");
|
||
|
|
};
|