65 lines
2.4 KiB
JavaScript
65 lines
2.4 KiB
JavaScript
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
var RequestShortener = require("./RequestShortener");
|
|
var Template = require("./Template");
|
|
var ConcatSource = require("webpack-core/lib/ConcatSource");
|
|
var RawSource = require("webpack-core/lib/RawSource");
|
|
var base64Encode = require("base64-encode");
|
|
|
|
function SourceMapDevToolPlugin(context, sourceMapFilename) {
|
|
this.context = context;
|
|
this.sourceMapFilename = sourceMapFilename;
|
|
}
|
|
module.exports = SourceMapDevToolPlugin;
|
|
SourceMapDevToolPlugin.prototype.apply = function(compiler) {
|
|
var sourceMapFilename = this.sourceMapFilename;
|
|
var requestShortener = new RequestShortener(this.context);
|
|
compiler.plugin("compilation", function(compilation) {
|
|
compilation.plugin("after-optimize-chunk-assets", function(chunks) {
|
|
chunks.forEach(function(chunk) {
|
|
chunk.files.slice().forEach(function(file) {
|
|
var asset = this.assets[file];
|
|
var sourceMap = asset.map();
|
|
if(sourceMap) {
|
|
for(var i = 0; i < sourceMap.sources.length; i++) {
|
|
var source = sourceMap.sources[i];
|
|
var str;
|
|
var module = compilation.findModule(source);
|
|
if(module)
|
|
str = module.readableIdentifier(requestShortener);
|
|
else
|
|
str = requestShortener.shorten(source);
|
|
while(str.indexOf("?") >= 0 && str.indexOf("?") < str.lastIndexOf("!"))
|
|
str = str.replace(/\?/, "(query)");
|
|
var idx;
|
|
while((idx = sourceMap.sources.indexOf(str) >= 0) && (idx < i)) {
|
|
str += "*";
|
|
}
|
|
sourceMap.sources[i] = str;
|
|
}
|
|
sourceMap.sourceRoot = "webpack-module://";
|
|
if(sourceMapFilename) {
|
|
var sourceMapFile = sourceMapFilename
|
|
.replace(Template.REGEXP_FILE, file)
|
|
.replace(Template.REGEXP_FILEBASE, basename(file))
|
|
.replace(Template.REGEXP_HASH, this.hash)
|
|
.replace(Template.REGEXP_ID, chunk.id);
|
|
this.assets[file] = new ConcatSource(asset, "\n/*\n//@ sourceMappingURL=" + sourceMapFile + "\n*/");
|
|
this.assets[sourceMapFile] = new RawSource(JSON.stringify(sourceMap));
|
|
chunk.files.push(sourceMapFile);
|
|
} else {
|
|
this.assets[file] = new ConcatSource(asset, "\n/*\n//@ sourceMappingURL=data:application/json;base64," + base64Encode(JSON.stringify(sourceMap)) + "\n*/");
|
|
}
|
|
}
|
|
}, this);
|
|
}, this);
|
|
});
|
|
});
|
|
};
|
|
|
|
function basename(name) {
|
|
if(name.indexOf("/") < 0) return name;
|
|
return name.substr(name.lastIndexOf("/")+1);
|
|
} |