mirror of https://github.com/jkjoy/sunpeiwen.git
597 lines
19 KiB
JavaScript
597 lines
19 KiB
JavaScript
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
const asyncLib = require("neo-async");
|
|
const { ConcatSource, RawSource } = require("webpack-sources");
|
|
const Compilation = require("./Compilation");
|
|
const ModuleFilenameHelpers = require("./ModuleFilenameHelpers");
|
|
const ProgressPlugin = require("./ProgressPlugin");
|
|
const SourceMapDevToolModuleOptionsPlugin = require("./SourceMapDevToolModuleOptionsPlugin");
|
|
const createSchemaValidation = require("./util/create-schema-validation");
|
|
const createHash = require("./util/createHash");
|
|
const { relative, dirname } = require("./util/fs");
|
|
const { makePathsAbsolute } = require("./util/identifier");
|
|
|
|
/** @typedef {import("webpack-sources").MapOptions} MapOptions */
|
|
/** @typedef {import("webpack-sources").Source} Source */
|
|
/** @typedef {import("../declarations/plugins/SourceMapDevToolPlugin").SourceMapDevToolPluginOptions} SourceMapDevToolPluginOptions */
|
|
/** @typedef {import("./Cache").Etag} Etag */
|
|
/** @typedef {import("./CacheFacade").ItemCacheFacade} ItemCacheFacade */
|
|
/** @typedef {import("./Chunk")} Chunk */
|
|
/** @typedef {import("./Compilation").Asset} Asset */
|
|
/** @typedef {import("./Compilation").AssetInfo} AssetInfo */
|
|
/** @typedef {import("./Compilation").PathData} PathData */
|
|
/** @typedef {import("./Compiler")} Compiler */
|
|
/** @typedef {import("./Module")} Module */
|
|
/** @typedef {import("./NormalModule").SourceMap} SourceMap */
|
|
/** @typedef {import("./util/Hash")} Hash */
|
|
|
|
const validate = createSchemaValidation(
|
|
require("../schemas/plugins/SourceMapDevToolPlugin.check.js"),
|
|
() => require("../schemas/plugins/SourceMapDevToolPlugin.json"),
|
|
{
|
|
name: "SourceMap DevTool Plugin",
|
|
baseDataPath: "options"
|
|
}
|
|
);
|
|
/**
|
|
* @typedef {object} SourceMapTask
|
|
* @property {Source} asset
|
|
* @property {AssetInfo} assetInfo
|
|
* @property {(string | Module)[]} modules
|
|
* @property {string} source
|
|
* @property {string} file
|
|
* @property {SourceMap} sourceMap
|
|
* @property {ItemCacheFacade} cacheItem cache item
|
|
*/
|
|
|
|
const METACHARACTERS_REGEXP = /[-[\]\\/{}()*+?.^$|]/g;
|
|
const CONTENT_HASH_DETECT_REGEXP = /\[contenthash(:\w+)?\]/;
|
|
const CSS_AND_JS_MODULE_EXTENSIONS_REGEXP = /\.((c|m)?js|css)($|\?)/i;
|
|
const CSS_EXTENSION_DETECT_REGEXP = /\.css($|\?)/i;
|
|
const MAP_URL_COMMENT_REGEXP = /\[map\]/g;
|
|
const URL_COMMENT_REGEXP = /\[url\]/g;
|
|
const URL_FORMATTING_REGEXP = /^\n\/\/(.*)$/;
|
|
|
|
/**
|
|
* Reset's .lastIndex of stateful Regular Expressions
|
|
* For when `test` or `exec` is called on them
|
|
* @param {RegExp} regexp Stateful Regular Expression to be reset
|
|
* @returns {void}
|
|
*
|
|
*/
|
|
const resetRegexpState = regexp => {
|
|
regexp.lastIndex = -1;
|
|
};
|
|
|
|
/**
|
|
* Escapes regular expression metacharacters
|
|
* @param {string} str String to quote
|
|
* @returns {string} Escaped string
|
|
*/
|
|
const quoteMeta = str => {
|
|
return str.replace(METACHARACTERS_REGEXP, "\\$&");
|
|
};
|
|
|
|
/**
|
|
* Creating {@link SourceMapTask} for given file
|
|
* @param {string} file current compiled file
|
|
* @param {Source} asset the asset
|
|
* @param {AssetInfo} assetInfo the asset info
|
|
* @param {MapOptions} options source map options
|
|
* @param {Compilation} compilation compilation instance
|
|
* @param {ItemCacheFacade} cacheItem cache item
|
|
* @returns {SourceMapTask | undefined} created task instance or `undefined`
|
|
*/
|
|
const getTaskForFile = (
|
|
file,
|
|
asset,
|
|
assetInfo,
|
|
options,
|
|
compilation,
|
|
cacheItem
|
|
) => {
|
|
let source;
|
|
/** @type {SourceMap} */
|
|
let sourceMap;
|
|
/**
|
|
* Check if asset can build source map
|
|
*/
|
|
if (asset.sourceAndMap) {
|
|
const sourceAndMap = asset.sourceAndMap(options);
|
|
sourceMap = /** @type {SourceMap} */ (sourceAndMap.map);
|
|
source = sourceAndMap.source;
|
|
} else {
|
|
sourceMap = /** @type {SourceMap} */ (asset.map(options));
|
|
source = asset.source();
|
|
}
|
|
if (!sourceMap || typeof source !== "string") return;
|
|
const context = compilation.options.context;
|
|
const root = compilation.compiler.root;
|
|
const cachedAbsolutify = makePathsAbsolute.bindContextCache(context, root);
|
|
const modules = sourceMap.sources.map(source => {
|
|
if (!source.startsWith("webpack://")) return source;
|
|
source = cachedAbsolutify(source.slice(10));
|
|
const module = compilation.findModule(source);
|
|
return module || source;
|
|
});
|
|
|
|
return {
|
|
file,
|
|
asset,
|
|
source,
|
|
assetInfo,
|
|
sourceMap,
|
|
modules,
|
|
cacheItem
|
|
};
|
|
};
|
|
|
|
class SourceMapDevToolPlugin {
|
|
/**
|
|
* @param {SourceMapDevToolPluginOptions} [options] options object
|
|
* @throws {Error} throws error, if got more than 1 arguments
|
|
*/
|
|
constructor(options = {}) {
|
|
validate(options);
|
|
|
|
/** @type {string | false} */
|
|
this.sourceMapFilename = options.filename;
|
|
/** @type {string | false | (function(PathData, AssetInfo=): string)}} */
|
|
this.sourceMappingURLComment =
|
|
options.append === false
|
|
? false
|
|
: options.append || "\n//# source" + "MappingURL=[url]";
|
|
/** @type {string | Function} */
|
|
this.moduleFilenameTemplate =
|
|
options.moduleFilenameTemplate || "webpack://[namespace]/[resourcePath]";
|
|
/** @type {string | Function} */
|
|
this.fallbackModuleFilenameTemplate =
|
|
options.fallbackModuleFilenameTemplate ||
|
|
"webpack://[namespace]/[resourcePath]?[hash]";
|
|
/** @type {string} */
|
|
this.namespace = options.namespace || "";
|
|
/** @type {SourceMapDevToolPluginOptions} */
|
|
this.options = options;
|
|
}
|
|
|
|
/**
|
|
* Apply the plugin
|
|
* @param {Compiler} compiler compiler instance
|
|
* @returns {void}
|
|
*/
|
|
apply(compiler) {
|
|
const outputFs = compiler.outputFileSystem;
|
|
const sourceMapFilename = this.sourceMapFilename;
|
|
const sourceMappingURLComment = this.sourceMappingURLComment;
|
|
const moduleFilenameTemplate = this.moduleFilenameTemplate;
|
|
const namespace = this.namespace;
|
|
const fallbackModuleFilenameTemplate = this.fallbackModuleFilenameTemplate;
|
|
const requestShortener = compiler.requestShortener;
|
|
const options = this.options;
|
|
options.test = options.test || CSS_AND_JS_MODULE_EXTENSIONS_REGEXP;
|
|
|
|
const matchObject = ModuleFilenameHelpers.matchObject.bind(
|
|
undefined,
|
|
options
|
|
);
|
|
|
|
compiler.hooks.compilation.tap("SourceMapDevToolPlugin", compilation => {
|
|
new SourceMapDevToolModuleOptionsPlugin(options).apply(compilation);
|
|
|
|
compilation.hooks.processAssets.tapAsync(
|
|
{
|
|
name: "SourceMapDevToolPlugin",
|
|
stage: Compilation.PROCESS_ASSETS_STAGE_DEV_TOOLING,
|
|
additionalAssets: true
|
|
},
|
|
(assets, callback) => {
|
|
const chunkGraph = compilation.chunkGraph;
|
|
const cache = compilation.getCache("SourceMapDevToolPlugin");
|
|
/** @type {Map<string | Module, string>} */
|
|
const moduleToSourceNameMapping = new Map();
|
|
/**
|
|
* @type {Function}
|
|
* @returns {void}
|
|
*/
|
|
const reportProgress =
|
|
ProgressPlugin.getReporter(compilation.compiler) || (() => {});
|
|
|
|
/** @type {Map<string, Chunk>} */
|
|
const fileToChunk = new Map();
|
|
for (const chunk of compilation.chunks) {
|
|
for (const file of chunk.files) {
|
|
fileToChunk.set(file, chunk);
|
|
}
|
|
for (const file of chunk.auxiliaryFiles) {
|
|
fileToChunk.set(file, chunk);
|
|
}
|
|
}
|
|
|
|
/** @type {string[]} */
|
|
const files = [];
|
|
for (const file of Object.keys(assets)) {
|
|
if (matchObject(file)) {
|
|
files.push(file);
|
|
}
|
|
}
|
|
|
|
reportProgress(0.0);
|
|
/** @type {SourceMapTask[]} */
|
|
const tasks = [];
|
|
let fileIndex = 0;
|
|
|
|
asyncLib.each(
|
|
files,
|
|
(file, callback) => {
|
|
const asset =
|
|
/** @type {Readonly<Asset>} */
|
|
(compilation.getAsset(file));
|
|
if (asset.info.related && asset.info.related.sourceMap) {
|
|
fileIndex++;
|
|
return callback();
|
|
}
|
|
const cacheItem = cache.getItemCache(
|
|
file,
|
|
cache.mergeEtags(
|
|
cache.getLazyHashedEtag(asset.source),
|
|
namespace
|
|
)
|
|
);
|
|
|
|
cacheItem.get((err, cacheEntry) => {
|
|
if (err) {
|
|
return callback(err);
|
|
}
|
|
/**
|
|
* If presented in cache, reassigns assets. Cache assets already have source maps.
|
|
*/
|
|
if (cacheEntry) {
|
|
const { assets, assetsInfo } = cacheEntry;
|
|
for (const cachedFile of Object.keys(assets)) {
|
|
if (cachedFile === file) {
|
|
compilation.updateAsset(
|
|
cachedFile,
|
|
assets[cachedFile],
|
|
assetsInfo[cachedFile]
|
|
);
|
|
} else {
|
|
compilation.emitAsset(
|
|
cachedFile,
|
|
assets[cachedFile],
|
|
assetsInfo[cachedFile]
|
|
);
|
|
}
|
|
/**
|
|
* Add file to chunk, if not presented there
|
|
*/
|
|
if (cachedFile !== file) {
|
|
const chunk = fileToChunk.get(file);
|
|
if (chunk !== undefined)
|
|
chunk.auxiliaryFiles.add(cachedFile);
|
|
}
|
|
}
|
|
|
|
reportProgress(
|
|
(0.5 * ++fileIndex) / files.length,
|
|
file,
|
|
"restored cached SourceMap"
|
|
);
|
|
|
|
return callback();
|
|
}
|
|
|
|
reportProgress(
|
|
(0.5 * fileIndex) / files.length,
|
|
file,
|
|
"generate SourceMap"
|
|
);
|
|
|
|
/** @type {SourceMapTask | undefined} */
|
|
const task = getTaskForFile(
|
|
file,
|
|
asset.source,
|
|
asset.info,
|
|
{
|
|
module: options.module,
|
|
columns: options.columns
|
|
},
|
|
compilation,
|
|
cacheItem
|
|
);
|
|
|
|
if (task) {
|
|
const modules = task.modules;
|
|
|
|
for (let idx = 0; idx < modules.length; idx++) {
|
|
const module = modules[idx];
|
|
if (!moduleToSourceNameMapping.get(module)) {
|
|
moduleToSourceNameMapping.set(
|
|
module,
|
|
ModuleFilenameHelpers.createFilename(
|
|
module,
|
|
{
|
|
moduleFilenameTemplate: moduleFilenameTemplate,
|
|
namespace: namespace
|
|
},
|
|
{
|
|
requestShortener,
|
|
chunkGraph,
|
|
hashFunction: compilation.outputOptions.hashFunction
|
|
}
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
tasks.push(task);
|
|
}
|
|
|
|
reportProgress(
|
|
(0.5 * ++fileIndex) / files.length,
|
|
file,
|
|
"generated SourceMap"
|
|
);
|
|
|
|
callback();
|
|
});
|
|
},
|
|
err => {
|
|
if (err) {
|
|
return callback(err);
|
|
}
|
|
|
|
reportProgress(0.5, "resolve sources");
|
|
/** @type {Set<string>} */
|
|
const usedNamesSet = new Set(moduleToSourceNameMapping.values());
|
|
/** @type {Set<string>} */
|
|
const conflictDetectionSet = new Set();
|
|
|
|
/**
|
|
* all modules in defined order (longest identifier first)
|
|
* @type {Array<string | Module>}
|
|
*/
|
|
const allModules = Array.from(
|
|
moduleToSourceNameMapping.keys()
|
|
).sort((a, b) => {
|
|
const ai = typeof a === "string" ? a : a.identifier();
|
|
const bi = typeof b === "string" ? b : b.identifier();
|
|
return ai.length - bi.length;
|
|
});
|
|
|
|
// find modules with conflicting source names
|
|
for (let idx = 0; idx < allModules.length; idx++) {
|
|
const module = allModules[idx];
|
|
let sourceName =
|
|
/** @type {string} */
|
|
(moduleToSourceNameMapping.get(module));
|
|
let hasName = conflictDetectionSet.has(sourceName);
|
|
if (!hasName) {
|
|
conflictDetectionSet.add(sourceName);
|
|
continue;
|
|
}
|
|
|
|
// try the fallback name first
|
|
sourceName = ModuleFilenameHelpers.createFilename(
|
|
module,
|
|
{
|
|
moduleFilenameTemplate: fallbackModuleFilenameTemplate,
|
|
namespace: namespace
|
|
},
|
|
{
|
|
requestShortener,
|
|
chunkGraph,
|
|
hashFunction: compilation.outputOptions.hashFunction
|
|
}
|
|
);
|
|
hasName = usedNamesSet.has(sourceName);
|
|
if (!hasName) {
|
|
moduleToSourceNameMapping.set(module, sourceName);
|
|
usedNamesSet.add(sourceName);
|
|
continue;
|
|
}
|
|
|
|
// otherwise just append stars until we have a valid name
|
|
while (hasName) {
|
|
sourceName += "*";
|
|
hasName = usedNamesSet.has(sourceName);
|
|
}
|
|
moduleToSourceNameMapping.set(module, sourceName);
|
|
usedNamesSet.add(sourceName);
|
|
}
|
|
|
|
let taskIndex = 0;
|
|
|
|
asyncLib.each(
|
|
tasks,
|
|
(task, callback) => {
|
|
const assets = Object.create(null);
|
|
const assetsInfo = Object.create(null);
|
|
const file = task.file;
|
|
const chunk = fileToChunk.get(file);
|
|
const sourceMap = task.sourceMap;
|
|
const source = task.source;
|
|
const modules = task.modules;
|
|
|
|
reportProgress(
|
|
0.5 + (0.5 * taskIndex) / tasks.length,
|
|
file,
|
|
"attach SourceMap"
|
|
);
|
|
|
|
const moduleFilenames = modules.map(m =>
|
|
moduleToSourceNameMapping.get(m)
|
|
);
|
|
sourceMap.sources = moduleFilenames;
|
|
if (options.noSources) {
|
|
sourceMap.sourcesContent = undefined;
|
|
}
|
|
sourceMap.sourceRoot = options.sourceRoot || "";
|
|
sourceMap.file = file;
|
|
const usesContentHash =
|
|
sourceMapFilename &&
|
|
CONTENT_HASH_DETECT_REGEXP.test(sourceMapFilename);
|
|
|
|
resetRegexpState(CONTENT_HASH_DETECT_REGEXP);
|
|
|
|
// If SourceMap and asset uses contenthash, avoid a circular dependency by hiding hash in `file`
|
|
if (usesContentHash && task.assetInfo.contenthash) {
|
|
const contenthash = task.assetInfo.contenthash;
|
|
let pattern;
|
|
if (Array.isArray(contenthash)) {
|
|
pattern = contenthash.map(quoteMeta).join("|");
|
|
} else {
|
|
pattern = quoteMeta(contenthash);
|
|
}
|
|
sourceMap.file = sourceMap.file.replace(
|
|
new RegExp(pattern, "g"),
|
|
m => "x".repeat(m.length)
|
|
);
|
|
}
|
|
|
|
/** @type {string | false | (function(PathData, AssetInfo=): string)} */
|
|
let currentSourceMappingURLComment = sourceMappingURLComment;
|
|
let cssExtensionDetected =
|
|
CSS_EXTENSION_DETECT_REGEXP.test(file);
|
|
resetRegexpState(CSS_EXTENSION_DETECT_REGEXP);
|
|
if (
|
|
currentSourceMappingURLComment !== false &&
|
|
typeof currentSourceMappingURLComment !== "function" &&
|
|
cssExtensionDetected
|
|
) {
|
|
currentSourceMappingURLComment =
|
|
currentSourceMappingURLComment.replace(
|
|
URL_FORMATTING_REGEXP,
|
|
"\n/*$1*/"
|
|
);
|
|
}
|
|
const sourceMapString = JSON.stringify(sourceMap);
|
|
if (sourceMapFilename) {
|
|
let filename = file;
|
|
const sourceMapContentHash =
|
|
usesContentHash &&
|
|
/** @type {string} */ (
|
|
createHash(compilation.outputOptions.hashFunction)
|
|
.update(sourceMapString)
|
|
.digest("hex")
|
|
);
|
|
const pathParams = {
|
|
chunk,
|
|
filename: options.fileContext
|
|
? relative(
|
|
outputFs,
|
|
`/${options.fileContext}`,
|
|
`/${filename}`
|
|
)
|
|
: filename,
|
|
contentHash: sourceMapContentHash
|
|
};
|
|
const { path: sourceMapFile, info: sourceMapInfo } =
|
|
compilation.getPathWithInfo(
|
|
sourceMapFilename,
|
|
pathParams
|
|
);
|
|
const sourceMapUrl = options.publicPath
|
|
? options.publicPath + sourceMapFile
|
|
: relative(
|
|
outputFs,
|
|
dirname(outputFs, `/${file}`),
|
|
`/${sourceMapFile}`
|
|
);
|
|
/** @type {Source} */
|
|
let asset = new RawSource(source);
|
|
if (currentSourceMappingURLComment !== false) {
|
|
// Add source map url to compilation asset, if currentSourceMappingURLComment is set
|
|
asset = new ConcatSource(
|
|
asset,
|
|
compilation.getPath(
|
|
currentSourceMappingURLComment,
|
|
Object.assign({ url: sourceMapUrl }, pathParams)
|
|
)
|
|
);
|
|
}
|
|
const assetInfo = {
|
|
related: { sourceMap: sourceMapFile }
|
|
};
|
|
assets[file] = asset;
|
|
assetsInfo[file] = assetInfo;
|
|
compilation.updateAsset(file, asset, assetInfo);
|
|
// Add source map file to compilation assets and chunk files
|
|
const sourceMapAsset = new RawSource(sourceMapString);
|
|
const sourceMapAssetInfo = {
|
|
...sourceMapInfo,
|
|
development: true
|
|
};
|
|
assets[sourceMapFile] = sourceMapAsset;
|
|
assetsInfo[sourceMapFile] = sourceMapAssetInfo;
|
|
compilation.emitAsset(
|
|
sourceMapFile,
|
|
sourceMapAsset,
|
|
sourceMapAssetInfo
|
|
);
|
|
if (chunk !== undefined)
|
|
chunk.auxiliaryFiles.add(sourceMapFile);
|
|
} else {
|
|
if (currentSourceMappingURLComment === false) {
|
|
throw new Error(
|
|
"SourceMapDevToolPlugin: append can't be false when no filename is provided"
|
|
);
|
|
}
|
|
if (typeof currentSourceMappingURLComment === "function") {
|
|
throw new Error(
|
|
"SourceMapDevToolPlugin: append can't be a function when no filename is provided"
|
|
);
|
|
}
|
|
/**
|
|
* Add source map as data url to asset
|
|
*/
|
|
const asset = new ConcatSource(
|
|
new RawSource(source),
|
|
currentSourceMappingURLComment
|
|
.replace(MAP_URL_COMMENT_REGEXP, () => sourceMapString)
|
|
.replace(
|
|
URL_COMMENT_REGEXP,
|
|
() =>
|
|
`data:application/json;charset=utf-8;base64,${Buffer.from(
|
|
sourceMapString,
|
|
"utf-8"
|
|
).toString("base64")}`
|
|
)
|
|
);
|
|
assets[file] = asset;
|
|
assetsInfo[file] = undefined;
|
|
compilation.updateAsset(file, asset);
|
|
}
|
|
|
|
task.cacheItem.store({ assets, assetsInfo }, err => {
|
|
reportProgress(
|
|
0.5 + (0.5 * ++taskIndex) / tasks.length,
|
|
task.file,
|
|
"attached SourceMap"
|
|
);
|
|
|
|
if (err) {
|
|
return callback(err);
|
|
}
|
|
callback();
|
|
});
|
|
},
|
|
err => {
|
|
reportProgress(1.0);
|
|
callback(err);
|
|
}
|
|
);
|
|
}
|
|
);
|
|
}
|
|
);
|
|
});
|
|
}
|
|
}
|
|
|
|
module.exports = SourceMapDevToolPlugin;
|