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rOACCT/node_modules/webpack/lib/ModuleFilenameHelpers.js
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ModuleFilenameHelpers.js
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const createHash = require("./util/createHash");
const memorize = require("./util/memorize");
const ModuleFilenameHelpers = exports;
// TODO webpack 6: consider removing these
ModuleFilenameHelpers.ALL_LOADERS_RESOURCE = "[all-loaders][resource]";
ModuleFilenameHelpers.REGEXP_ALL_LOADERS_RESOURCE = /\[all-?loaders\]\[resource\]/gi;
ModuleFilenameHelpers.LOADERS_RESOURCE = "[loaders][resource]";
ModuleFilenameHelpers.REGEXP_LOADERS_RESOURCE = /\[loaders\]\[resource\]/gi;
ModuleFilenameHelpers.RESOURCE = "[resource]";
ModuleFilenameHelpers.REGEXP_RESOURCE = /\[resource\]/gi;
ModuleFilenameHelpers.ABSOLUTE_RESOURCE_PATH = "[absolute-resource-path]";
// cSpell:words olute
ModuleFilenameHelpers.REGEXP_ABSOLUTE_RESOURCE_PATH = /\[abs(olute)?-?resource-?path\]/gi;
ModuleFilenameHelpers.RESOURCE_PATH = "[resource-path]";
ModuleFilenameHelpers.REGEXP_RESOURCE_PATH = /\[resource-?path\]/gi;
ModuleFilenameHelpers.ALL_LOADERS = "[all-loaders]";
ModuleFilenameHelpers.REGEXP_ALL_LOADERS = /\[all-?loaders\]/gi;
ModuleFilenameHelpers.LOADERS = "[loaders]";
ModuleFilenameHelpers.REGEXP_LOADERS = /\[loaders\]/gi;
ModuleFilenameHelpers.QUERY = "[query]";
ModuleFilenameHelpers.REGEXP_QUERY = /\[query\]/gi;
ModuleFilenameHelpers.ID = "[id]";
ModuleFilenameHelpers.REGEXP_ID = /\[id\]/gi;
ModuleFilenameHelpers.HASH = "[hash]";
ModuleFilenameHelpers.REGEXP_HASH = /\[hash\]/gi;
ModuleFilenameHelpers.NAMESPACE = "[namespace]";
ModuleFilenameHelpers.REGEXP_NAMESPACE = /\[namespace\]/gi;
const getAfter = (strFn, token) => {
return () => {
const str = strFn();
const idx = str.indexOf(token);
return idx < 0 ? "" : str.substr(idx);
};
};
const getBefore = (strFn, token) => {
return () => {
const str = strFn();
const idx = str.lastIndexOf(token);
return idx < 0 ? "" : str.substr(0, idx);
};
};
const getHash = strFn => {
return () => {
const hash = createHash("md4");
hash.update(strFn());
const digest = /** @type {string} */ (hash.digest("hex"));
return digest.substr(0, 4);
};
};
const asRegExp = test => {
if (typeof test === "string") {
test = new RegExp("^" + test.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"));
}
return test;
};
const lazyObject = obj => {
const newObj = {};
for (const key of Object.keys(obj)) {
const fn = obj[key];
Object.defineProperty(newObj, key, {
get: () => fn(),
set: v => {
Object.defineProperty(newObj, key, {
value: v,
enumerable: true,
writable: true
});
},
enumerable: true,
configurable: true
});
}
return newObj;
};
const REGEXP = /\[\\*([\w-]+)\\*\]/gi;
ModuleFilenameHelpers.createFilename = (
module,
options,
{ requestShortener, chunkGraph }
) => {
const opts = {
namespace: "",
moduleFilenameTemplate: "",
...(typeof options === "object"
? options
: {
moduleFilenameTemplate: options
})
};
let absoluteResourcePath;
let hash;
let identifier;
let moduleId;
let shortIdentifier;
if (module === undefined) module = "";
if (typeof module === "string") {
shortIdentifier = memorize(() => requestShortener.shorten(module));
identifier = shortIdentifier;
moduleId = () => "";
absoluteResourcePath = () => module.split("!").pop();
hash = getHash(identifier);
} else {
shortIdentifier = memorize(() =>
module.readableIdentifier(requestShortener)
);
identifier = memorize(() => requestShortener.shorten(module.identifier()));
moduleId = () => chunkGraph.getModuleId(module);
absoluteResourcePath = () => module.identifier().split("!").pop();
hash = getHash(identifier);
}
const resource = memorize(() => shortIdentifier().split("!").pop());
const loaders = getBefore(shortIdentifier, "!");
const allLoaders = getBefore(identifier, "!");
const query = getAfter(resource, "?");
const resourcePath = () => {
const q = query().length;
return q === 0 ? resource() : resource().slice(0, -q);
};
if (typeof opts.moduleFilenameTemplate === "function") {
return opts.moduleFilenameTemplate(
lazyObject({
identifier: identifier,
shortIdentifier: shortIdentifier,
resource: resource,
resourcePath: memorize(resourcePath),
absoluteResourcePath: memorize(absoluteResourcePath),
allLoaders: memorize(allLoaders),
query: memorize(query),
moduleId: memorize(moduleId),
hash: memorize(hash),
namespace: () => opts.namespace
})
);
}
// TODO webpack 6: consider removing alternatives without dashes
/** @type {Map<string, function(): string>} */
const replacements = new Map([
["identifier", identifier],
["short-identifier", shortIdentifier],
["resource", resource],
["resource-path", resourcePath],
// cSpell:words resourcepath
["resourcepath", resourcePath],
["absolute-resource-path", absoluteResourcePath],
["abs-resource-path", absoluteResourcePath],
// cSpell:words absoluteresource
["absoluteresource-path", absoluteResourcePath],
// cSpell:words absresource
["absresource-path", absoluteResourcePath],
// cSpell:words resourcepath
["absolute-resourcepath", absoluteResourcePath],
// cSpell:words resourcepath
["abs-resourcepath", absoluteResourcePath],
// cSpell:words absoluteresourcepath
["absoluteresourcepath", absoluteResourcePath],
// cSpell:words absresourcepath
["absresourcepath", absoluteResourcePath],
["all-loaders", allLoaders],
// cSpell:words allloaders
["allloaders", allLoaders],
["loaders", loaders],
["query", query],
["id", moduleId],
["hash", hash],
["namespace", () => opts.namespace]
]);
// TODO webpack 6: consider removing weird double placeholders
return opts.moduleFilenameTemplate
.replace(ModuleFilenameHelpers.REGEXP_ALL_LOADERS_RESOURCE, "[identifier]")
.replace(
ModuleFilenameHelpers.REGEXP_LOADERS_RESOURCE,
"[short-identifier]"
)
.replace(REGEXP, (match, content) => {
if (content.length + 2 === match.length) {
const replacement = replacements.get(content.toLowerCase());
if (replacement !== undefined) {
return replacement();
}
} else if (match.startsWith("[\\") && match.endsWith("\\]")) {
return `[${match.slice(2, -2)}]`;
}
return match;
});
};
ModuleFilenameHelpers.replaceDuplicates = (array, fn, comparator) => {
const countMap = Object.create(null);
const posMap = Object.create(null);
array.forEach((item, idx) => {
countMap[item] = countMap[item] || [];
countMap[item].push(idx);
posMap[item] = 0;
});
if (comparator) {
Object.keys(countMap).forEach(item => {
countMap[item].sort(comparator);
});
}
return array.map((item, i) => {
if (countMap[item].length > 1) {
if (comparator && countMap[item][0] === i) return item;
return fn(item, i, posMap[item]++);
} else {
return item;
}
});
};
ModuleFilenameHelpers.matchPart = (str, test) => {
if (!test) return true;
test = asRegExp(test);
if (Array.isArray(test)) {
return test.map(asRegExp).some(regExp => regExp.test(str));
} else {
return test.test(str);
}
};
ModuleFilenameHelpers.matchObject = (obj, str) => {
if (obj.test) {
if (!ModuleFilenameHelpers.matchPart(str, obj.test)) {
return false;
}
}
if (obj.include) {
if (!ModuleFilenameHelpers.matchPart(str, obj.include)) {
return false;
}
}
if (obj.exclude) {
if (ModuleFilenameHelpers.matchPart(str, obj.exclude)) {
return false;
}
}
return true;
};
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