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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const ModuleFilenameHelpers = exports;
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]";
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;
function getAfter(str, token) {
const idx = str.indexOf(token);
return idx < 0 ? "" : str.substr(idx);
}
function getBefore(str, token) {
const idx = str.lastIndexOf(token);
return idx < 0 ? "" : str.substr(0, idx);
}
function getHash(str) {
const hash = require("crypto").createHash("md5");
hash.update(str);
return hash.digest("hex").substr(0, 4);
}
function asRegExp(test) {
if(typeof test === "string") test = new RegExp("^" + test.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"));
return test;
}
ModuleFilenameHelpers.createFilename = function createFilename(module, moduleFilenameTemplate, requestShortener) {
let absoluteResourcePath;
let hash;
let identifier;
let moduleId;
let shortIdentifier;
if(module === undefined) module = "";
if(typeof module === "string") {
shortIdentifier = requestShortener.shorten(module);
identifier = shortIdentifier;
moduleId = "";
absoluteResourcePath = module.split("!").pop();
hash = getHash(identifier);
} else {
shortIdentifier = module.readableIdentifier(requestShortener);
identifier = requestShortener.shorten(module.identifier());
moduleId = module.id;
absoluteResourcePath = module.identifier().split("!").pop();
hash = getHash(identifier);
}
const resource = shortIdentifier.split("!").pop();
const loaders = getBefore(shortIdentifier, "!");
const allLoaders = getBefore(identifier, "!");
const query = getAfter(resource, "?");
const resourcePath = resource.substr(0, resource.length - query.length);
if(typeof moduleFilenameTemplate === "function") {
return moduleFilenameTemplate({
identifier: identifier,
shortIdentifier: shortIdentifier,
resource: resource,
resourcePath: resourcePath,
absoluteResourcePath: absoluteResourcePath,
allLoaders: allLoaders,
query: query,
moduleId: moduleId,
hash: hash
});
}
return moduleFilenameTemplate
.replace(ModuleFilenameHelpers.REGEXP_ALL_LOADERS_RESOURCE, identifier)
.replace(ModuleFilenameHelpers.REGEXP_LOADERS_RESOURCE, shortIdentifier)
.replace(ModuleFilenameHelpers.REGEXP_RESOURCE, resource)
.replace(ModuleFilenameHelpers.REGEXP_RESOURCE_PATH, resourcePath)
.replace(ModuleFilenameHelpers.REGEXP_ABSOLUTE_RESOURCE_PATH, absoluteResourcePath)
.replace(ModuleFilenameHelpers.REGEXP_ALL_LOADERS, allLoaders)
.replace(ModuleFilenameHelpers.REGEXP_LOADERS, loaders)
.replace(ModuleFilenameHelpers.REGEXP_QUERY, query)
.replace(ModuleFilenameHelpers.REGEXP_ID, moduleId)
.replace(ModuleFilenameHelpers.REGEXP_HASH, hash);
};
ModuleFilenameHelpers.createFooter = function createFooter(module, requestShortener) {
if(!module) module = "";
if(typeof module === "string") {
return [
"// WEBPACK FOOTER //",
`// ${requestShortener.shorten(module)}`
].join("\n");
} else {
return [
"//////////////////",
"// WEBPACK FOOTER",
`// ${module.readableIdentifier(requestShortener)}`,
`// module id = ${module.id}`,
`// module chunks = ${module.chunks.map(c => c.id).join(" ")}`
].join("\n");
}
};
ModuleFilenameHelpers.replaceDuplicates = function 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 = function matchPart(str, test) {
if(!test) return true;
test = asRegExp(test);
if(Array.isArray(test)) {
return test.map(asRegExp).filter(function(regExp) {
return regExp.test(str);
}).length > 0;
} else {
return test.test(str);
}
};
ModuleFilenameHelpers.matchObject = function 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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