134 lines
4.0 KiB
JavaScript
134 lines
4.0 KiB
JavaScript
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
"use strict";
|
|
|
|
const path = require("path");
|
|
const ContextElementDependency = require("./dependencies/ContextElementDependency");
|
|
|
|
class ContextReplacementPlugin {
|
|
constructor(
|
|
resourceRegExp,
|
|
newContentResource,
|
|
newContentRecursive,
|
|
newContentRegExp
|
|
) {
|
|
this.resourceRegExp = resourceRegExp;
|
|
|
|
if (typeof newContentResource === "function") {
|
|
this.newContentCallback = newContentResource;
|
|
} else if (
|
|
typeof newContentResource === "string" &&
|
|
typeof newContentRecursive === "object"
|
|
) {
|
|
this.newContentResource = newContentResource;
|
|
this.newContentCreateContextMap = (fs, callback) => {
|
|
callback(null, newContentRecursive);
|
|
};
|
|
} else if (
|
|
typeof newContentResource === "string" &&
|
|
typeof newContentRecursive === "function"
|
|
) {
|
|
this.newContentResource = newContentResource;
|
|
this.newContentCreateContextMap = newContentRecursive;
|
|
} else {
|
|
if (typeof newContentResource !== "string") {
|
|
newContentRegExp = newContentRecursive;
|
|
newContentRecursive = newContentResource;
|
|
newContentResource = undefined;
|
|
}
|
|
if (typeof newContentRecursive !== "boolean") {
|
|
newContentRegExp = newContentRecursive;
|
|
newContentRecursive = undefined;
|
|
}
|
|
this.newContentResource = newContentResource;
|
|
this.newContentRecursive = newContentRecursive;
|
|
this.newContentRegExp = newContentRegExp;
|
|
}
|
|
}
|
|
|
|
apply(compiler) {
|
|
const resourceRegExp = this.resourceRegExp;
|
|
const newContentCallback = this.newContentCallback;
|
|
const newContentResource = this.newContentResource;
|
|
const newContentRecursive = this.newContentRecursive;
|
|
const newContentRegExp = this.newContentRegExp;
|
|
const newContentCreateContextMap = this.newContentCreateContextMap;
|
|
|
|
compiler.hooks.contextModuleFactory.tap("ContextReplacementPlugin", cmf => {
|
|
cmf.hooks.beforeResolve.tap("ContextReplacementPlugin", result => {
|
|
if (!result) return;
|
|
if (resourceRegExp.test(result.request)) {
|
|
if (newContentResource !== undefined) {
|
|
result.request = newContentResource;
|
|
}
|
|
if (newContentRecursive !== undefined) {
|
|
result.recursive = newContentRecursive;
|
|
}
|
|
if (newContentRegExp !== undefined) {
|
|
result.regExp = newContentRegExp;
|
|
}
|
|
if (typeof newContentCallback === "function") {
|
|
newContentCallback(result);
|
|
} else {
|
|
for (const d of result.dependencies) {
|
|
if (d.critical) d.critical = false;
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
});
|
|
cmf.hooks.afterResolve.tap("ContextReplacementPlugin", result => {
|
|
if (!result) return;
|
|
if (resourceRegExp.test(result.resource)) {
|
|
if (newContentResource !== undefined) {
|
|
result.resource = path.resolve(result.resource, newContentResource);
|
|
}
|
|
if (newContentRecursive !== undefined) {
|
|
result.recursive = newContentRecursive;
|
|
}
|
|
if (newContentRegExp !== undefined) {
|
|
result.regExp = newContentRegExp;
|
|
}
|
|
if (typeof newContentCreateContextMap === "function") {
|
|
result.resolveDependencies = createResolveDependenciesFromContextMap(
|
|
newContentCreateContextMap
|
|
);
|
|
}
|
|
if (typeof newContentCallback === "function") {
|
|
const origResource = result.resource;
|
|
newContentCallback(result);
|
|
if (result.resource !== origResource) {
|
|
result.resource = path.resolve(origResource, result.resource);
|
|
}
|
|
} else {
|
|
for (const d of result.dependencies) {
|
|
if (d.critical) d.critical = false;
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
});
|
|
});
|
|
}
|
|
}
|
|
|
|
const createResolveDependenciesFromContextMap = createContextMap => {
|
|
const resolveDependenciesFromContextMap = (fs, options, callback) => {
|
|
createContextMap(fs, (err, map) => {
|
|
if (err) return callback(err);
|
|
const dependencies = Object.keys(map).map(key => {
|
|
return new ContextElementDependency(
|
|
map[key] + options.resourceQuery,
|
|
key
|
|
);
|
|
});
|
|
callback(null, dependencies);
|
|
});
|
|
};
|
|
return resolveDependenciesFromContextMap;
|
|
};
|
|
|
|
module.exports = ContextReplacementPlugin;
|