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/*
*/
"use strict";
const memoize = require("./memoize");
const getCompilation = memoize(() => require("../Compilation"));
/**
* @template T
* @param {() => T} createHooks factory that returns a fresh hooks object
* @returns {(compilation: import("../Compilation")) => T} getter that returns (or creates) hooks for the compilation
*/
const createHooksRegistry = (createHooks) => {
/** @type {WeakMap<import("../Compilation"), T>} */
const map = new WeakMap();
return (compilation) => {
if (!(compilation instanceof getCompilation())) {
// a compilation from another webpack copy fails instanceof — match the class name
const candidate =
/** @type {{ constructor?: { name: string } } | null} */ (compilation);
if (
!candidate ||
!candidate.constructor ||
candidate.constructor.name !== "Compilation"
) {
throw new TypeError(
"The 'compilation' argument must be an instance of Compilation"
);
}
}
let hooks = map.get(compilation);
if (hooks === undefined) {
hooks = createHooks();
map.set(compilation, hooks);
}
return hooks;
};
};
module.exports = createHooksRegistry;