node fixes, updates

1 files changed, 678 insertions, 0 deletions

diff --git a/node_modules/webpack/lib/util/runtime.js b/node_modules/webpack/lib/util/runtime.js
new file mode 100644
index 00000000..2b5dc4e3
--- /dev/null
+++ b/node_modules/webpack/lib/util/runtime.js
@@ -0,0 +1,678 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const SortableSet = require("./SortableSet");
+
+/** @typedef {import("../Compilation")} Compilation */
+/** @typedef {import("../Entrypoint").EntryOptions} EntryOptions */
+
+/** @typedef {string | SortableSet<string> | undefined} RuntimeSpec */
+/** @typedef {RuntimeSpec | boolean} RuntimeCondition */
+
+/**
+ * @param {Compilation} compilation the compilation
+ * @param {string} name name of the entry
+ * @param {EntryOptions=} options optionally already received entry options
+ * @returns {RuntimeSpec} runtime
+ */
+module.exports.getEntryRuntime = (compilation, name, options) => {
+	let dependOn;
+	let runtime;
+	if (options) {
+		({ dependOn, runtime } = options);
+	} else {
+		const entry = compilation.entries.get(name);
+		if (!entry) return name;
+		({ dependOn, runtime } = entry.options);
+	}
+	if (dependOn) {
+		/** @type {RuntimeSpec} */
+		let result;
+		const queue = new Set(dependOn);
+		for (const name of queue) {
+			const dep = compilation.entries.get(name);
+			if (!dep) continue;
+			const { dependOn, runtime } = dep.options;
+			if (dependOn) {
+				for (const name of dependOn) {
+					queue.add(name);
+				}
+			} else {
+				result = mergeRuntimeOwned(result, runtime || name);
+			}
+		}
+		return result || name;
+	}
+	return runtime || name;
+};
+
+/**
+ * @param {RuntimeSpec} runtime runtime
+ * @param {function(string | undefined): void} fn functor
+ * @param {boolean} deterministicOrder enforce a deterministic order
+ * @returns {void}
+ */
+const forEachRuntime = (runtime, fn, deterministicOrder = false) => {
+	if (runtime === undefined) {
+		fn(undefined);
+	} else if (typeof runtime === "string") {
+		fn(runtime);
+	} else {
+		if (deterministicOrder) runtime.sort();
+		for (const r of runtime) {
+			fn(r);
+		}
+	}
+};
+module.exports.forEachRuntime = forEachRuntime;
+
+/**
+ * @template T
+ * @param {SortableSet<T>} set set
+ * @returns {string} runtime key
+ */
+const getRuntimesKey = set => {
+	set.sort();
+	return Array.from(set).join("\n");
+};
+
+/**
+ * @param {RuntimeSpec} runtime runtime(s)
+ * @returns {string} key of runtimes
+ */
+const getRuntimeKey = runtime => {
+	if (runtime === undefined) return "*";
+	if (typeof runtime === "string") return runtime;
+	return runtime.getFromUnorderedCache(getRuntimesKey);
+};
+module.exports.getRuntimeKey = getRuntimeKey;
+
+/**
+ * @param {string} key key of runtimes
+ * @returns {RuntimeSpec} runtime(s)
+ */
+const keyToRuntime = key => {
+	if (key === "*") return;
+	const items = key.split("\n");
+	if (items.length === 1) return items[0];
+	return new SortableSet(items);
+};
+module.exports.keyToRuntime = keyToRuntime;
+
+/**
+ * @template T
+ * @param {SortableSet<T>} set set
+ * @returns {string} runtime string
+ */
+const getRuntimesString = set => {
+	set.sort();
+	return Array.from(set).join("+");
+};
+
+/**
+ * @param {RuntimeSpec} runtime runtime(s)
+ * @returns {string} readable version
+ */
+const runtimeToString = runtime => {
+	if (runtime === undefined) return "*";
+	if (typeof runtime === "string") return runtime;
+	return runtime.getFromUnorderedCache(getRuntimesString);
+};
+module.exports.runtimeToString = runtimeToString;
+
+/**
+ * @param {RuntimeCondition} runtimeCondition runtime condition
+ * @returns {string} readable version
+ */
+module.exports.runtimeConditionToString = runtimeCondition => {
+	if (runtimeCondition === true) return "true";
+	if (runtimeCondition === false) return "false";
+	return runtimeToString(runtimeCondition);
+};
+
+/**
+ * @param {RuntimeSpec} a first
+ * @param {RuntimeSpec} b second
+ * @returns {boolean} true, when they are equal
+ */
+const runtimeEqual = (a, b) => {
+	if (a === b) {
+		return true;
+	} else if (
+		a === undefined ||
+		b === undefined ||
+		typeof a === "string" ||
+		typeof b === "string"
+	) {
+		return false;
+	} else if (a.size !== b.size) {
+		return false;
+	}
+	a.sort();
+	b.sort();
+	const aIt = a[Symbol.iterator]();
+	const bIt = b[Symbol.iterator]();
+	for (;;) {
+		const aV = aIt.next();
+		if (aV.done) return true;
+		const bV = bIt.next();
+		if (aV.value !== bV.value) return false;
+	}
+};
+module.exports.runtimeEqual = runtimeEqual;
+
+/**
+ * @param {RuntimeSpec} a first
+ * @param {RuntimeSpec} b second
+ * @returns {-1|0|1} compare
+ */
+module.exports.compareRuntime = (a, b) => {
+	if (a === b) {
+		return 0;
+	} else if (a === undefined) {
+		return -1;
+	} else if (b === undefined) {
+		return 1;
+	}
+	const aKey = getRuntimeKey(a);
+	const bKey = getRuntimeKey(b);
+	if (aKey < bKey) return -1;
+	if (aKey > bKey) return 1;
+	return 0;
+};
+
+/**
+ * @param {RuntimeSpec} a first
+ * @param {RuntimeSpec} b second
+ * @returns {RuntimeSpec} merged
+ */
+const mergeRuntime = (a, b) => {
+	if (a === undefined) {
+		return b;
+	} else if (b === undefined) {
+		return a;
+	} else if (a === b) {
+		return a;
+	} else if (typeof a === "string") {
+		if (typeof b === "string") {
+			const set = new SortableSet();
+			set.add(a);
+			set.add(b);
+			return set;
+		} else if (b.has(a)) {
+			return b;
+		}
+		const set = new SortableSet(b);
+		set.add(a);
+		return set;
+	}
+	if (typeof b === "string") {
+		if (a.has(b)) return a;
+		const set = new SortableSet(a);
+		set.add(b);
+		return set;
+	}
+	const set = new SortableSet(a);
+	for (const item of b) set.add(item);
+	if (set.size === a.size) return a;
+	return set;
+};
+module.exports.mergeRuntime = mergeRuntime;
+
+/**
+ * @param {RuntimeCondition} a first
+ * @param {RuntimeCondition} b second
+ * @param {RuntimeSpec} runtime full runtime
+ * @returns {RuntimeCondition} result
+ */
+module.exports.mergeRuntimeCondition = (a, b, runtime) => {
+	if (a === false) return b;
+	if (b === false) return a;
+	if (a === true || b === true) return true;
+	const merged = mergeRuntime(a, b);
+	if (merged === undefined) return;
+	if (typeof merged === "string") {
+		if (typeof runtime === "string" && merged === runtime) return true;
+		return merged;
+	}
+	if (typeof runtime === "string" || runtime === undefined) return merged;
+	if (merged.size === runtime.size) return true;
+	return merged;
+};
+
+/**
+ * @param {RuntimeSpec | true} a first
+ * @param {RuntimeSpec | true} b second
+ * @param {RuntimeSpec} runtime full runtime
+ * @returns {RuntimeSpec | true} result
+ */
+module.exports.mergeRuntimeConditionNonFalse = (a, b, runtime) => {
+	if (a === true || b === true) return true;
+	const merged = mergeRuntime(a, b);
+	if (merged === undefined) return;
+	if (typeof merged === "string") {
+		if (typeof runtime === "string" && merged === runtime) return true;
+		return merged;
+	}
+	if (typeof runtime === "string" || runtime === undefined) return merged;
+	if (merged.size === runtime.size) return true;
+	return merged;
+};
+
+/**
+ * @param {RuntimeSpec} a first (may be modified)
+ * @param {RuntimeSpec} b second
+ * @returns {RuntimeSpec} merged
+ */
+const mergeRuntimeOwned = (a, b) => {
+	if (b === undefined) {
+		return a;
+	} else if (a === b) {
+		return a;
+	} else if (a === undefined) {
+		if (typeof b === "string") {
+			return b;
+		}
+		return new SortableSet(b);
+	} else if (typeof a === "string") {
+		if (typeof b === "string") {
+			const set = new SortableSet();
+			set.add(a);
+			set.add(b);
+			return set;
+		}
+		const set = new SortableSet(b);
+		set.add(a);
+		return set;
+	}
+	if (typeof b === "string") {
+		a.add(b);
+		return a;
+	}
+	for (const item of b) a.add(item);
+	return a;
+};
+module.exports.mergeRuntimeOwned = mergeRuntimeOwned;
+
+/**
+ * @param {RuntimeSpec} a first
+ * @param {RuntimeSpec} b second
+ * @returns {RuntimeSpec} merged
+ */
+module.exports.intersectRuntime = (a, b) => {
+	if (a === undefined) {
+		return b;
+	} else if (b === undefined) {
+		return a;
+	} else if (a === b) {
+		return a;
+	} else if (typeof a === "string") {
+		if (typeof b === "string") {
+			return;
+		} else if (b.has(a)) {
+			return a;
+		}
+		return;
+	}
+	if (typeof b === "string") {
+		if (a.has(b)) return b;
+		return;
+	}
+	const set = new SortableSet();
+	for (const item of b) {
+		if (a.has(item)) set.add(item);
+	}
+	if (set.size === 0) return;
+	if (set.size === 1) {
+		const [item] = set;
+		return item;
+	}
+	return set;
+};
+
+/**
+ * @param {RuntimeSpec} a first
+ * @param {RuntimeSpec} b second
+ * @returns {RuntimeSpec} result
+ */
+const subtractRuntime = (a, b) => {
+	if (a === undefined) {
+		return;
+	} else if (b === undefined) {
+		return a;
+	} else if (a === b) {
+		return;
+	} else if (typeof a === "string") {
+		if (typeof b === "string") {
+			return a;
+		} else if (b.has(a)) {
+			return;
+		}
+		return a;
+	}
+	if (typeof b === "string") {
+		if (!a.has(b)) return a;
+		if (a.size === 2) {
+			for (const item of a) {
+				if (item !== b) return item;
+			}
+		}
+		const set = new SortableSet(a);
+		set.delete(b);
+		return set;
+	}
+	const set = new SortableSet();
+	for (const item of a) {
+		if (!b.has(item)) set.add(item);
+	}
+	if (set.size === 0) return;
+	if (set.size === 1) {
+		const [item] = set;
+		return item;
+	}
+	return set;
+};
+module.exports.subtractRuntime = subtractRuntime;
+
+/**
+ * @param {RuntimeCondition} a first
+ * @param {RuntimeCondition} b second
+ * @param {RuntimeSpec} runtime runtime
+ * @returns {RuntimeCondition} result
+ */
+module.exports.subtractRuntimeCondition = (a, b, runtime) => {
+	if (b === true) return false;
+	if (b === false) return a;
+	if (a === false) return false;
+	const result = subtractRuntime(a === true ? runtime : a, b);
+	return result === undefined ? false : result;
+};
+
+/**
+ * @param {RuntimeSpec} runtime runtime
+ * @param {function(RuntimeSpec=): boolean} filter filter function
+ * @returns {boolean | RuntimeSpec} true/false if filter is constant for all runtimes, otherwise runtimes that are active
+ */
+module.exports.filterRuntime = (runtime, filter) => {
+	if (runtime === undefined) return filter();
+	if (typeof runtime === "string") return filter(runtime);
+	let some = false;
+	let every = true;
+	let result;
+	for (const r of runtime) {
+		const v = filter(r);
+		if (v) {
+			some = true;
+			result = mergeRuntimeOwned(result, r);
+		} else {
+			every = false;
+		}
+	}
+	if (!some) return false;
+	if (every) return true;
+	return result;
+};
+
+/**
+ * @template T
+ * @typedef {Map<string, T>} RuntimeSpecMapInnerMap
+ */
+
+/**
+ * @template T
+ */
+class RuntimeSpecMap {
+	/**
+	 * @param {RuntimeSpecMap<T>=} clone copy form this
+	 */
+	constructor(clone) {
+		this._mode = clone ? clone._mode : 0; // 0 = empty, 1 = single entry, 2 = map
+		/** @type {RuntimeSpec} */
+		this._singleRuntime = clone ? clone._singleRuntime : undefined;
+		/** @type {T | undefined} */
+		this._singleValue = clone ? clone._singleValue : undefined;
+		/** @type {RuntimeSpecMapInnerMap<T> | undefined} */
+		this._map = clone && clone._map ? new Map(clone._map) : undefined;
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime the runtimes
+	 * @returns {T | undefined} value
+	 */
+	get(runtime) {
+		switch (this._mode) {
+			case 0:
+				return;
+			case 1:
+				return runtimeEqual(this._singleRuntime, runtime)
+					? this._singleValue
+					: undefined;
+			default:
+				return /** @type {RuntimeSpecMapInnerMap<T>} */ (this._map).get(
+					getRuntimeKey(runtime)
+				);
+		}
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime the runtimes
+	 * @returns {boolean} true, when the runtime is stored
+	 */
+	has(runtime) {
+		switch (this._mode) {
+			case 0:
+				return false;
+			case 1:
+				return runtimeEqual(this._singleRuntime, runtime);
+			default:
+				return /** @type {RuntimeSpecMapInnerMap<T>} */ (this._map).has(
+					getRuntimeKey(runtime)
+				);
+		}
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime the runtimes
+	 * @param {T} value the value
+	 */
+	set(runtime, value) {
+		switch (this._mode) {
+			case 0:
+				this._mode = 1;
+				this._singleRuntime = runtime;
+				this._singleValue = value;
+				break;
+			case 1:
+				if (runtimeEqual(this._singleRuntime, runtime)) {
+					this._singleValue = value;
+					break;
+				}
+				this._mode = 2;
+				this._map = new Map();
+				this._map.set(
+					getRuntimeKey(this._singleRuntime),
+					/** @type {T} */ (this._singleValue)
+				);
+				this._singleRuntime = undefined;
+				this._singleValue = undefined;
+			/* falls through */
+			default:
+				/** @type {RuntimeSpecMapInnerMap<T>} */
+				(this._map).set(getRuntimeKey(runtime), value);
+		}
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime the runtimes
+	 * @param {() => TODO} computer function to compute the value
+	 * @returns {TODO} true, when the runtime was deleted
+	 */
+	provide(runtime, computer) {
+		switch (this._mode) {
+			case 0:
+				this._mode = 1;
+				this._singleRuntime = runtime;
+				return (this._singleValue = computer());
+			case 1: {
+				if (runtimeEqual(this._singleRuntime, runtime)) {
+					return /** @type {T} */ (this._singleValue);
+				}
+				this._mode = 2;
+				this._map = new Map();
+				this._map.set(
+					getRuntimeKey(this._singleRuntime),
+					/** @type {T} */ (this._singleValue)
+				);
+				this._singleRuntime = undefined;
+				this._singleValue = undefined;
+				const newValue = computer();
+				this._map.set(getRuntimeKey(runtime), newValue);
+				return newValue;
+			}
+			default: {
+				const key = getRuntimeKey(runtime);
+				const value = /** @type {Map<string, T>} */ (this._map).get(key);
+				if (value !== undefined) return value;
+				const newValue = computer();
+				/** @type {Map<string, T>} */
+				(this._map).set(key, newValue);
+				return newValue;
+			}
+		}
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime the runtimes
+	 */
+	delete(runtime) {
+		switch (this._mode) {
+			case 0:
+				return;
+			case 1:
+				if (runtimeEqual(this._singleRuntime, runtime)) {
+					this._mode = 0;
+					this._singleRuntime = undefined;
+					this._singleValue = undefined;
+				}
+				return;
+			default:
+				/** @type {RuntimeSpecMapInnerMap<T>} */
+				(this._map).delete(getRuntimeKey(runtime));
+		}
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime the runtimes
+	 * @param {function(T | undefined): T} fn function to update the value
+	 */
+	update(runtime, fn) {
+		switch (this._mode) {
+			case 0:
+				throw new Error("runtime passed to update must exist");
+			case 1: {
+				if (runtimeEqual(this._singleRuntime, runtime)) {
+					this._singleValue = fn(this._singleValue);
+					break;
+				}
+				const newValue = fn(undefined);
+				if (newValue !== undefined) {
+					this._mode = 2;
+					this._map = new Map();
+					this._map.set(
+						getRuntimeKey(this._singleRuntime),
+						/** @type {T} */ (this._singleValue)
+					);
+					this._singleRuntime = undefined;
+					this._singleValue = undefined;
+					this._map.set(getRuntimeKey(runtime), newValue);
+				}
+				break;
+			}
+			default: {
+				const key = getRuntimeKey(runtime);
+				const oldValue = /** @type {Map<string, T>} */ (this._map).get(key);
+				const newValue = fn(oldValue);
+				if (newValue !== oldValue)
+					/** @type {RuntimeSpecMapInnerMap<T>} */
+					(this._map).set(key, newValue);
+			}
+		}
+	}
+
+	keys() {
+		switch (this._mode) {
+			case 0:
+				return [];
+			case 1:
+				return [this._singleRuntime];
+			default:
+				return Array.from(
+					/** @type {RuntimeSpecMapInnerMap<T>} */
+					(this._map).keys(),
+					keyToRuntime
+				);
+		}
+	}
+
+	values() {
+		switch (this._mode) {
+			case 0:
+				return [][Symbol.iterator]();
+			case 1:
+				return [/** @type {T} */ (this._singleValue)][Symbol.iterator]();
+			default:
+				return /** @type {Map<string, T>} */ (this._map).values();
+		}
+	}
+
+	get size() {
+		if (/** @type {number} */ (this._mode) <= 1) return this._mode;
+		return /** @type {Map<string, T>} */ (this._map).size;
+	}
+}
+
+module.exports.RuntimeSpecMap = RuntimeSpecMap;
+
+class RuntimeSpecSet {
+	/**
+	 * @param {Iterable<RuntimeSpec>=} iterable iterable
+	 */
+	constructor(iterable) {
+		/** @type {Map<string, RuntimeSpec>} */
+		this._map = new Map();
+		if (iterable) {
+			for (const item of iterable) {
+				this.add(item);
+			}
+		}
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime runtime
+	 */
+	add(runtime) {
+		this._map.set(getRuntimeKey(runtime), runtime);
+	}
+
+	/**
+	 * @param {RuntimeSpec} runtime runtime
+	 * @returns {boolean} true, when the runtime exists
+	 */
+	has(runtime) {
+		return this._map.has(getRuntimeKey(runtime));
+	}
+
+	[Symbol.iterator]() {
+		return this._map.values();
+	}
+
+	get size() {
+		return this._map.size;
+	}
+}
+
+module.exports.RuntimeSpecSet = RuntimeSpecSet;