dist/689.index.js

@@ -0,0 +1,302 @@
+"use strict";
+exports.id = 689;
+exports.ids = [689];
+exports.modules = {
+
+/***/ 11689:
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */   "default": () => (/* binding */ pMap),
+/* harmony export */   "pMapIterable": () => (/* binding */ pMapIterable),
+/* harmony export */   "pMapSkip": () => (/* binding */ pMapSkip)
+/* harmony export */ });
+async function pMap(
+	iterable,
+	mapper,
+	{
+		concurrency = Number.POSITIVE_INFINITY,
+		stopOnError = true,
+		signal,
+	} = {},
+) {
+	return new Promise((resolve_, reject_) => {
+		if (iterable[Symbol.iterator] === undefined && iterable[Symbol.asyncIterator] === undefined) {
+			throw new TypeError(`Expected \`input\` to be either an \`Iterable\` or \`AsyncIterable\`, got (${typeof iterable})`);
+		}
+
+		if (typeof mapper !== 'function') {
+			throw new TypeError('Mapper function is required');
+		}
+
+		if (!((Number.isSafeInteger(concurrency) && concurrency >= 1) || concurrency === Number.POSITIVE_INFINITY)) {
+			throw new TypeError(`Expected \`concurrency\` to be an integer from 1 and up or \`Infinity\`, got \`${concurrency}\` (${typeof concurrency})`);
+		}
+
+		const result = [];
+		const errors = [];
+		const skippedIndexesMap = new Map();
+		let isRejected = false;
+		let isResolved = false;
+		let isIterableDone = false;
+		let resolvingCount = 0;
+		let currentIndex = 0;
+		const iterator = iterable[Symbol.iterator] === undefined ? iterable[Symbol.asyncIterator]() : iterable[Symbol.iterator]();
+
+		const signalListener = () => {
+			reject(signal.reason);
+		};
+
+		const cleanup = () => {
+			signal?.removeEventListener('abort', signalListener);
+		};
+
+		const resolve = value => {
+			resolve_(value);
+			cleanup();
+		};
+
+		const reject = reason => {
+			isRejected = true;
+			isResolved = true;
+			reject_(reason);
+			cleanup();
+		};
+
+		if (signal) {
+			if (signal.aborted) {
+				reject(signal.reason);
+			}
+
+			signal.addEventListener('abort', signalListener, {once: true});
+		}
+
+		const next = async () => {
+			if (isResolved) {
+				return;
+			}
+
+			const nextItem = await iterator.next();
+
+			const index = currentIndex;
+			currentIndex++;
+
+			// Note: `iterator.next()` can be called many times in parallel.
+			// This can cause multiple calls to this `next()` function to
+			// receive a `nextItem` with `done === true`.
+			// The shutdown logic that rejects/resolves must be protected
+			// so it runs only one time as the `skippedIndex` logic is
+			// non-idempotent.
+			if (nextItem.done) {
+				isIterableDone = true;
+
+				if (resolvingCount === 0 && !isResolved) {
+					if (!stopOnError && errors.length > 0) {
+						reject(new AggregateError(errors)); // eslint-disable-line unicorn/error-message
+						return;
+					}
+
+					isResolved = true;
+
+					if (skippedIndexesMap.size === 0) {
+						resolve(result);
+						return;
+					}
+
+					const pureResult = [];
+
+					// Support multiple `pMapSkip`'s.
+					for (const [index, value] of result.entries()) {
+						if (skippedIndexesMap.get(index) === pMapSkip) {
+							continue;
+						}
+
+						pureResult.push(value);
+					}
+
+					resolve(pureResult);
+				}
+
+				return;
+			}
+
+			resolvingCount++;
+
+			// Intentionally detached
+			(async () => {
+				try {
+					const element = await nextItem.value;
+
+					if (isResolved) {
+						return;
+					}
+
+					const value = await mapper(element, index);
+
+					// Use Map to stage the index of the element.
+					if (value === pMapSkip) {
+						skippedIndexesMap.set(index, value);
+					}
+
+					result[index] = value;
+
+					resolvingCount--;
+					await next();
+				} catch (error) {
+					if (stopOnError) {
+						reject(error);
+					} else {
+						errors.push(error);
+						resolvingCount--;
+
+						// In that case we can't really continue regardless of `stopOnError` state
+						// since an iterable is likely to continue throwing after it throws once.
+						// If we continue calling `next()` indefinitely we will likely end up
+						// in an infinite loop of failed iteration.
+						try {
+							await next();
+						} catch (error) {
+							reject(error);
+						}
+					}
+				}
+			})();
+		};
+
+		// Create the concurrent runners in a detached (non-awaited)
+		// promise. We need this so we can await the `next()` calls
+		// to stop creating runners before hitting the concurrency limit
+		// if the iterable has already been marked as done.
+		// NOTE: We *must* do this for async iterators otherwise we'll spin up
+		// infinite `next()` calls by default and never start the event loop.
+		(async () => {
+			for (let index = 0; index < concurrency; index++) {
+				try {
+					// eslint-disable-next-line no-await-in-loop
+					await next();
+				} catch (error) {
+					reject(error);
+					break;
+				}
+
+				if (isIterableDone || isRejected) {
+					break;
+				}
+			}
+		})();
+	});
+}
+
+function pMapIterable(
+	iterable,
+	mapper,
+	{
+		concurrency = Number.POSITIVE_INFINITY,
+		backpressure = concurrency,
+	} = {},
+) {
+	if (iterable[Symbol.iterator] === undefined && iterable[Symbol.asyncIterator] === undefined) {
+		throw new TypeError(`Expected \`input\` to be either an \`Iterable\` or \`AsyncIterable\`, got (${typeof iterable})`);
+	}
+
+	if (typeof mapper !== 'function') {
+		throw new TypeError('Mapper function is required');
+	}
+
+	if (!((Number.isSafeInteger(concurrency) && concurrency >= 1) || concurrency === Number.POSITIVE_INFINITY)) {
+		throw new TypeError(`Expected \`concurrency\` to be an integer from 1 and up or \`Infinity\`, got \`${concurrency}\` (${typeof concurrency})`);
+	}
+
+	if (!((Number.isSafeInteger(backpressure) && backpressure >= concurrency) || backpressure === Number.POSITIVE_INFINITY)) {
+		throw new TypeError(`Expected \`backpressure\` to be an integer from \`concurrency\` (${concurrency}) and up or \`Infinity\`, got \`${backpressure}\` (${typeof backpressure})`);
+	}
+
+	return {
+		async * [Symbol.asyncIterator]() {
+			const iterator = iterable[Symbol.asyncIterator] === undefined ? iterable[Symbol.iterator]() : iterable[Symbol.asyncIterator]();
+
+			const promises = [];
+			let runningMappersCount = 0;
+			let isDone = false;
+			let index = 0;
+
+			function trySpawn() {
+				if (isDone || !(runningMappersCount < concurrency && promises.length < backpressure)) {
+					return;
+				}
+
+				const promise = (async () => {
+					const {done, value} = await iterator.next();
+
+					if (done) {
+						return {done: true};
+					}
+
+					runningMappersCount++;
+
+					// Spawn if still below concurrency and backpressure limit
+					trySpawn();
+
+					try {
+						const returnValue = await mapper(await value, index++);
+
+						runningMappersCount--;
+
+						if (returnValue === pMapSkip) {
+							const index = promises.indexOf(promise);
+
+							if (index > 0) {
+								promises.splice(index, 1);
+							}
+						}
+
+						// Spawn if still below backpressure limit and just dropped below concurrency limit
+						trySpawn();
+
+						return {done: false, value: returnValue};
+					} catch (error) {
+						isDone = true;
+						return {error};
+					}
+				})();
+
+				promises.push(promise);
+			}
+
+			trySpawn();
+
+			while (promises.length > 0) {
+				const {error, done, value} = await promises[0]; // eslint-disable-line no-await-in-loop
+
+				promises.shift();
+
+				if (error) {
+					throw error;
+				}
+
+				if (done) {
+					return;
+				}
+
+				// Spawn if just dropped below backpressure limit and below the concurrency limit
+				trySpawn();
+
+				if (value === pMapSkip) {
+					continue;
+				}
+
+				yield value;
+			}
+		},
+	};
+}
+
+const pMapSkip = Symbol('skip');
+
+
+/***/ })
+
+};
+;
+//# sourceMappingURL=689.index.js.map

yarn.lock

@@ -988,11 +988,12 @@ __metadata:
   linkType: hard
 
 "@babel/runtime-corejs3@npm:^7.12.1":
-  version: 7.28.4
+  version: 7.14.7
-  resolution: "@babel/runtime-corejs3@npm:7.28.4"
+  resolution: "@babel/runtime-corejs3@npm:7.14.7"
   dependencies:
-    core-js-pure: "npm:^3.43.0"
+    core-js-pure: "npm:^3.15.0"
-  checksum: 10/99079931145c0606a9967fe002c3528ae237b759cee115fc97a5dc17101d5ccdf9a794fd4ce5d94c7e2e8ee1f9f6816fb50b4472e980b5e4dd878fbdfac02619
+    regenerator-runtime: "npm:^0.13.4"
+  checksum: 10/e757cf3fe53d4a4bd626e0e7dd7258b5290145adf8c5b9ecbb0e124b2cfd39dca57601de28067697519ee07029ff272953d012d3e23147f864f2486226d322c4
   languageName: node
   linkType: hard
 
@@ -3229,10 +3230,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"core-js-pure@npm:^3.43.0":
+"core-js-pure@npm:^3.15.0":
-  version: 3.46.0
+  version: 3.15.2
-  resolution: "core-js-pure@npm:3.46.0"
+  resolution: "core-js-pure@npm:3.15.2"
-  checksum: 10/b72b0438c8c7a60ae4b7f9d1bcab7828776a5b4228151d057917d904435ba512794b572b2d2c6371adff2a48c1d2458936712cbdb4eae857375df1a6b17a1d75
+  checksum: 10/7a3b1d351d3bc4c89e417b804bbd362f060ff2e4e8a17b9b8fe815c4ad1e039490a5a21a54e65c34684beaab0876dd83d283e0ba91c2911cecd24af465a73c05
   languageName: node
   linkType: hard
 
@@ -6190,6 +6191,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"regenerator-runtime@npm:^0.13.4":
+  version: 0.13.7
+  resolution: "regenerator-runtime@npm:0.13.7"
+  checksum: 10/0de0ec7b5e41038918c63e22175a9ba61068e4cc989c4b00f8cb92e6d23e5ed62b73edd2f3f3fdcb25d48d7d90d628d88bad3dce176aa5bbf10aa94a23d16a7b
+  languageName: node
+  linkType: hard
+
 "require-directory@npm:^2.1.1":
   version: 2.1.1
   resolution: "require-directory@npm:2.1.1"