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package.json 0000644 00000002504 15170143726 0007041 0 ustar 00 {
"_id": "p-map@4.0.0",
"_inBundle": true,
"_location": "/npm/p-map",
"_phantomChildren": {},
"_requiredBy": [
"/npm",
"/npm/cacache"
],
"author": {
"name": "Sindre Sorhus",
"email": "sindresorhus@gmail.com",
"url": "https://sindresorhus.com"
},
"bugs": {
"url": "https://github.com/sindresorhus/p-map/issues"
},
"dependencies": {
"aggregate-error": "^3.0.0"
},
"description": "Map over promises concurrently",
"devDependencies": {
"ava": "^2.2.0",
"delay": "^4.1.0",
"in-range": "^2.0.0",
"random-int": "^2.0.0",
"time-span": "^3.1.0",
"tsd": "^0.7.4",
"xo": "^0.27.2"
},
"engines": {
"node": ">=10"
},
"files": [
"index.js",
"index.d.ts"
],
"funding": "https://github.com/sponsors/sindresorhus",
"homepage": "https://github.com/sindresorhus/p-map#readme",
"keywords": [
"promise",
"map",
"resolved",
"wait",
"collection",
"iterable",
"iterator",
"race",
"fulfilled",
"async",
"await",
"promises",
"concurrently",
"concurrency",
"parallel",
"bluebird"
],
"license": "MIT",
"name": "p-map",
"repository": {
"type": "git",
"url": "git+https://github.com/sindresorhus/p-map.git"
},
"scripts": {
"test": "xo && ava && tsd"
},
"version": "4.0.0"
}
index.js 0000644 00000003150 15170143726 0006216 0 ustar 00 'use strict';
const AggregateError = require('aggregate-error');
module.exports = async (
iterable,
mapper,
{
concurrency = Infinity,
stopOnError = true
} = {}
) => {
return new Promise((resolve, reject) => {
if (typeof mapper !== 'function') {
throw new TypeError('Mapper function is required');
}
if (!((Number.isSafeInteger(concurrency) || concurrency === Infinity) && concurrency >= 1)) {
throw new TypeError(`Expected \`concurrency\` to be an integer from 1 and up or \`Infinity\`, got \`${concurrency}\` (${typeof concurrency})`);
}
const result = [];
const errors = [];
const iterator = iterable[Symbol.iterator]();
let isRejected = false;
let isIterableDone = false;
let resolvingCount = 0;
let currentIndex = 0;
const next = () => {
if (isRejected) {
return;
}
const nextItem = iterator.next();
const index = currentIndex;
currentIndex++;
if (nextItem.done) {
isIterableDone = true;
if (resolvingCount === 0) {
if (!stopOnError && errors.length !== 0) {
reject(new AggregateError(errors));
} else {
resolve(result);
}
}
return;
}
resolvingCount++;
(async () => {
try {
const element = await nextItem.value;
result[index] = await mapper(element, index);
resolvingCount--;
next();
} catch (error) {
if (stopOnError) {
isRejected = true;
reject(error);
} else {
errors.push(error);
resolvingCount--;
next();
}
}
})();
};
for (let i = 0; i < concurrency; i++) {
next();
if (isIterableDone) {
break;
}
}
});
};
license 0000644 00000002135 15170143726 0006120 0 ustar 00 MIT License
Copyright (c) Sindre Sorhus <sindresorhus@gmail.com> (https://sindresorhus.com)
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.