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30secondsofcode
2019-03-06 15:13:18 +00:00
parent 08c9806c72
commit 2493c5ab62
7 changed files with 37 additions and 37 deletions
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4
dist/_30s.es5.js vendored
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@ -621,8 +621,8 @@
};
var differenceBy = function differenceBy(a, b, fn) {
var s = new Set(b.map(fn));
return a.filter(function (x) {
return !s.has(fn(x));
return a.map(fn).filter(function (el) {
return !s.has(el);
});
};
var differenceWith = function differenceWith(arr, val, comp) {

2
dist/_30s.es5.min.js vendored
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File diff suppressed because one or more lines are too long

2
dist/_30s.esm.js vendored
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@ -257,7 +257,7 @@ const difference = (a, b) => {
};
const differenceBy = (a, b, fn) => {
const s = new Set(b.map(fn));
return a.filter(x => !s.has(fn(x)));
return a.map(fn).filter(el => !s.has(el));
};
const differenceWith = (arr, val, comp) => arr.filter(a => val.findIndex(b => comp(a, b)) === -1);
const dig = (obj, target) =>

2
dist/_30s.js vendored
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@ -263,7 +263,7 @@
};
const differenceBy = (a, b, fn) => {
const s = new Set(b.map(fn));
return a.filter(x => !s.has(fn(x)));
return a.map(fn).filter(el => !s.has(el));
};
const differenceWith = (arr, val, comp) => arr.filter(a => val.findIndex(b => comp(a, b)) === -1);
const dig = (obj, target) =>

8
snippet_data/snippetList.json
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@ -911,7 +911,7 @@
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@ -1162,7 +1162,7 @@
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@ -3391,7 +3391,7 @@
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@ -3763,7 +3763,7 @@
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{

18
snippet_data/snippets.json
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@ -1331,11 +1331,11 @@
"type": "snippet",
"attributes": {
"fileName": "differenceBy.md",
"text": "Returns the difference between two arrays, after applying the provided function to each array element of both.\n\nCreate a `Set` by applying `fn` to each element in `b`, then use `Array.prototype.filter()` in combination with `fn` on `a` to only keep values not contained in the previously created set.",
"text": "Returns the difference between two arrays, after applying the provided function to each array element of both.\n\nCreate a `Set` by applying `fn` to each element in `b`, then use `Array.prototype.map()` to apply `fn` to each element in `a`, then `Array.prototype.filter()`",
"codeBlocks": {
"es6": "const differenceBy = (a, b, fn) => {\n const s = new Set(b.map(fn));\n return a.filter(x => !s.has(fn(x)));\n};",
"es5": "var differenceBy = function differenceBy(a, b, fn) {\n var s = new Set(b.map(fn));\n return a.filter(function (x) {\n return !s.has(fn(x));\n });\n};",
"example": "differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor); // [1.2]\ndifferenceBy([{ x: 2 }, { x: 1 }], [{ x: 1 }], v => v.x); // [ { x: 2 } ]"
"es6": "const differenceBy = (a, b, fn) => {\n const s = new Set(b.map(fn));\n return a.map(fn).filter(el => !s.has(el));\n};",
"es5": "var differenceBy = function differenceBy(a, b, fn) {\n var s = new Set(b.map(fn));\n return a.map(fn).filter(function (el) {\n return !s.has(el);\n });\n};",
"example": "differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor); // [1]\ndifferenceBy([{ x: 2 }, { x: 1 }], [{ x: 1 }], v => v.x); // [2]"
},
"tags": [
"array",
@ -1345,7 +1345,7 @@
},
"meta": {
"archived": false,
"hash": "92abc752f5d3a659467e3dde7a3890000f4b72d1fdfd66086092494b688506ae"
"hash": "01f5f57c5b2663808e733b98e13dfd47d501ab010e681dd49219548816d1a3d0"
}
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@ -1715,7 +1715,7 @@
},
"meta": {
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"hash": "383ed61e69b8f63ae42d0746a1995057f4f65b4af6ca7778d8f1771144802acd"
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}
},
{
@ -4983,7 +4983,7 @@
"codeBlocks": {
"es6": "const pipeAsyncFunctions = (...fns) => arg => fns.reduce((p, f) => p.then(f), Promise.resolve(arg));",
"es5": "var pipeAsyncFunctions = function pipeAsyncFunctions() {\n for (var _len = arguments.length, fns = new Array(_len), _key = 0; _key < _len; _key++) {\n fns[_key] = arguments[_key];\n }\n\n return function (arg) {\n return fns.reduce(function (p, f) {\n return p.then(f);\n }, Promise.resolve(arg));\n };\n};",
"example": "const sum = pipeAsyncFunctions(\n x => x + 1,\n x => new Promise(resolve => setTimeout(() => resolve(x + 2), 1000)),\n x => x + 3,\n async x => (await x) + 4\n);\n(async() => {\n console.log(await sum(5)); // 15 (after one second)\n})();"
"example": "const sum = pipeAsyncFunctions(\n x => x + 1,\n x => new Promise(resolve => setTimeout(() => resolve(x + 2), 1000)),\n x => x + 3,\n async x => (await x) + 4\n);\n(async () => {\n console.log(await sum(5)); // 15 (after one second)\n})();"
},
"tags": [
"adapter",
@ -4994,7 +4994,7 @@
},
"meta": {
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"hash": "4815876fd6dbb17ad34c0d8918e7a72d837104f9beee7dc51b0fa73057b9e83e"
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@ -5541,7 +5541,7 @@
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}
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4
vscode_snippets/snippets.json
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@ -595,10 +595,10 @@
"body": [
"const differenceBy = (a, b, fn) => {",
" const s = new Set(b.map(fn));",
" return a.filter(x => !s.has(fn(x)));",
" return a.map(fn).filter(el => !s.has(el));",
"};"
],
"description": "Returns the difference between two arrays, after applying the provided function to each array element of both.\n\nCreate a `Set` by applying `fn` to each element in `b`, then use `Array.prototype.filter()` in combination with `fn` on `a` to only keep values not contained in the previously created set"
"description": "Returns the difference between two arrays, after applying the provided function to each array element of both.\n\nCreate a `Set` by applying `fn` to each element in `b`, then use `Array.prototype.map()` to apply `fn` to each element in `a`, then `Array.prototype.filter()"
},
"differenceWith": {
"prefix": "30s_differenceWith",