andre/30-seconds-of-code
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Travis build: 1882

Browse Source
This commit is contained in:
30secondsofcode
2020-04-16 12:18:18 +00:00
parent c5d11001c1
commit b10f5220ad
9 changed files with 72 additions and 68 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
snippet_data/snippetList.json
View File

@ -1301,7 +1301,7 @@
] ]
}, },
"meta": { "meta": {
"hash": "6e9710c9117f500e74e65c0ee36b39fb80bd55537fa5ff9c4b1136b2667096f2" "hash": "0eac852db7a7add352b0d36677b22718b342ed9dc12f11780cac87e3b8260a05"
} }
}, },
{ {
@ -1720,7 +1720,7 @@
] ]
}, },
"meta": { "meta": {
"hash": "9e39c6a3a8ec5b51c5e16f69107fc9e90b2697b2cf2689850872071bb968723e" "hash": "16c3b724b653dcb31f3e59f1664a59951abb15a93eb3697cade4d3ae0e63c532"
} }
}, },
{ {
@ -3001,7 +3001,7 @@
] ]
}, },
"meta": { "meta": {
"hash": "3db3faac666ee61ab86c70766d2ab5d1293ffd818da87edb971bfff7a366364a" "hash": "362fddaa6244404741e84bca6fc442a101fdb642af53b299e8b9994d0d7162d8"
} }
}, },
{ {
@ -3592,7 +3592,7 @@
] ]
}, },
"meta": { "meta": {
"hash": "e8f820ce6da97eabde082ffb829c9fb700e85efc79bdebe883c67237269e3f52" "hash": "b031c3387ef66411ab5d295788eac4247ada5b4b068dda90603d3c973890bc26"
} }
}, },
{ {
@ -3938,7 +3938,7 @@
] ]
}, },
"meta": { "meta": {
"hash": "a2b9ac4f1209c3791caa6f40f0d041acd75514e9ee8909f2e3833635f357c0bd" "hash": "0eb844801e767edcaa6a882a6dce4b5b1dadecb53a92d6ec259d36c57b6a3dd0"
} }
}, },
{ {
@ -4332,7 +4332,7 @@
] ]
}, },
"meta": { "meta": {
"hash": "be8ec39c092128ba679a3f0421b6abc34ad891dec85354caa419dc4104687a05" "hash": "ffb9c0d1d09aeb989789286efb91cc237b89ce13f44ad9510a014f9ab150df71"
} }
}, },
{ {
@ -4648,7 +4648,7 @@
] ]
}, },
"meta": { "meta": {
"hash": "6dd4c6a51d2c80fa4768c95ae01c16a8359c4140bcad28c7fde0cecd72d7d3e2" "hash": "24b93b68a59b49f245590930fed6fb82e286ce09f90e292466cde63c1784c347"
} }
}, },
{ {

76
snippet_data/snippets.json
View File

@ -1411,8 +1411,8 @@
"meta": { "meta": {
"hash": "77a01af8797ecbe71b9c9412d21c144c03a46a49dd3d0e7d869c3df38b39b2b4", "hash": "77a01af8797ecbe71b9c9412d21c144c03a46a49dd3d0e7d869c3df38b39b2b4",
"firstSeen": "1516733326", "firstSeen": "1516733326",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 84, "updateCount": 85,
"authorCount": 9 "authorCount": 9
} }
}, },
@ -1514,8 +1514,8 @@
"meta": { "meta": {
"hash": "6fa14364405f7b99aa49c2157bdc08c02b4ce2f288db29a4348a6983460933c7", "hash": "6fa14364405f7b99aa49c2157bdc08c02b4ce2f288db29a4348a6983460933c7",
"firstSeen": "1544374334", "firstSeen": "1544374334",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 96, "updateCount": 97,
"authorCount": 4 "authorCount": 4
} }
}, },
@ -1743,8 +1743,8 @@
"meta": { "meta": {
"hash": "bdc202436bee09f06a353d31841c6cfff33e8efead34c6c56ae1a1413284976d", "hash": "bdc202436bee09f06a353d31841c6cfff33e8efead34c6c56ae1a1413284976d",
"firstSeen": "1531080384", "firstSeen": "1531080384",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 121, "updateCount": 122,
"authorCount": 5 "authorCount": 5
} }
}, },
@ -2116,7 +2116,7 @@
"fileName": "factorial.md", "fileName": "factorial.md",
"text": "Calculates the factorial of a number.\n\nUse recursion.\nIf `n` is less than or equal to `1`, return `1`.\nOtherwise, return the product of `n` and the factorial of `n - 1`.\nThrows an exception if `n` is a negative number.\n\n", "text": "Calculates the factorial of a number.\n\nUse recursion.\nIf `n` is less than or equal to `1`, return `1`.\nOtherwise, return the product of `n` and the factorial of `n - 1`.\nThrows an exception if `n` is a negative number.\n\n",
"codeBlocks": { "codeBlocks": {
"es6": "const factorial = n =>\n n < 0\n ? (() => {\n throw new TypeError('Negative numbers are not allowed!');\n })()\n : n <= 1\n ? 1\n : n * factorial(n - 1);", "es6": "const factorial = n =>\n n < 0\n ? (() => {\n throw new TypeError('Negative numbers are not allowed!');\n })()\n : n <= 1\n ? 1\n : n * factorial(n - 1);",
"es5": "var factorial = function factorial(n) {\n return n < 0 ? function () {\n throw new TypeError('Negative numbers are not allowed!');\n }() : n <= 1 ? 1 : n * factorial(n - 1);\n};", "es5": "var factorial = function factorial(n) {\n return n < 0 ? function () {\n throw new TypeError('Negative numbers are not allowed!');\n }() : n <= 1 ? 1 : n * factorial(n - 1);\n};",
"example": "factorial(6); // 720" "example": "factorial(6); // 720"
}, },
@ -2127,10 +2127,10 @@
] ]
}, },
"meta": { "meta": {
"hash": "6e9710c9117f500e74e65c0ee36b39fb80bd55537fa5ff9c4b1136b2667096f2", "hash": "0eac852db7a7add352b0d36677b22718b342ed9dc12f11780cac87e3b8260a05",
"firstSeen": "1512650493", "firstSeen": "1512650493",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 126, "updateCount": 127,
"authorCount": 6 "authorCount": 6
} }
}, },
@ -2154,8 +2154,8 @@
"meta": { "meta": {
"hash": "a91b6425c2117aacce2de53fda7b5b98508acdddc808d543769a66940ae5f813", "hash": "a91b6425c2117aacce2de53fda7b5b98508acdddc808d543769a66940ae5f813",
"firstSeen": "1587024006", "firstSeen": "1587024006",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 3, "updateCount": 4,
"authorCount": 3 "authorCount": 3
} }
}, },
@ -2806,7 +2806,7 @@
"fileName": "getMeridiemSuffixOfInteger.md", "fileName": "getMeridiemSuffixOfInteger.md",
"text": "Converts an integer to a suffixed string, adding `am` or `pm` based on its value.\n\nUse the modulo operator (`%`) and conditional checks to transform an integer to a stringified 12-hour format with meridiem suffix.\n\n", "text": "Converts an integer to a suffixed string, adding `am` or `pm` based on its value.\n\nUse the modulo operator (`%`) and conditional checks to transform an integer to a stringified 12-hour format with meridiem suffix.\n\n",
"codeBlocks": { "codeBlocks": {
"es6": "const getMeridiemSuffixOfInteger = num =>\n num === 0 || num === 24\n ? 12 + 'am'\n : num === 12\n ? 12 + 'pm'\n : num < 12\n ? (num % 12) + 'am'\n : (num % 12) + 'pm';", "es6": "const getMeridiemSuffixOfInteger = num =>\n num === 0 || num === 24\n ? 12 + 'am'\n : num === 12\n ? 12 + 'pm'\n : num < 12\n ? (num % 12) + 'am'\n : (num % 12) + 'pm';",
"es5": "var getMeridiemSuffixOfInteger = function getMeridiemSuffixOfInteger(num) {\n return num === 0 || num === 24 ? 12 + 'am' : num === 12 ? 12 + 'pm' : num < 12 ? num % 12 + 'am' : num % 12 + 'pm';\n};", "es5": "var getMeridiemSuffixOfInteger = function getMeridiemSuffixOfInteger(num) {\n return num === 0 || num === 24 ? 12 + 'am' : num === 12 ? 12 + 'pm' : num < 12 ? num % 12 + 'am' : num % 12 + 'pm';\n};",
"example": "getMeridiemSuffixOfInteger(0); // \"12am\"\ngetMeridiemSuffixOfInteger(11); // \"11am\"\ngetMeridiemSuffixOfInteger(13); // \"1pm\"\ngetMeridiemSuffixOfInteger(25); // \"1pm\"" "example": "getMeridiemSuffixOfInteger(0); // \"12am\"\ngetMeridiemSuffixOfInteger(11); // \"11am\"\ngetMeridiemSuffixOfInteger(13); // \"1pm\"\ngetMeridiemSuffixOfInteger(25); // \"1pm\""
}, },
@ -2816,10 +2816,10 @@
] ]
}, },
"meta": { "meta": {
"hash": "9e39c6a3a8ec5b51c5e16f69107fc9e90b2697b2cf2689850872071bb968723e", "hash": "16c3b724b653dcb31f3e59f1664a59951abb15a93eb3697cade4d3ae0e63c532",
"firstSeen": "1515856488", "firstSeen": "1515856488",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 85, "updateCount": 86,
"authorCount": 4 "authorCount": 4
} }
}, },
@ -3315,8 +3315,8 @@
"meta": { "meta": {
"hash": "69d235228441b9dff3092419365e0c4a0bd293b6c3f940de4a31d1f01fb7fcba", "hash": "69d235228441b9dff3092419365e0c4a0bd293b6c3f940de4a31d1f01fb7fcba",
"firstSeen": "1587025293", "firstSeen": "1587025293",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 3, "updateCount": 4,
"authorCount": 3 "authorCount": 3
} }
}, },
@ -4897,7 +4897,7 @@
"fileName": "join.md", "fileName": "join.md",
"text": "Joins all elements of an array into a string and returns this string.\nUses a separator and an end separator.\n\nUse `Array.prototype.reduce()` to combine elements into a string.\nOmit the second argument, `separator`, to use a default separator of `','`.\nOmit the third argument, `end`, to use the same value as `separator` by default.\n\n", "text": "Joins all elements of an array into a string and returns this string.\nUses a separator and an end separator.\n\nUse `Array.prototype.reduce()` to combine elements into a string.\nOmit the second argument, `separator`, to use a default separator of `','`.\nOmit the third argument, `end`, to use the same value as `separator` by default.\n\n",
"codeBlocks": { "codeBlocks": {
"es6": "const join = (arr, separator = ',', end = separator) =>\n arr.reduce(\n (acc, val, i) =>\n i === arr.length - 2\n ? acc + val + end\n : i === arr.length - 1\n ? acc + val\n : acc + val + separator,\n ''\n );", "es6": "const join = (arr, separator = ',', end = separator) =>\n arr.reduce(\n (acc, val, i) =>\n i === arr.length - 2\n ? acc + val + end\n : i === arr.length - 1\n ? acc + val\n : acc + val + separator,\n ''\n );",
"es5": "var join = function join(arr) {\n var separator = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : ',';\n var end = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : separator;\n return arr.reduce(function (acc, val, i) {\n return i === arr.length - 2 ? acc + val + end : i === arr.length - 1 ? acc + val : acc + val + separator;\n }, '');\n};", "es5": "var join = function join(arr) {\n var separator = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : ',';\n var end = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : separator;\n return arr.reduce(function (acc, val, i) {\n return i === arr.length - 2 ? acc + val + end : i === arr.length - 1 ? acc + val : acc + val + separator;\n }, '');\n};",
"example": "join(['pen', 'pineapple', 'apple', 'pen'], ',', '&'); // \"pen,pineapple,apple&pen\"\njoin(['pen', 'pineapple', 'apple', 'pen'], ','); // \"pen,pineapple,apple,pen\"\njoin(['pen', 'pineapple', 'apple', 'pen']); // \"pen,pineapple,apple,pen\"" "example": "join(['pen', 'pineapple', 'apple', 'pen'], ',', '&'); // \"pen,pineapple,apple&pen\"\njoin(['pen', 'pineapple', 'apple', 'pen'], ','); // \"pen,pineapple,apple,pen\"\njoin(['pen', 'pineapple', 'apple', 'pen']); // \"pen,pineapple,apple,pen\""
}, },
@ -4907,10 +4907,10 @@
] ]
}, },
"meta": { "meta": {
"hash": "3db3faac666ee61ab86c70766d2ab5d1293ffd818da87edb971bfff7a366364a", "hash": "362fddaa6244404741e84bca6fc442a101fdb642af53b299e8b9994d0d7162d8",
"firstSeen": "1514801920", "firstSeen": "1514801920",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 92, "updateCount": 93,
"authorCount": 7 "authorCount": 7
} }
}, },
@ -5856,7 +5856,7 @@
"fileName": "objectToQueryString.md", "fileName": "objectToQueryString.md",
"text": "Returns a query string generated from the key-value pairs of the given object.\n\nUse `Array.prototype.reduce()` on `Object.entries(queryParameters)` to create the query string.\nDetermine the `symbol` to be either `?` or `&` based on the `length` of `queryString` and concatenate `val` to `queryString` only if it's a string.\nReturn the `queryString` or an empty string when the `queryParameters` are falsy.\n\n", "text": "Returns a query string generated from the key-value pairs of the given object.\n\nUse `Array.prototype.reduce()` on `Object.entries(queryParameters)` to create the query string.\nDetermine the `symbol` to be either `?` or `&` based on the `length` of `queryString` and concatenate `val` to `queryString` only if it's a string.\nReturn the `queryString` or an empty string when the `queryParameters` are falsy.\n\n",
"codeBlocks": { "codeBlocks": {
"es6": "const objectToQueryString = queryParameters => {\n return queryParameters\n ? Object.entries(queryParameters).reduce((queryString, [key, val], index) => {\n const symbol = queryString.length === 0 ? '?' : '&';\n queryString += typeof val === 'string' ? `${symbol}${key}=${val}` : '';\n return queryString;\n }, '')\n : '';\n};", "es6": "const objectToQueryString = queryParameters => {\n return queryParameters\n ? Object.entries(queryParameters).reduce((queryString, [key, val], index) => {\n const symbol = queryString.length === 0 ? '?' : '&';\n queryString += typeof val === 'string' ? `${symbol}${key}=${val}` : '';\n return queryString;\n }, '')\n : '';\n};",
"es5": "function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }\n\nfunction _nonIterableRest() { throw new TypeError(\"Invalid attempt to destructure non-iterable instance\"); }\n\nfunction _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === \"[object Arguments]\")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i[\"return\"] != null) _i[\"return\"](); } finally { if (_d) throw _e; } } return _arr; }\n\nfunction _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }\n\nvar objectToQueryString = function objectToQueryString(queryParameters) {\n return queryParameters ? Object.entries(queryParameters).reduce(function (queryString, _ref, index) {\n var _ref2 = _slicedToArray(_ref, 2),\n key = _ref2[0],\n val = _ref2[1];\n\n var symbol = queryString.length === 0 ? '?' : '&';\n queryString += typeof val === 'string' ? \"\".concat(symbol).concat(key, \"=\").concat(val) : '';\n return queryString;\n }, '') : '';\n};", "es5": "function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }\n\nfunction _nonIterableRest() { throw new TypeError(\"Invalid attempt to destructure non-iterable instance\"); }\n\nfunction _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === \"[object Arguments]\")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i[\"return\"] != null) _i[\"return\"](); } finally { if (_d) throw _e; } } return _arr; }\n\nfunction _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }\n\nvar objectToQueryString = function objectToQueryString(queryParameters) {\n return queryParameters ? Object.entries(queryParameters).reduce(function (queryString, _ref, index) {\n var _ref2 = _slicedToArray(_ref, 2),\n key = _ref2[0],\n val = _ref2[1];\n\n var symbol = queryString.length === 0 ? '?' : '&';\n queryString += typeof val === 'string' ? \"\".concat(symbol).concat(key, \"=\").concat(val) : '';\n return queryString;\n }, '') : '';\n};",
"example": "objectToQueryString({ page: '1', size: '2kg', key: undefined }); // '?page=1&size=2kg'" "example": "objectToQueryString({ page: '1', size: '2kg', key: undefined }); // '?page=1&size=2kg'"
}, },
@ -5868,10 +5868,10 @@
] ]
}, },
"meta": { "meta": {
"hash": "e8f820ce6da97eabde082ffb829c9fb700e85efc79bdebe883c67237269e3f52", "hash": "b031c3387ef66411ab5d295788eac4247ada5b4b068dda90603d3c973890bc26",
"firstSeen": "1570824965", "firstSeen": "1570824965",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 59, "updateCount": 60,
"authorCount": 4 "authorCount": 4
} }
}, },
@ -6425,7 +6425,7 @@
"codeBlocks": { "codeBlocks": {
"es6": "const pipeAsyncFunctions = (...fns) => arg => fns.reduce((p, f) => p.then(f), Promise.resolve(arg));", "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};", "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": [ "tags": [
"function", "function",
@ -6434,10 +6434,10 @@
] ]
}, },
"meta": { "meta": {
"hash": "a2b9ac4f1209c3791caa6f40f0d041acd75514e9ee8909f2e3833635f357c0bd", "hash": "0eb844801e767edcaa6a882a6dce4b5b1dadecb53a92d6ec259d36c57b6a3dd0",
"firstSeen": "1517069864", "firstSeen": "1517069864",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 117, "updateCount": 118,
"authorCount": 5 "authorCount": 5
} }
}, },
@ -7068,7 +7068,7 @@
"fileName": "remove.md", "fileName": "remove.md",
"text": "Mutates an array by removing elements for which the given function returns `false`.\n\nUse `Array.prototype.filter()` to find array elements that return truthy values and `Array.prototype.reduce()` to remove elements using `Array.prototype.splice()`.\nThe `func` is invoked with three arguments (`value, index, array`).\n\n", "text": "Mutates an array by removing elements for which the given function returns `false`.\n\nUse `Array.prototype.filter()` to find array elements that return truthy values and `Array.prototype.reduce()` to remove elements using `Array.prototype.splice()`.\nThe `func` is invoked with three arguments (`value, index, array`).\n\n",
"codeBlocks": { "codeBlocks": {
"es6": "const remove = (arr, func) =>\n Array.isArray(arr)\n ? arr.filter(func).reduce((acc, val) => {\n arr.splice(arr.indexOf(val), 1);\n return acc.concat(val);\n }, [])\n : [];", "es6": "const remove = (arr, func) =>\n Array.isArray(arr)\n ? arr.filter(func).reduce((acc, val) => {\n arr.splice(arr.indexOf(val), 1);\n return acc.concat(val);\n }, [])\n : [];",
"es5": "var remove = function remove(arr, func) {\n return Array.isArray(arr) ? arr.filter(func).reduce(function (acc, val) {\n arr.splice(arr.indexOf(val), 1);\n return acc.concat(val);\n }, []) : [];\n};", "es5": "var remove = function remove(arr, func) {\n return Array.isArray(arr) ? arr.filter(func).reduce(function (acc, val) {\n arr.splice(arr.indexOf(val), 1);\n return acc.concat(val);\n }, []) : [];\n};",
"example": "remove([1, 2, 3, 4], n => n % 2 === 0); // [2, 4]" "example": "remove([1, 2, 3, 4], n => n % 2 === 0); // [2, 4]"
}, },
@ -7078,10 +7078,10 @@
] ]
}, },
"meta": { "meta": {
"hash": "be8ec39c092128ba679a3f0421b6abc34ad891dec85354caa419dc4104687a05", "hash": "ffb9c0d1d09aeb989789286efb91cc237b89ce13f44ad9510a014f9ab150df71",
"firstSeen": "1513521691", "firstSeen": "1513521691",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 114, "updateCount": 115,
"authorCount": 6 "authorCount": 6
} }
}, },
@ -7582,7 +7582,7 @@
"fileName": "size.md", "fileName": "size.md",
"text": "Gets the size of an array, object or string.\n\nGet type of `val` (`array`, `object` or `string`). \nUse `length` property for arrays.\nUse `length` or `size` value if available or number of keys for objects.\nUse `size` of a [`Blob` object](https://developer.mozilla.org/en-US/docs/Web/API/Blob) created from `val` for strings.\nSplit strings into array of characters with `split('')` and return its length.\n\n", "text": "Gets the size of an array, object or string.\n\nGet type of `val` (`array`, `object` or `string`). \nUse `length` property for arrays.\nUse `length` or `size` value if available or number of keys for objects.\nUse `size` of a [`Blob` object](https://developer.mozilla.org/en-US/docs/Web/API/Blob) created from `val` for strings.\nSplit strings into array of characters with `split('')` and return its length.\n\n",
"codeBlocks": { "codeBlocks": {
"es6": "const size = val =>\n Array.isArray(val)\n ? val.length\n : val && typeof val === 'object'\n ? val.size || val.length || Object.keys(val).length\n : typeof val === 'string'\n ? new Blob([val]).size\n : 0;", "es6": "const size = val =>\n Array.isArray(val)\n ? val.length\n : val && typeof val === 'object'\n ? val.size || val.length || Object.keys(val).length\n : typeof val === 'string'\n ? new Blob([val]).size\n : 0;",
"es5": "function _typeof(obj) { \"@babel/helpers - typeof\"; if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof(obj); }\n\nvar size = function size(val) {\n return Array.isArray(val) ? val.length : val && _typeof(val) === 'object' ? val.size || val.length || Object.keys(val).length : typeof val === 'string' ? new Blob([val]).size : 0;\n};", "es5": "function _typeof(obj) { \"@babel/helpers - typeof\"; if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof(obj); }\n\nvar size = function size(val) {\n return Array.isArray(val) ? val.length : val && _typeof(val) === 'object' ? val.size || val.length || Object.keys(val).length : typeof val === 'string' ? new Blob([val]).size : 0;\n};",
"example": "size([1, 2, 3, 4, 5]); // 5\nsize('size'); // 4\nsize({ one: 1, two: 2, three: 3 }); // 3" "example": "size([1, 2, 3, 4, 5]); // 5\nsize('size'); // 4\nsize({ one: 1, two: 2, three: 3 }); // 3"
}, },
@ -7594,10 +7594,10 @@
] ]
}, },
"meta": { "meta": {
"hash": "6dd4c6a51d2c80fa4768c95ae01c16a8359c4140bcad28c7fde0cecd72d7d3e2", "hash": "24b93b68a59b49f245590930fed6fb82e286ce09f90e292466cde63c1784c347",
"firstSeen": "1514645161", "firstSeen": "1514645161",
"lastUpdated": "1587027277", "lastUpdated": "1587039270",
"updateCount": 56, "updateCount": 57,
"authorCount": 5 "authorCount": 5
} }
}, },

8
snippets/factorial.md
View File

@ -14,11 +14,11 @@ Throws an exception if `n` is a negative number.
const factorial = n => const factorial = n =>
n < 0 n < 0
? (() => { ? (() => {
throw new TypeError('Negative numbers are not allowed!'); throw new TypeError('Negative numbers are not allowed!');
})() })()
: n <= 1 : n <= 1
? 1 ? 1
: n * factorial(n - 1); : n * factorial(n - 1);
``` ```
```js ```js

9
snippets/getMeridiemSuffixOfInteger.md
View File

@ -8,14 +8,15 @@ Converts an integer to a suffixed string, adding `am` or `pm` based on its value
Use the modulo operator (`%`) and conditional checks to transform an integer to a stringified 12-hour format with meridiem suffix. Use the modulo operator (`%`) and conditional checks to transform an integer to a stringified 12-hour format with meridiem suffix.
```js ```js
const getMeridiemSuffixOfInteger = num => const getMeridiemSuffixOfInteger = num =>
num === 0 || num === 24 num === 0 || num === 24
? 12 + 'am' ? 12 + 'am'
: num === 12 : num === 12
? 12 + 'pm' ? 12 + 'pm'
: num < 12 : num < 12
? (num % 12) + 'am' ? (num % 12) + 'am'
: (num % 12) + 'pm'; : (num % 12) + 'pm';
``` ```
```js ```js

5
snippets/join.md
View File

@ -11,14 +11,15 @@ Omit the second argument, `separator`, to use a default separator of `','`.
Omit the third argument, `end`, to use the same value as `separator` by default. Omit the third argument, `end`, to use the same value as `separator` by default.
```js ```js
const join = (arr, separator = ',', end = separator) => const join = (arr, separator = ',', end = separator) =>
arr.reduce( arr.reduce(
(acc, val, i) => (acc, val, i) =>
i === arr.length - 2 i === arr.length - 2
? acc + val + end ? acc + val + end
: i === arr.length - 1 : i === arr.length - 1
? acc + val ? acc + val
: acc + val + separator, : acc + val + separator,
'' ''
); );
``` ```

9
snippets/objectToQueryString.md
View File

@ -10,13 +10,14 @@ Determine the `symbol` to be either `?` or `&` based on the `length` of `querySt
Return the `queryString` or an empty string when the `queryParameters` are falsy. Return the `queryString` or an empty string when the `queryParameters` are falsy.
```js ```js
const objectToQueryString = queryParameters => { const objectToQueryString = queryParameters => {
return queryParameters return queryParameters
? Object.entries(queryParameters).reduce((queryString, [key, val], index) => { ? Object.entries(queryParameters).reduce((queryString, [key, val], index) => {
const symbol = queryString.length === 0 ? '?' : '&'; const symbol = queryString.length === 0 ? '?' : '&';
queryString += typeof val === 'string' ? `${symbol}${key}=${val}` : ''; queryString += typeof val === 'string' ? `${symbol}${key}=${val}` : '';
return queryString; return queryString;
}, '') }, '')
: ''; : '';
}; };
``` ```

3
snippets/pipeAsyncFunctions.md
View File

@ -14,13 +14,14 @@ const pipeAsyncFunctions = (...fns) => arg => fns.reduce((p, f) => p.then(f), Pr
``` ```
```js ```js
const sum = pipeAsyncFunctions( const sum = pipeAsyncFunctions(
x => x + 1, x => x + 1,
x => new Promise(resolve => setTimeout(() => resolve(x + 2), 1000)), x => new Promise(resolve => setTimeout(() => resolve(x + 2), 1000)),
x => x + 3, x => x + 3,
async x => (await x) + 4 async x => (await x) + 4
); );
(async () => { (async() => {
console.log(await sum(5)); // 15 (after one second) console.log(await sum(5)); // 15 (after one second)
})(); })();
``` ```

7
snippets/remove.md
View File

@ -9,13 +9,12 @@ Use `Array.prototype.filter()` to find array elements that return truthy values
The `func` is invoked with three arguments (`value, index, array`). The `func` is invoked with three arguments (`value, index, array`).
```js ```js
const remove = (arr, func) => const remove = (arr, func) =>
Array.isArray(arr) Array.isArray(arr)
? arr.filter(func).reduce((acc, val) => { ? arr.filter(func).reduce((acc, val) => {
arr.splice(arr.indexOf(val), 1); arr.splice(arr.indexOf(val), 1);
return acc.concat(val); return acc.concat(val);
}, []) }, [])
: []; : [];
``` ```

9
snippets/size.md
View File

@ -12,14 +12,15 @@ Use `size` of a [`Blob` object](https://developer.mozilla.org/en-US/docs/Web/API
Split strings into array of characters with `split('')` and return its length. Split strings into array of characters with `split('')` and return its length.
```js ```js
const size = val => const size = val =>
Array.isArray(val) Array.isArray(val)
? val.length ? val.length
: val && typeof val === 'object' : val && typeof val === 'object'
? val.size || val.length || Object.keys(val).length ? val.size || val.length || Object.keys(val).length
: typeof val === 'string' : typeof val === 'string'
? new Blob([val]).size ? new Blob([val]).size
: 0; : 0;
``` ```
```js ```js