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

Travis build: 1021 [cron]

Browse Source
This commit is contained in:
30secondsofcode
2019-02-25 15:09:51 +00:00
parent ffc7d2aeb8
commit e1d6a8f9af
7 changed files with 136 additions and 61 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
dist/_30s.es5.js vendored
View File

@ -2534,14 +2534,25 @@
var validateNumber = function validateNumber(n) {
return !isNaN(parseFloat(n)) && isFinite(n) && Number(n) == n;
};
var vectorDistance = function vectorDistance() {
for (var _len53 = arguments.length, coords = new Array(_len53), _key53 = 0; _key53 < _len53; _key53++) {
coords[_key53] = arguments[_key53];
}
var pointLength = Math.trunc(coords.length / 2);
var sum = coords.slice(0, pointLength).reduce(function (acc, val, i) {
return acc + Math.pow(val - coords[pointLength + i], 2);
}, 0);
return Math.sqrt(sum);
};
var when = function when(pred, whenTrue) {
return function (x) {
return pred(x) ? whenTrue(x) : x;
};
};
var without = function without(arr) {
for (var _len53 = arguments.length, args = new Array(_len53 > 1 ? _len53 - 1 : 0), _key53 = 1; _key53 < _len53; _key53++) {
args[_key53 - 1] = arguments[_key53];
for (var _len54 = arguments.length, args = new Array(_len54 > 1 ? _len54 - 1 : 0), _key54 = 1; _key54 < _len54; _key54++) {
args[_key54 - 1] = arguments[_key54];
}
return arr.filter(function (v) {
@ -2564,8 +2575,8 @@
return /^(y|yes)$/i.test(val) ? true : /^(n|no)$/i.test(val) ? false : def;
};
var zip = function zip() {
for (var _len54 = arguments.length, arrays = new Array(_len54), _key54 = 0; _key54 < _len54; _key54++) {
arrays[_key54] = arguments[_key54];
for (var _len55 = arguments.length, arrays = new Array(_len55), _key55 = 0; _key55 < _len55; _key55++) {
arrays[_key55] = arguments[_key55];
}
var maxLength = Math.max.apply(Math, _toConsumableArray(arrays.map(function (x) {
@ -2587,8 +2598,8 @@
}, {});
};
var zipWith = function zipWith() {
for (var _len55 = arguments.length, array = new Array(_len55), _key55 = 0; _key55 < _len55; _key55++) {
array[_key55] = arguments[_key55];
for (var _len56 = arguments.length, array = new Array(_len56), _key56 = 0; _key56 < _len56; _key56++) {
array[_key56] = arguments[_key56];
}
var fn = typeof array[array.length - 1] === 'function' ? array.pop() : undefined;
@ -2939,6 +2950,7 @@
exports.unzip = unzip;
exports.unzipWith = unzipWith;
exports.validateNumber = validateNumber;
exports.vectorDistance = vectorDistance;
exports.when = when;
exports.without = without;
exports.words = words;

2
dist/_30s.es5.min.js vendored
View File

File diff suppressed because one or more lines are too long

33
dist/_30s.esm.js vendored
View File

@ -237,11 +237,11 @@ const deepMapKeys = (obj, f) =>
? obj.map(val => deepMapKeys(val, f))
: typeof obj === 'object'
? Object.keys(obj).reduce((acc, current) => {
const val = obj[current];
acc[f(current)] =
const val = obj[current];
acc[f(current)] =
val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);
return acc;
}, {})
return acc;
}, {})
: obj;
const defaults = (obj, ...defs) => Object.assign({}, obj, ...defs.reverse(), obj);
const defer = (fn, ...args) => setTimeout(fn, 1, ...args);
@ -264,9 +264,9 @@ const dig = (obj, target) =>
target in obj
? obj[target]
: Object.values(obj).reduce((acc, val) => {
if (acc !== undefined) return acc;
if (typeof val === 'object') return dig(val, target);
}, undefined);
if (acc !== undefined) return acc;
if (typeof val === 'object') return dig(val, target);
}, undefined);
const digitize = n => [...`${n}`].map(i => parseInt(i));
const distance = (x0, y0, x1, y1) => Math.hypot(x1 - x0, y1 - y0);
const drop = (arr, n = 1) => arr.slice(n);
@ -338,8 +338,8 @@ const extendHex = shortHex =>
const factorial = n =>
n < 0
? (() => {
throw new TypeError('Negative numbers are not allowed!');
})()
throw new TypeError('Negative numbers are not allowed!');
})()
: n <= 1
? 1
: n * factorial(n - 1);
@ -985,9 +985,9 @@ const reject = (pred, array) => array.filter((...args) => !pred(...args));
const remove = (arr, func) =>
Array.isArray(arr)
? arr.filter(func).reduce((acc, val) => {
arr.splice(arr.indexOf(val), 1);
return acc.concat(val);
}, [])
arr.splice(arr.indexOf(val), 1);
return acc.concat(val);
}, [])
: [];
const removeNonASCII = str => str.replace(/[^\x20-\x7E]/g, '');
const renameKeys = (keysMap, obj) =>
@ -1321,6 +1321,13 @@ const unzipWith = (arr, fn) =>
)
.map(val => fn(...val));
const validateNumber = n => !isNaN(parseFloat(n)) && isFinite(n) && Number(n) == n;
const vectorDistance = (...coords) => {
let pointLength = Math.trunc(coords.length / 2);
let sum = coords
.slice(0, pointLength)
.reduce((acc, val, i) => acc + Math.pow(val - coords[pointLength + i], 2), 0);
return Math.sqrt(sum);
};
const when = (pred, whenTrue) => x => (pred(x) ? whenTrue(x) : x);
const without = (arr, ...args) => arr.filter(v => !args.includes(v));
const words = (str, pattern = /[^a-zA-Z-]+/) => str.split(pattern).filter(Boolean);
@ -1343,4 +1350,4 @@ const zipWith = (...array) => {
);
};
export { CSVToArray, CSVToJSON, JSONToFile, JSONtoCSV, RGBToHex, URLJoin, UUIDGeneratorBrowser, UUIDGeneratorNode, all, allEqual, any, approximatelyEqual, arrayToCSV, arrayToHtmlList, ary, atob, attempt, average, averageBy, bifurcate, bifurcateBy, bind, bindAll, bindKey, binomialCoefficient, bottomVisible, btoa, byteSize, call, capitalize, capitalizeEveryWord, castArray, chainAsync, chunk, clampNumber, cloneRegExp, coalesce, coalesceFactory, collectInto, colorize, compact, compactWhitespace, compose, composeRight, converge, copyToClipboard, countBy, countOccurrences, counter, createDirIfNotExists, createElement, createEventHub, currentURL, curry, dayOfYear, debounce, decapitalize, deepClone, deepFlatten, deepFreeze, deepMapKeys, defaults, defer, degreesToRads, delay, detectDeviceType, difference, differenceBy, differenceWith, dig, digitize, distance, drop, dropRight, dropRightWhile, dropWhile, elementContains, elementIsVisibleInViewport, elo, equals, escapeHTML, escapeRegExp, everyNth, extendHex, factorial, fibonacci, filterFalsy, filterNonUnique, filterNonUniqueBy, findKey, findLast, findLastIndex, findLastKey, flatten, flattenObject, flip, forEachRight, forOwn, forOwnRight, formatDuration, fromCamelCase, functionName, functions, gcd, geometricProgression, get, getColonTimeFromDate, getDaysDiffBetweenDates, getImages, getMeridiemSuffixOfInteger, getScrollPosition, getStyle, getType, getURLParameters, groupBy, hammingDistance, hasClass, hasFlags, hashBrowser, hashNode, head, hexToRGB, hide, httpGet, httpPost, httpsRedirect, hz, inRange, indentString, indexOfAll, initial, initialize2DArray, initializeArrayWithRange, initializeArrayWithRangeRight, initializeArrayWithValues, initializeNDArray, insertAfter, insertBefore, intersection, intersectionBy, intersectionWith, invertKeyValues, is, isAbsoluteURL, isAfterDate, isAnagram, isArrayLike, isBeforeDate, isBoolean, isBrowser, isBrowserTabFocused, isDivisible, isDuplexStream, isEmpty, isEven, isFunction, isLowerCase, isNegativeZero, isNil, isNull, isNumber, isObject, isObjectLike, isPlainObject, isPrime, isPrimitive, isPromiseLike, isReadableStream, isSameDate, isSorted, isStream, isString, isSymbol, isTravisCI, isUndefined, isUpperCase, isValidJSON, isWritableStream, join, last, lcm, longestItem, lowercaseKeys, luhnCheck, mapKeys, mapNumRange, mapObject, mapString, mapValues, mask, matches, matchesWith, maxBy, maxDate, maxN, median, memoize, merge, midpoint, minBy, minDate, minN, mostPerformant, negate, nest, nodeListToArray, none, nthArg, nthElement, objectFromPairs, objectToPairs, observeMutations, off, offset, omit, omitBy, on, onUserInputChange, once, orderBy, over, overArgs, pad, palindrome, parseCookie, partial, partialRight, partition, percentile, permutations, pick, pickBy, pipeAsyncFunctions, pipeFunctions, pluralize, powerset, prefix, prettyBytes, primes, promisify, pull, pullAtIndex, pullAtValue, pullBy, radsToDegrees, randomHexColorCode, randomIntArrayInRange, randomIntegerInRange, randomNumberInRange, readFileLines, rearg, recordAnimationFrames, redirect, reduceSuccessive, reduceWhich, reducedFilter, reject, remove, removeNonASCII, renameKeys, reverseString, round, runAsync, runPromisesInSeries, sample, sampleSize, scrollToTop, sdbm, serializeCookie, setStyle, shallowClone, shank, show, shuffle, similarity, size, sleep, smoothScroll, sortCharactersInString, sortedIndex, sortedIndexBy, sortedLastIndex, sortedLastIndexBy, splitLines, spreadOver, stableSort, standardDeviation, stringPermutations, stripHTMLTags, sum, sumBy, sumPower, symmetricDifference, symmetricDifferenceBy, symmetricDifferenceWith, tail, take, takeRight, takeRightWhile, takeWhile, throttle, timeTaken, times, toCamelCase, toCurrency, toDecimalMark, toHash, toKebabCase, toOrdinalSuffix, toSafeInteger, toSnakeCase, toTitleCase, toggleClass, tomorrow, transform, triggerEvent, truncateString, truthCheckCollection, unary, uncurry, unescapeHTML, unflattenObject, unfold, union, unionBy, unionWith, uniqueElements, uniqueElementsBy, uniqueElementsByRight, uniqueSymmetricDifference, untildify, unzip, unzipWith, validateNumber, when, without, words, xProd, yesNo, zip, zipObject, zipWith };
export { CSVToArray, CSVToJSON, JSONToFile, JSONtoCSV, RGBToHex, URLJoin, UUIDGeneratorBrowser, UUIDGeneratorNode, all, allEqual, any, approximatelyEqual, arrayToCSV, arrayToHtmlList, ary, atob, attempt, average, averageBy, bifurcate, bifurcateBy, bind, bindAll, bindKey, binomialCoefficient, bottomVisible, btoa, byteSize, call, capitalize, capitalizeEveryWord, castArray, chainAsync, chunk, clampNumber, cloneRegExp, coalesce, coalesceFactory, collectInto, colorize, compact, compactWhitespace, compose, composeRight, converge, copyToClipboard, countBy, countOccurrences, counter, createDirIfNotExists, createElement, createEventHub, currentURL, curry, dayOfYear, debounce, decapitalize, deepClone, deepFlatten, deepFreeze, deepMapKeys, defaults, defer, degreesToRads, delay, detectDeviceType, difference, differenceBy, differenceWith, dig, digitize, distance, drop, dropRight, dropRightWhile, dropWhile, elementContains, elementIsVisibleInViewport, elo, equals, escapeHTML, escapeRegExp, everyNth, extendHex, factorial, fibonacci, filterFalsy, filterNonUnique, filterNonUniqueBy, findKey, findLast, findLastIndex, findLastKey, flatten, flattenObject, flip, forEachRight, forOwn, forOwnRight, formatDuration, fromCamelCase, functionName, functions, gcd, geometricProgression, get, getColonTimeFromDate, getDaysDiffBetweenDates, getImages, getMeridiemSuffixOfInteger, getScrollPosition, getStyle, getType, getURLParameters, groupBy, hammingDistance, hasClass, hasFlags, hashBrowser, hashNode, head, hexToRGB, hide, httpGet, httpPost, httpsRedirect, hz, inRange, indentString, indexOfAll, initial, initialize2DArray, initializeArrayWithRange, initializeArrayWithRangeRight, initializeArrayWithValues, initializeNDArray, insertAfter, insertBefore, intersection, intersectionBy, intersectionWith, invertKeyValues, is, isAbsoluteURL, isAfterDate, isAnagram, isArrayLike, isBeforeDate, isBoolean, isBrowser, isBrowserTabFocused, isDivisible, isDuplexStream, isEmpty, isEven, isFunction, isLowerCase, isNegativeZero, isNil, isNull, isNumber, isObject, isObjectLike, isPlainObject, isPrime, isPrimitive, isPromiseLike, isReadableStream, isSameDate, isSorted, isStream, isString, isSymbol, isTravisCI, isUndefined, isUpperCase, isValidJSON, isWritableStream, join, last, lcm, longestItem, lowercaseKeys, luhnCheck, mapKeys, mapNumRange, mapObject, mapString, mapValues, mask, matches, matchesWith, maxBy, maxDate, maxN, median, memoize, merge, midpoint, minBy, minDate, minN, mostPerformant, negate, nest, nodeListToArray, none, nthArg, nthElement, objectFromPairs, objectToPairs, observeMutations, off, offset, omit, omitBy, on, onUserInputChange, once, orderBy, over, overArgs, pad, palindrome, parseCookie, partial, partialRight, partition, percentile, permutations, pick, pickBy, pipeAsyncFunctions, pipeFunctions, pluralize, powerset, prefix, prettyBytes, primes, promisify, pull, pullAtIndex, pullAtValue, pullBy, radsToDegrees, randomHexColorCode, randomIntArrayInRange, randomIntegerInRange, randomNumberInRange, readFileLines, rearg, recordAnimationFrames, redirect, reduceSuccessive, reduceWhich, reducedFilter, reject, remove, removeNonASCII, renameKeys, reverseString, round, runAsync, runPromisesInSeries, sample, sampleSize, scrollToTop, sdbm, serializeCookie, setStyle, shallowClone, shank, show, shuffle, similarity, size, sleep, smoothScroll, sortCharactersInString, sortedIndex, sortedIndexBy, sortedLastIndex, sortedLastIndexBy, splitLines, spreadOver, stableSort, standardDeviation, stringPermutations, stripHTMLTags, sum, sumBy, sumPower, symmetricDifference, symmetricDifferenceBy, symmetricDifferenceWith, tail, take, takeRight, takeRightWhile, takeWhile, throttle, timeTaken, times, toCamelCase, toCurrency, toDecimalMark, toHash, toKebabCase, toOrdinalSuffix, toSafeInteger, toSnakeCase, toTitleCase, toggleClass, tomorrow, transform, triggerEvent, truncateString, truthCheckCollection, unary, uncurry, unescapeHTML, unflattenObject, unfold, union, unionBy, unionWith, uniqueElements, uniqueElementsBy, uniqueElementsByRight, uniqueSymmetricDifference, untildify, unzip, unzipWith, validateNumber, vectorDistance, when, without, words, xProd, yesNo, zip, zipObject, zipWith };

32
dist/_30s.js vendored
View File

@ -243,11 +243,11 @@
? obj.map(val => deepMapKeys(val, f))
: typeof obj === 'object'
? Object.keys(obj).reduce((acc, current) => {
const val = obj[current];
acc[f(current)] =
const val = obj[current];
acc[f(current)] =
val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);
return acc;
}, {})
return acc;
}, {})
: obj;
const defaults = (obj, ...defs) => Object.assign({}, obj, ...defs.reverse(), obj);
const defer = (fn, ...args) => setTimeout(fn, 1, ...args);
@ -270,9 +270,9 @@
target in obj
? obj[target]
: Object.values(obj).reduce((acc, val) => {
if (acc !== undefined) return acc;
if (typeof val === 'object') return dig(val, target);
}, undefined);
if (acc !== undefined) return acc;
if (typeof val === 'object') return dig(val, target);
}, undefined);
const digitize = n => [...`${n}`].map(i => parseInt(i));
const distance = (x0, y0, x1, y1) => Math.hypot(x1 - x0, y1 - y0);
const drop = (arr, n = 1) => arr.slice(n);
@ -344,8 +344,8 @@
const factorial = n =>
n < 0
? (() => {
throw new TypeError('Negative numbers are not allowed!');
})()
throw new TypeError('Negative numbers are not allowed!');
})()
: n <= 1
? 1
: n * factorial(n - 1);
@ -991,9 +991,9 @@
const remove = (arr, func) =>
Array.isArray(arr)
? arr.filter(func).reduce((acc, val) => {
arr.splice(arr.indexOf(val), 1);
return acc.concat(val);
}, [])
arr.splice(arr.indexOf(val), 1);
return acc.concat(val);
}, [])
: [];
const removeNonASCII = str => str.replace(/[^\x20-\x7E]/g, '');
const renameKeys = (keysMap, obj) =>
@ -1327,6 +1327,13 @@
)
.map(val => fn(...val));
const validateNumber = n => !isNaN(parseFloat(n)) && isFinite(n) && Number(n) == n;
const vectorDistance = (...coords) => {
let pointLength = Math.trunc(coords.length / 2);
let sum = coords
.slice(0, pointLength)
.reduce((acc, val, i) => acc + Math.pow(val - coords[pointLength + i], 2), 0);
return Math.sqrt(sum);
};
const when = (pred, whenTrue) => x => (pred(x) ? whenTrue(x) : x);
const without = (arr, ...args) => arr.filter(v => !args.includes(v));
const words = (str, pattern = /[^a-zA-Z-]+/) => str.split(pattern).filter(Boolean);
@ -1683,6 +1690,7 @@
exports.unzip = unzip;
exports.unzipWith = unzipWith;
exports.validateNumber = validateNumber;
exports.vectorDistance = vectorDistance;
exports.when = when;
exports.without = without;
exports.words = words;

26
snippet_data/snippetList.json
View File

@ -811,7 +811,7 @@
"archived": false
},
"meta": {
"hash": "03b2d6752610b5912a1e4019ffc7ef9f199636595ffd8c58b14cdd9ffa0ec28a"
"hash": "e66191a28aba485589b3b06933c13d999962af982b5b7b1b136c10f4d09abd8d"
}
},
{
@ -941,7 +941,7 @@
"archived": false
},
"meta": {
"hash": "f982b4e8e3ec3c8b0c2ef4f19b38dac90df6ebe2dd4daa0126c917ebc07d3e62"
"hash": "828a6f2f3b94cc537ef0ee30c5ebda28fff688fea65030e47d5721831bdb48ce"
}
},
{
@ -1162,7 +1162,7 @@
"archived": false
},
"meta": {
"hash": "319e1a8fb41490965ee6e28db3e139e65c4ea5b7f43e332bc7216cd790e5d409"
"hash": "383ed61e69b8f63ae42d0746a1995057f4f65b4af6ca7778d8f1771144802acd"
}
},
{
@ -2688,7 +2688,7 @@
"archived": false
},
"meta": {
"hash": "41e67e7f95334dcb734cf92acea7e1398540a18c2358d85cde5ff82e6149a44f"
"hash": "493eaac4ff025739014196f024923baf63e6eba5317c7b364166f3e7087f5bf1"
}
},
{
@ -3391,7 +3391,7 @@
"archived": false
},
"meta": {
"hash": "dcdf66e8d0eb4a1761c6b767b8cc350757087ae817ec371436faab0fff7c0051"
"hash": "0b04f5fe668888db0dc360535cd999669258019f0682eb6e4ad3a1164e408d13"
}
},
{
@ -3763,7 +3763,7 @@
"archived": false
},
"meta": {
"hash": "2fd54c9fc1fb5b0a981df69501b518d5830ea77544d4d5290c7cc13745ca00ea"
"hash": "536833a64ce0c000b82327ed1bb9bcb82e35b237f75aefcca0e0d2def4e9cb63"
}
},
{
@ -4951,6 +4951,20 @@
"hash": "8fb993b0cf78fa83a170aca132bf5eb13430e2cef5ae06f85b9763f286bb792c"
}
},
{
"id": "vectorDistance",
"type": "snippetListing",
"attributes": {
"tags": [
"math",
"beginner"
],
"archived": false
},
"meta": {
"hash": "03d98fe59bf128d50085af5f2948009b08f53f53f72f2bff7421c34f70287b63"
}
},
{
"id": "when",
"type": "snippetListing",

43
snippet_data/snippets.json
View File

@ -1184,7 +1184,7 @@
"fileName": "deepMapKeys.md",
"text": "Deep maps an object keys.\n\nCreates an object with the same values as the provided object and keys generated by running the provided function for each key.\n\nUse `Object.keys(obj)` to iterate over the object's keys. \nUse `Array.prototype.reduce()` to create a new object with the same values and mapped keys using `fn`.",
"codeBlocks": {
"es6": "const deepMapKeys = (obj, f) =>\n Array.isArray(obj)\n ? obj.map(val => deepMapKeys(val, f))\n : typeof obj === 'object'\n ? Object.keys(obj).reduce((acc, current) => {\n const val = obj[current];\n acc[f(current)] =\n val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);\n return acc;\n }, {})\n : obj;",
"es6": "const deepMapKeys = (obj, f) =>\n Array.isArray(obj)\n ? obj.map(val => deepMapKeys(val, f))\n : typeof obj === 'object'\n ? Object.keys(obj).reduce((acc, current) => {\n const val = obj[current];\n acc[f(current)] =\n val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);\n return acc;\n }, {})\n : obj;",
"es5": "function _typeof(obj) { 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 deepMapKeys = function deepMapKeys(obj, f) {\n return Array.isArray(obj) ? obj.map(function (val) {\n return deepMapKeys(val, f);\n }) : _typeof(obj) === 'object' ? Object.keys(obj).reduce(function (acc, current) {\n var val = obj[current];\n acc[f(current)] = val !== null && _typeof(val) === 'object' ? deepMapKeys(val, f) : acc[f(current)] = val;\n return acc;\n }, {}) : obj;\n};",
"example": "const obj = {\n foo: '1',\n nested: {\n child: {\n withArray: [\n {\n grandChild: ['hello']\n }\n ]\n }\n }\n};\nconst upperKeysObj = deepMapKeys(obj, key => key.toUpperCase());\n/*\n{\n \"FOO\":\"1\",\n \"NESTED\":{\n \"CHILD\":{\n \"WITHARRAY\":[\n {\n \"GRANDCHILD\":[ 'hello' ]\n }\n ]\n }\n }\n}\n*/"
},
@ -1196,7 +1196,7 @@
},
"meta": {
"archived": false,
"hash": "03b2d6752610b5912a1e4019ffc7ef9f199636595ffd8c58b14cdd9ffa0ec28a"
"hash": "e66191a28aba485589b3b06933c13d999962af982b5b7b1b136c10f4d09abd8d"
}
},
{
@ -1377,7 +1377,7 @@
"fileName": "dig.md",
"text": "Returns the target value in a nested JSON object, based on the given key.\n\nUse the `in` operator to check if `target` exists in `obj`.\nIf found, return the value of `obj[target]`, otherwise use `Object.values(obj)` and `Array.prototype.reduce()` to recursively call `dig` on each nested object until the first matching key/value pair is found.",
"codeBlocks": {
"es6": "const dig = (obj, target) =>\n target in obj\n ? obj[target]\n : Object.values(obj).reduce((acc, val) => {\n if (acc !== undefined) return acc;\n if (typeof val === 'object') return dig(val, target);\n }, undefined);",
"es6": "const dig = (obj, target) =>\n target in obj\n ? obj[target]\n : Object.values(obj).reduce((acc, val) => {\n if (acc !== undefined) return acc;\n if (typeof val === 'object') return dig(val, target);\n }, undefined);",
"es5": "function _typeof(obj) { 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 dig = function dig(obj, target) {\n return target in obj ? obj[target] : Object.values(obj).reduce(function (acc, val) {\n if (acc !== undefined) return acc;\n if (_typeof(val) === 'object') return dig(val, target);\n }, undefined);\n};",
"example": "const data = {\n level1: {\n level2: {\n level3: 'some data'\n }\n }\n};\ndig(data, 'level3'); // 'some data'\ndig(data, 'level4'); // undefined"
},
@ -1389,7 +1389,7 @@
},
"meta": {
"archived": false,
"hash": "f982b4e8e3ec3c8b0c2ef4f19b38dac90df6ebe2dd4daa0126c917ebc07d3e62"
"hash": "828a6f2f3b94cc537ef0ee30c5ebda28fff688fea65030e47d5721831bdb48ce"
}
},
{
@ -1703,7 +1703,7 @@
"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.",
"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};",
"example": "factorial(6); // 720"
},
@ -1715,7 +1715,7 @@
},
"meta": {
"archived": false,
"hash": "319e1a8fb41490965ee6e28db3e139e65c4ea5b7f43e332bc7216cd790e5d409"
"hash": "383ed61e69b8f63ae42d0746a1995057f4f65b4af6ca7778d8f1771144802acd"
}
},
{
@ -3962,7 +3962,7 @@
},
"meta": {
"archived": false,
"hash": "41e67e7f95334dcb734cf92acea7e1398540a18c2358d85cde5ff82e6149a44f"
"hash": "493eaac4ff025739014196f024923baf63e6eba5317c7b364166f3e7087f5bf1"
}
},
{
@ -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": {
"archived": false,
"hash": "dcdf66e8d0eb4a1761c6b767b8cc350757087ae817ec371436faab0fff7c0051"
"hash": "0b04f5fe668888db0dc360535cd999669258019f0682eb6e4ad3a1164e408d13"
}
},
{
@ -5530,7 +5530,7 @@
"fileName": "remove.md",
"text": "Removes elements from an array 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`).",
"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};",
"example": "remove([1, 2, 3, 4], n => n % 2 === 0); // [2, 4]"
},
@ -5541,7 +5541,7 @@
},
"meta": {
"archived": false,
"hash": "2fd54c9fc1fb5b0a981df69501b518d5830ea77544d4d5290c7cc13745ca00ea"
"hash": "536833a64ce0c000b82327ed1bb9bcb82e35b237f75aefcca0e0d2def4e9cb63"
}
},
{
@ -7289,6 +7289,27 @@
"hash": "8fb993b0cf78fa83a170aca132bf5eb13430e2cef5ae06f85b9763f286bb792c"
}
},
{
"id": "vectorDistance",
"type": "snippet",
"attributes": {
"fileName": "vectorDistance.md",
"text": "Returns the distance between two vectors.\n\nUse `Array.prototype.reduce()`, `Math.pow()` and `Math.sqrt()` to calculate the Euclidean distance between two vectors.",
"codeBlocks": {
"es6": "const vectorDistance = (...coords) => {\n let pointLength = Math.trunc(coords.length / 2);\n let sum = coords\n .slice(0, pointLength)\n .reduce((acc, val, i) => acc + Math.pow(val - coords[pointLength + i], 2), 0);\n return Math.sqrt(sum);\n};",
"es5": "var vectorDistance = function vectorDistance() {\n for (var _len = arguments.length, coords = new Array(_len), _key = 0; _key < _len; _key++) {\n coords[_key] = arguments[_key];\n }\n\n var pointLength = Math.trunc(coords.length / 2);\n var sum = coords.slice(0, pointLength).reduce(function (acc, val, i) {\n return acc + Math.pow(val - coords[pointLength + i], 2);\n }, 0);\n return Math.sqrt(sum);\n};",
"example": "vectorDistance(10, 0, 5, 20, 0, 10); // 11.180339887498949"
},
"tags": [
"math",
"beginner"
]
},
"meta": {
"archived": false,
"hash": "03d98fe59bf128d50085af5f2948009b08f53f53f72f2bff7421c34f70287b63"
}
},
{
"id": "when",
"type": "snippet",

37
vscode_snippets/snippets.json
View File

@ -533,11 +533,11 @@
" ? obj.map(val => deepMapKeys(val, f))",
" : typeof obj === 'object'",
" ? Object.keys(obj).reduce((acc, current) => {",
" const val = obj[current];",
" acc[f(current)] =",
" const val = obj[current];",
" acc[f(current)] =",
" val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);",
" return acc;",
" }, {})",
" return acc;",
" }, {})",
" : obj;"
],
"description": "Deep maps an object keys.\n\nCreates an object with the same values as the provided object and keys generated by running the provided function for each key.\n\nUse `Object.keys(obj)` to iterate over the object's keys. \nUse `Array.prototype.reduce()` to create a new object with the same values and mapped keys using `fn`"
@ -614,9 +614,9 @@
" target in obj",
" ? obj[target]",
" : Object.values(obj).reduce((acc, val) => {",
" if (acc !== undefined) return acc;",
" if (typeof val === 'object') return dig(val, target);",
" }, undefined);"
" if (acc !== undefined) return acc;",
" if (typeof val === 'object') return dig(val, target);",
" }, undefined);"
],
"description": "Returns the target value in a nested JSON object, based on the given key.\n\nUse the `in` operator to check if `target` exists in `obj`.\nIf found, return the value of `obj[target]`, otherwise use `Object.values(obj)` and `Array.prototype.reduce()` to recursively call `dig` on each nested object until the first matching key/value pair is found"
},
@ -778,8 +778,8 @@
"const factorial = n =>",
" n < 0",
" ? (() => {",
" throw new TypeError('Negative numbers are not allowed!');",
" })()",
" throw new TypeError('Negative numbers are not allowed!');",
" })()",
" : n <= 1",
" ? 1",
" : n * factorial(n - 1);"
@ -2490,9 +2490,9 @@
"const remove = (arr, func) =>",
" Array.isArray(arr)",
" ? arr.filter(func).reduce((acc, val) => {",
" arr.splice(arr.indexOf(val), 1);",
" return acc.concat(val);",
" }, [])",
" arr.splice(arr.indexOf(val), 1);",
" return acc.concat(val);",
" }, [])",
" : [];"
],
"description": "Removes elements from an array 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`)"
@ -3328,6 +3328,19 @@
],
"description": "Returns `true` if the given value is a number, `false` otherwise.\n\nUse `!isNaN()` in combination with `parseFloat()` to check if the argument is a number.\nUse `isFinite()` to check if the number is finite.\nUse `Number()` to check if the coercion holds"
},
"vectorDistance": {
"prefix": "30s_vectorDistance",
"body": [
"const vectorDistance = (...coords) => {",
" let pointLength = Math.trunc(coords.length / 2);",
" let sum = coords",
" .slice(0, pointLength)",
" .reduce((acc, val, i) => acc + Math.pow(val - coords[pointLength + i], 2), 0);",
" return Math.sqrt(sum);",
"};"
],
"description": "Returns the distance between two vectors.\n\nUse `Array.prototype.reduce()`, `Math.pow()` and `Math.sqrt()` to calculate the Euclidean distance between two vectors"
},
"when": {
"prefix": "30s_when",
"body": [