@elzup/kit
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elzup's utils
Install
$ npm install @elzup/kit
Usage
algo/scheduling
calc row grouping of Gantt chart
import scheduling from '@elzup/kit/lib/algo/scheduling'
const items = [
{ id: 'a', start: 1, end: 10 },
{ id: 'b', start: 5, end: 15 },
{ id: 'c', start: 10, end: 20 },
{ id: 'd', start: 12, end: 20 },
{ id: 'e', start: 16, end: 17 },
]
scheduling(items)
// [['a', 'c'], ['b', 'e'], ['d']] | 111111111122
|0123456789012345678901
a| +--------<
b| +---------<
c| +---------<
d| +-------<
e| +<
↓scheduling↓
| 111111111122
|0123456789012345678901
a,c|+---------+---------<
b,e| +---------<+<
d| +-------<
if need gaps (add margin to end)
scheduling(items.map((v) => ({ ...v, end: v.end + 1 })))
// [['a', 'd'], ['b', 'e'], ['c']] | 111111111122
|0123456789012345678901
a,d|+--------.< +-------.<
b,e| +---------.+.<
c| +---------.<
algo/windowed
import { windowed } from '@elzup/kit/lib/algo/windowed'
windowed([1, 2, 3, 4], 2)
// [[1, 2], [2, 3], [3, 4]]
// with size
windowed([1, 2, 3, 4, 5, 6], 3)
// [ [1, 2, 3],
// [2, 3, 4],
// [3, 4, 5],
// [4, 5, 6] ]algo/defrag
import { defrag } from '@elzup/kit/lib/algo/defrag'
defrag([2, 3, 4, 5, 6, 10, 21, 22, 23])
// [ { start: 2, end: 6 },
// { start: 10, end: 10 },
// { start: 21, end: 23 } ]
// with rule
defrag([1, 2, 4, 10, 12], (a, b) => b - a <= 2) // diff <= 2 is chain
// [ { start: 1, end: 4 },
// { start: 10, end: 12 } ]algo/outscape
import { outscape } from '@elzup/kit/lib/algo/outscape'
const min = 60
const hour = 60 * min
outscape([min, 5 * min, 10 * min, 30 * min, hour], 8 * hour, 500, 10)
// { visibles: [false, false, true, true, true] }
/* [ 1.04166, 5.20833, 10.4166, 31.25, 62.5 ] canvas gaps
ruler sizes, coordinate width, canvas size, minimum gap canvas size */algo/rowspan
import { rowspan } from '@elzup/kit/lib/algo/rowspan'
const rows = [
['a', 1, true],
['a', 2, false],
['a', 2, true],
['a', 2, true],
['b', 1, false],
]
rowspan(rows)
// [ [true, true, true],
// [false, true, true],
// [false, false, true],
// [false, false, false],
// [true, true, true], ]| a | 1 | true |
| 2 | false | |
| true | ||
| b | 1 | false |
chunk
import { chunk } from '@elzup/kit/lib/chunk'
chunk([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], 3)
// [ [1, 2, 3],
// [4, 5, 6],
// [7, 8, 9],
// [10], ]makeToggle
import { makeToggle } from '@elzup/kit/lib/makeToggle'
const toggle3 = makeToggle([1, 2, 3])
expect(toggle3(1)).toBe(2)
expect(toggle3(2)).toBe(3)
expect(toggle3(3)).toBe(1)clean
remove undefined primitive clone
import { clean } from '@elzup/kit/lib/clean'
clean({
a: 1,
b: undefined,
c: 'c',
})
// {
// a: 1,
// c: "c",
// }
// !!
clean({ a: new Date(0), b: null, c: new RegExp('^a$') })
// {
// a: "1970-01-01T00:00:00.000Z",
// b: null,
// c: Object {},
// }Warning: clean, (and aliased clone) is using JSON.stringify can not serialize Date, RegExp, Function, undefined, Symbol, Map, Set, WeakMap, WeakSet
obj/makeObj
import { makeObj } from '@elzup/kit/lib/obj/makeObj'
makeObj(['a', 'b'], 0)
// {
// a: 0,
// b: 0,
// }obj/countup
import { countup } from '@elzup/kit/lib/obj/countup'
countup(['a', 'b', 'a', 1, 0, 0, 0])
// Map {
// "a" => 2,
// "b" => 1,
// 1 => 1,
// 0 => 3,
// }time
import { timeParts } from '@elzup/kit/lib/time/utils'
timeParts()
// { year: 2123, month: 4, date: 5, hour: 6, minute: 7, second: 8 }
import { timePartsStr } from '@elzup/kit/lib/time/format'
timePartsStr()
// { yyyy: "2123", mo: "04", dd: "05", hh: "06", mn: "07", ss: "08" }char/width
import {
fullWidth,
halfWith,
hardNormalizeText,
softNormalizeText,
} from '@elzup/kit/lib/char/width'
fullWidth('AbcＡｂ')
// 'ＡｂｃＡｂ'
halfWidth('abcＡｂ')
// 'abcAb'
hardNormalizeText('Ａｂｃ「￥＄％＃＆＊＠」１２３')
// "Abc(¥$%#&*@)123"
hardNormalizeText('Ａｂc｛￥$%#&*@＞１２３') ===
hardNormalizeText('Abｃ（¥＄％＃＆＊＠］123')
// true
softNormalizeText('Ａｂｃ「￥＄％＃＆＊＠」１２３')
// "Abc(¥$%#&*@)123"
softNormalizeText('ＡｂC｛【￥$%#&*@＞>１２３')
// "AbC{(¥$%#&*@>>123"
softNormalizeText('aBｃ（<¥＄％＃＆＊＠)］123')
// "aBc(<¥$%#&*@)]123"template/url googleSearchUrl
import { googleSearchUrl } from '@elzup/kit/lib/template/url'
googleSearchUrl('abc')
// "https://www.google.co.jp/search?q=abc"clamp
import { clamp, negaposi } from '@elzup/kit/lib/clamp'
// val, min, max
clamp(1, 20, 30) // 20
clamp(12, 0, 10) // 10
negaposi(10) // 1
negaposi(-500) // -1
negaposi(0) // 0transpose
import { transpose } from '@elzup/kit/lib/transpose'
transpose([
['a', 'b'],
['c', 'd'],
['d', 'e'],
])
// [ ['a', 'c', 'd'],
// ['b', 'd', 'e'], ]performance
import { performanceTimeUtil } = from '@elzup/kit/lib/performance'
const timer = performanceTimeUtil()
timer.mark('step1')
> step1:1234ms
timer.mark('step2')
> step2:1ms
const custom = performanceTimeUtil(({ ms }, name, ...params) =>{
console.log(`${name}: [${Math.floor(ms)}ms]`)
console.log(`- ${JSON.stringify(params)} ${ms}`)
})
custom.mark('step1')
> step1: [4731ms]
> - [] 4731.639425039291
custom.mark('step2', 'hello')
> step2: [9ms]
> - ["hello"] 9.945472955703735
custom.mark('step3', 1, 2, 3)
> step3: [850ms]
> - [1,2,3] 850.8986039161682Other specs (more than 50 funcs)
v3 -> v4 migration
rename src/{ => algo}/defrag.ts
rename src/{ => algo}/permutation.ts
rename src/{ => algo}/queueMerge.ts
rename src/{ => algo}/scheduling.ts
rename src/{ => char}/ascii.ts
rename src/{ => char}/bom.ts
rename src/{ => char}/constants.ts
rename src/{ => char}/romanization.ts
rename src/{ => niche}/anyHashMatch.ts
rename src/{ => obj}/countup.ts
rename src/{ => obj}/groupBy.ts
rename src/{ => obj}/invert.ts
rename src/{ => obj}/keyBy.ts
rename src/{ => obj}/makeMap.ts
rename src/{ => obj}/makeObj.ts
rename src/{ => obj}/upsert.ts
rename src/{ => template}/slack.ts
rename src/{ => template}/url.ts
rename src/{seedRand.ts => rand/make.ts}
rename src/rand/{randRange.ts => range.ts}
rename src/{mapId.ts => obj/idfy.ts}
rename src/{comps.ts => windowed.ts}
rename src/{src/times.ts => time/format.ts}
rename src/{formatTime.ts => time/utils.ts}
rename src/{shiftChar.ts => char/shift.ts}
rename src/{strinc.ts => incstr.ts}
License
MIT © anozon