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JavaScript/8-timer.js
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| @@ -0,0 +1,47 @@ | |||
| 'use strict'; | |||
JavaScript/8-timer.js
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| const setTimer = msec => { | ||
| timer = setTimeout(() => { | ||
| console.log('Cache cleaned'); |
JavaScript/8-timer.js
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| }, msec); | ||
| }; | ||
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| const generateKey = (...args) => args.join('|'); |
JavaScript/8-timer.js
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| return (...args) => { | ||
| if (!timer) setTimer(msec); | ||
| const key = generateKey(...args); |
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Pass array to generateKey to avoid arguments repack
JavaScript/8-timer.js
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| console.log(`Calculate: ${args} = ${fn(...args)}`); | ||
| const res = fn(...args); | ||
| cache[key] = res; |
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Do not write undefined to cache
JavaScript/8-timer.js
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| if (!timer) setTimer(msec); | ||
| const key = generateKey(...args); | ||
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| if (cache[key]) { |
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Check type, aware of 0, false and empty string
| const length = size.length; | ||
| const data = parseFloat(size, 10); | ||
| let k = 1; | ||
| switch (size.charAt(length - 1)) { |
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Use new Map or {} for large cases
JavaScript/a-bytes.js
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| let bytes = 0; | ||
| for (const i in obj) { | ||
| switch (typeof obj[i]) { | ||
| case 'number': |
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{
number: 8,
boolean: 4
....
}
JavaScript/a-bytes.js
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| console.log(`Calculating: ${key}`); | ||
| cache[key] = fn(...args); | ||
| console.dir(`Cache size: ${getSize(cache)}`); |
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Calculate getSize(cache) once
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Problems solved. @tshemsedinov review, please. |
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