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etale/Number.prototype.js

Last active March 2, 2018 04:25
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an extension for Number
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Number.prototype.js
(({ ownKeys, defineProperty }, { prototype }) => ownKeys(Math).forEach(property => defineProperty( prototype, property, (value => typeof value === 'function' ? value.length < 2 ? { get() { return value(this) } } : { value(a) { return value(this, a) } } : { value })(Math[property]) ) ))(Reflect, Number)
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etale commented Mar 28, 2017 •
edited 

Reflect.ownKeys(Math).forEach((k) => (
  ((value) => (
    Reflect.defineProperty(Number.prototype, k,
      typeof value !== 'function' ? { value } :
      value.length < 2 ? { get() { return value(this) } } :
      { value(a) { return value(a) } }
    )
  ))(Math[k])
))

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etale commented Jul 28, 2017 

Reflect.set(Number.prototype, Symbol.iterator, function* () {
  let i = 0; while (i < this) yield i++
})

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etale commented Mar 2, 2018 

;(({ ownKeys, defineProperty }, { prototype }) =>
  ownKeys(Math).forEach(property =>
    defineProperty(
      prototype,
      property,
      (value =>
        typeof value === 'function'
          ? value.length < 2
            ? {
                get() {
                  return value(this)
                }
              }
            : {
                value(a) {
                  return value(this, a)
                }
              }
          : { value })(Math[property])
    )
  ))(Reflect, Number)

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