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    enable

    3.4.0¬†‚Äʬ†Public¬†‚Äʬ†Published

    enable

    NPM version build status Test coverage Gittip David deps node version npm download

    Detect es6 and es7 features enable or not.

    Install

    $ npm install enable --save

    Usage

    var enable = require('enable');
     
    if (enable.<feature>) {
      console.log(<feature> is supported);
    }
     
    /* Example:
    if (enable.generator) {
      console.log('supports generator: `function* a() {}`');
    }
    */

    List of features:

    Object related:

    • Object.is
    • Object.assign
    • Object.getOwnPropertySymbols
    • Object.setPrototypeOf
    • Object.observe
    • Object.Object.getOwnPropertyDescriptors

    String related:

    • String.raw
    • String.fromCodePoint
    • String.prototype.codePointAt
    • String.prototype.normalize
    • String.prototype.repeat
    • String.prototype.startsWith
    • String.prototype.endsWith
    • String.prototype.contains
    • String.prototype.anchor
    • String.prototype.big
    • String.prototype.bold
    • String.prototype.fixed
    • String.prototype.fontcolor
    • String.prototype.fontsize
    • String.prototype.italics
    • String.prototype.link
    • String.prototype.small
    • String.prototype.strike
    • String.prototype.sub
    • String.prototype.sup

    Number related:

    • Number.isFinite
    • Number.isInteger
    • Number.isSafeInteger
    • Number.isNaN
    • Number.EPSILON
    • Number.MIN_SAFE_INTEGER

    Math related:

    • Math.clz32
    • Math.imul
    • Math.sign
    • Math.log10
    • Math.log2
    • Math.log1p
    • Math.expm1
    • Math.cosh
    • Math.sinh
    • Math.tanh
    • Math.acosh
    • Math.asinh
    • Math.atanh
    • Math.hypot
    • Math.trunc
    • Math.fround
    • Math.cbrt

    RefExp methods:

    • RegExp.prototype.match
    • RegExp.prototype.replace
    • RegExp.prototype.split
    • RegExp.prototype.search

    Map related:

    • Map
    • Map.prototype.size
    • Map.prototype.get
    • Map.prototype.has
    • Map.prototype.set
    • Map.prototype.delete
    • Map.prototype.keys
    • Map.prototype.values
    • Map.prototype.clear
    • Map.prototype.forEach
    • Map.prototype.entries

    WeakMap related:

    • WeakMap
    • WeakMap.length
    • WeakMap.prototype.constructor
    • WeakMap.prototype.get
    • WeakMap.prototype.set
    • WeakMap.prototype.has
    • WeakMap.prototype.delete
    • WeakMap.prototype.clear

    Set related:

    • Set
    • Set.prototype.constructor
    • Set.prototype.size
    • Set.prototype.add
    • Set.prototype.has
    • Set.prototype.delete
    • Set.prototype.clear
    • Set.prototype.forEach
    • Set.prototype.entries
    • Set.prototype.keys
    • Set.prototype.values

    WeakSet related:

    • WeakSet
    • WeakSet.prototype.constructor
    • WeakSet.prototype.add
    • WeakSet.prototype.has
    • WeakSet.prototype.delete
    • WeakSet.prototype.clear

    Array related:

    • Array.from
    • Array.of
    • Array.prototype.copyWithin
    • Array.prototype.find
    • Array.prototype.findIndex
    • Array.prototype.fill
    • Array.prototype.keys
    • Array.prototype.values
    • Array.prototype.entries

    Others:

    • generator.
    • arrowFunction
    • asyncFunction
    • asyncArrowFunction
    • let.
    • const.
    • Promise.
    • class.

    Test

    $ npm install
    $ npm test

    Coverage

    $ npm test-cov

    Install

    npm i enable

    DownloadsWeekly Downloads

    57,065

    Version

    3.4.0

    License

    MIT

    Unpacked Size

    13.9 kB

    Total Files

    5

    Last publish

    Collaborators

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