Detect which ES6 (ES2015 and above) features are available
npm install feature-detect-es6
Example
``js
var detect = require('feature-detect-es6')
if (detect.all('class', 'spread', 'let', 'arrowFunction')){
// safe to run ES6 code natively..
} else {
// run your transpiled ES5..
}
`
* feature-detect-es6
* .class() ⇒ boolean
* .arrowFunction() ⇒ boolean
* .let() ⇒ boolean
* .const() ⇒ boolean
* .newArrayFeatures() ⇒ boolean
* .newObjectFeatures() ⇒ boolean
* .collections() ⇒ boolean
* .generators() ⇒ boolean
* .promises() ⇒ boolean
* .templateStrings() ⇒ boolean
* .symbols() ⇒ boolean
* .destructuring() ⇒ boolean
* .spread() ⇒ boolean
* .defaultParamValues() ⇒ boolean
* .asyncFunctions() ⇒ boolean
* .all() ⇒ boolean
statement is available.Kind: static method of feature-detect-es6
$3
Returns true if the arrow functions available.Kind: static method of feature-detect-es6
$3
Returns true if the let statement is available.Kind: static method of feature-detect-es6
$3
Returns true if the const statement is available.Kind: static method of feature-detect-es6
$3
Returns true if the new Array features are available (exluding Array.prototype.values which has zero support anywhere).Kind: static method of feature-detect-es6
$3
Returns true if the new functions of Object are available.Kind: static method of feature-detect-es6
$3
Returns true if Map, WeakMap, Set and WeakSet are available.Kind: static method of feature-detect-es6
$3
Returns true if generators are available.Kind: static method of feature-detect-es6
$3
Returns true if Promise is available.Kind: static method of feature-detect-es6
$3
Returns true if template strings are available.Kind: static method of feature-detect-es6
$3
Returns true if Symbol is available.Kind: static method of feature-detect-es6
$3
Returns true if destructuring is available.Kind: static method of feature-detect-es6
$3
Returns true if the spread operator (...) is available.Kind: static method of feature-detect-es6
$3
Returns true if default parameter values are available.Kind: static method of feature-detect-es6
$3
Returns true if async functions are available.Kind: static method of feature-detect-es6
$3
Returns true if all specified features are detected.Kind: static method of feature-detect-es6
| Param | Type | Description |
| --- | --- | --- |
| [...feature] | string | the features to detect. |
Example
`js
var result = detect.all('class', 'spread', 'let', 'arrowFunction')
``*
© 2015-18 Lloyd Brookes \<75pound@gmail.com\>. Documented by jsdoc-to-markdown.