GitHub - inspect-js/is-arrow-function: Determine if a function is an ES6 arrow function or not. (original) (raw)

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is-arrow-function

npm module to determine if a function is an ES6 arrow function or not.

NOTE: Only works in Firefox at the moment.

Example

var isArrowFunction = require('is-arrow-function'); assert(!isArrowFunction(function () {})); assert(!isArrowFunction(null)); assert(isArrowFunction((a, b) => a * b)); assert(isArrowFunction(() => 42)); assert(isArrowFunction(x => x * x)); assert(isArrowFunction(x => () => x * x));

Tests

Simply clone the repo, npm install, and run npm test