1.0.0 • Public • Published

is-es6-generator-function The MIT License

Check that given value is GeneratorFunction

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npm i is-es6-generator-function --save
npm test


For more use-cases see the tests

var isGeneratorFunction = require('is-es6-generator-function')
var generator = (function * () {})()
var genFunction = function * () { yield 42 }
isGeneratorFunction(null) //=> false
isGeneratorFunction(undefined) //=> false
isGeneratorFunction(42) //=> false
isGeneratorFunction('foo') //=> false
isGeneratorFunction(function fn () {}) //=> false
isGeneratorFunction(genFunction) //=> true
isGeneratorFunction(generator) //=> false

See also

  • apidocs-cli: Async CLI for automatically generating API docs from code comments
  • is-es6-generators: Check whether a value is a generator or generator function.
  • is-es6-generator: Check that given value is Generator
  • is-generator-function-name: Check that given value have GeneratorFunction name… more.
  • is-generator-function: Determine if a function is an ES6 generator function or not.
  • is-generator: Check whether a value is a generator or generator function
  • is-hybrid: Check whether an object looks like Hybrid which is promises-a+ promise and callback api
  • is-promise: Test whether an object looks like a promises-a+ promise
  • is-missing: Check that given name or user/repo exists in npm registry or in github as… more
  • is-installed: Checks that given package is installed on the system - globally or locally.
  • is-kindof: Thin wrapper around kind-of and in bonus functional api.
  • npm-related: Thin wrapper on top of helper-related for generating a list of links to the… more


Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
But before doing anything, please read the guidelines.

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