is-es6-generators
v1.0.2
Published
Check whether a value is a `Generator` or `GeneratorFunction`. The `co` way, more strict checking. Always return boolean true or false, never null or undefined.
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is-es6-generators
Check whether a value is a
Generator
orGeneratorFunction
. The co() way, more strict checking. Always return boolean true or false, never null or undefined.
Install
npm i is-es6-generators --save
npm test
Usage
For more use-cases see the tests
var isGenerator = require('is-es6-generators')
var isGeneratorFunction = require('is-es6-generators').fn
var generator = (function * () {})()
var generatorFunction = function * () {yield 42}
isGenerator(null) //=> false
isGenerator(undefined) //=> false
isGenerator([1, 2, 3]) //=> false
isGenerator({name: 'GeneratorFunction'}) //=> false
isGenerator(25) //=> false
isGenerator('test') //=> false
isGenerator(generatorFunction) //=> false
isGenerator(generator), true)
isGeneratorFunction(null) //=> false
isGeneratorFunction(generatorFunction) //=> true
isGeneratorFunction(generator) //=> false
See also
- apidocs-cli: Async CLI for automatically generating API docs from code comments
- is-es6-generator: Check that given value is
Generator
- is-es6-generator-function: Check that given value is
GeneratorFunction
- 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
oruser/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: Check type of given javascript value. Support promises, generators, streams, and native types. Thin wrapper around
kind-of
module. - npm-related: Thin wrapper on top of
helper-related
for generating a list of links to the… more
Contributing
Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.
But before doing anything, please read the CONTRIBUTING.md guidelines.