is-generator-function

Determine if a function is an ES6 generator function or not.

v1.0.5 has a bug with core-js in environments without native generator functions. Upgrade to v1.0.6 or later

Last updated 8 years ago by ljharb .

MIT · Repository · Bugs · Original npm · Tarball · package.json

$ gnpm install is-generator-function

SYNC missed versions from official npm registry.

is-generator-function

Is this a native generator function?

Example

var isGeneratorFunction = require('is-generator-function');
assert(!isGeneratorFunction(function () {}));
assert(!isGeneratorFunction(null));
assert(isGeneratorFunction(function* () { yield 42; return Infinity; }));

Tests

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

Current Tags

1.0.4 ... backport (8 years ago)
1.0.10 ... latest (3 years ago)

11 Versions

Maintainers (1)

ljharb

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Dependencies (0)

None

Dev Dependencies (9)

make-generator-function ^1.1.0
tape ^4.6.3
covert ^1.1.0
jscs ^3.0.7
eslint ^3.12.2
@ljharb/eslint-config ^9.0.1
semver ^5.3.0
replace ^0.3.0
nsp ^2.6.2

Dependents (5)