validate.io-function

Validates if a value is a function.

v1.0.2 URL: https://unpkg.com/validate.io-function@1.0.2/lib/index.js

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validate.io validate validation validator valid function is isfunction

@stdlib/assert-is-function

Test if a value is a function.

v0.2.2 URL: https://unpkg.com/@stdlib/assert-is-function@0.2.2/lib/index.js

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stdlib stdassert assertion assert utilities utility utils util function is isfunction type check valid validate test

is-generator-fn

Check if something is a generator function

v3.0.0 URL: https://unpkg.com/is-generator-fn@3.0.0/index.js

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generator function func fn is check detect yield type

is-extendable

Returns true if a value is a plain object, array or function.

v1.0.1 URL: https://unpkg.com/is-extendable@1.0.1/index.js

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array assign check date extend extendable extensible function is object regex test

@stdlib/assert-tools-array-function

Return a function which tests if every element in an array passes a test condition.

v0.2.2 URL: https://unpkg.com/@stdlib/assert-tools-array-function@0.2.2/lib/index.js

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stdlib stdassert tools tool valid validate assert is apply array test check function