is-async-fn

Check if something is an ES7 async function

v1.1.0 URL: https://unpkg.com/is-async-fn@1.1.0/index.js

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function fn func async await es7 is check

extra-async-function

An async function is a function that delivers its result asynchronously (through Promise).

v1.2.1 URL: https://unpkg.com/extra-async-function@1.2.1/index.js

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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

kind-of

Get the native type of a value.

v6.0.3 URL: https://unpkg.com/kind-of@6.0.3/index.js

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arguments array boolean check date function is is-type is-type-of kind kind-of number object of regexp string test type type-of typeof types