error-if-not-function
v1.0.0
Published
Function triggers error if argument is not type 'function'
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writetome51Readme
errorIfNotFunction(arg): void
Triggers error if arg is not a function.
Example
errorIfNotFunction(false);
// Error: "Input must be function"Installation
npm i error-if-not-function
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// if using TypeScript:
import { errorIfNotFunction } from 'error-if-not-function';
// if using ES5 JavaScript:
var errorIfNotFunction = require('error-if-not-function').errorIfNotFunction;