arg-type

Like prop-types, but for vanilla JavaScript

Installation

npm i -S @caiogondim/arg-type

Usage

Example:

import argType, { types } from '@caiogondim/arg-type'

function sum(a, b) {
  argType(a, types.number)
  argType(b, types.number)

  return a + b
}

sum(1, '2') // => throws TypeError because '2' is not a Number

Types

• types.array
• types.bool
• types.func
• types.number
• types.object
• types.string
• types.null
• types.symbol
• types.instanceOf
• types.oneOf
• types.oneOfType
• types.arrayOf
• types.exact

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