is-too

A simple type checker slash validation module striving for code minimalism and a thorough test suite.

The primary use case for is-too is validating input from a form.

Installation

npm install is-too

Usage

var is = require('is-too')

var metal = "666" // |..|.  .|..|

if (is.present(metal) && is.integer(metal)) {
  headBang()
}

Checks

• Operators
  • present
  • equal
  • unequal
  • exactly
  • notExactly
  • greaterThan
  • greaterThanOrEqualTo
  • lessThan
  • lessThanOrEqualTo
  • instanceOf
• Primitives
  • boolean
  • nil
  • undef
  • false
  • falsy
  • true
  • truthy
• Objects
  • object
  • plainObject
  • args
  • array
  • func
• Regular Expressions
  • regex
  • match
• Strings
  • string
  • emptyString
• Numbers
  • number
  • numberString
  • integer
  • integerString
  • hexadecimal
  • hexadecimalString
  • zero
  • zeroString
• Dates
  • date
  • sameDate
  • today
  • futureDate
  • pastDate

Antonyms

is.not[methodName] will return the inverse all methods.

is.not.greaterThan(1, 2) // true : 1 is not greater than 2

Helpers

• toInteger, toInt: converts a number to an integer, and NaN to null because you can do math with null.
• toNumber, toNum: same as toInt, but respects decimals.