Class: Contracts::Builtin::NatPos

Inherits:

Object

Object
Contracts::Builtin::NatPos

show all

Defined in:: lib/contracts/builtin_contracts.rb

Overview

Check that an argument is a positive natural number (excludes zero).

Class Method Summary collapse

.valid?(val) ⇒ Boolean

Class Method Details

.valid?(val) ⇒ `Boolean`

Returns:

(Boolean)



56
57
58

# File 'lib/contracts/builtin_contracts.rb', line 56

def self.valid?(val)
  val && val.is_a?(Integer) && val > 0
end