Class: Contracts::Nat
- Inherits:
-
Object
- Object
- Contracts::Nat
- Defined in:
- lib/contracts/builtin_contracts.rb
Overview
Check that an argument is a natural number.
Class Method Summary collapse
Class Method Details
.valid?(val) ⇒ Boolean
45 46 47 |
# File 'lib/contracts/builtin_contracts.rb', line 45 def self.valid? val val && val >= 0 && val.integer? end |