Class: Slop::FloatOption

Inherits:
Option
  • Object
show all
Defined in:
lib/slop/types.rb

Overview

Cast the option argument to a Float.

Constant Summary collapse

FLOAT_STRING_REGEXP = 
/\A[+-]?(?:0|[1-9]\d*)(?:\.\d*)?(?:[eE][+-]?\d+)?\z/.freeze

Constants inherited from Option

Option::DEFAULT_CONFIG

Instance Attribute Summary

Attributes inherited from Option

#block, #config, #count, #desc, #flags, #value

Instance Method Summary collapse

Methods inherited from Option

#default_value, #ensure_call, #expects_argument?, #finish, #flag, #help?, #initialize, #key, #null?, #required?, #reset, #suppress_errors?, #tail, #tail?, #to_s, #underscore_flags?, #validate_type?

Constructor Details

This class inherits a constructor from Slop::Option

Instance Method Details

#call(value) ⇒ Object 



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# File 'lib/slop/types.rb', line 87

def call(value)
  value.to_f
end

#valid?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/slop/types.rb', line 83

def valid?(value)
  value =~ FLOAT_STRING_REGEXP
end