Class: Object

Inherits:
BasicObject
Defined in:
lib/emissary/core_ext/blank.rb,
lib/emissary/core_ext/misc_object.rb

Overview

BORROWED FROM ACTIVESUPPORT #####

Instance Method Summary collapse

Instance Method Details

#__caller__ ⇒ Object 



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# File 'lib/emissary/core_ext/misc_object.rb', line 13

def __caller__
  caller[1] =~ /\d:in `([^']+)'/
  $1.to_sym rescue nil
end

#__method__ ⇒ Object 



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# File 'lib/emissary/core_ext/misc_object.rb', line 8

def __method__
  caller[0] =~ /\d:in `([^']+)'/
  $1.to_sym rescue nil
end

#blank? ⇒ Boolean

An object is blank if it’s false, empty, or a whitespace string. For example, “”, “ ”, nil, [], and {} are blank.

This simplifies

if !address.nil? && !address.empty?

to

if !address.blank?

Returns:

  • (Boolean) 


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# File 'lib/emissary/core_ext/blank.rb', line 14

def blank?
  respond_to?(:empty?) ? empty? : !self
end

#clone_deep ⇒ Object 



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# File 'lib/emissary/core_ext/misc_object.rb', line 18

def clone_deep
  Marshal.load(Marshal.dump(self)) rescue self.clone
end

#present? ⇒ Boolean

An object is present if it’s not blank.

Returns:

  • (Boolean) 


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# File 'lib/emissary/core_ext/blank.rb', line 19

def present?
  !blank?
end

#try(name, *args) ⇒ Object 



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# File 'lib/emissary/core_ext/misc_object.rb', line 4

def try name, *args
  self.__send__(name, *args) unless not self.respond_to? name
end