Class: Object

Inherits:

BasicObject

Defined in:

lib/sc-core-ext/object.rb

Class Method Summary

• .attr_boolean(*a) ⇒ Object

  Creates an attribute accessor similar to attr_accessor, except the reader is appended with a question mark.

Instance Method Summary

• #dup? ⇒ Boolean

  Attempts to call #dup, and returns itself if the object cannot be duped (Symbol, Fixnum, etc.).

Class Method Details

.attr_boolean(*a) ⇒ Object

Creates an attribute accessor similar to attr_accessor, except the reader is appended with a question mark. The variable name is the same.

Example:

attr_boolean :new_record   # => { #new_record=(bool), #new_record? }

# File 'lib/sc-core-ext/object.rb', line 14

def attr_boolean(*a)
  attr_writer *a
  a.each { |i| define_method("#{i}?") { instance_variable_get("@#{i}") } }
end

Instance Method Details

#dup? ⇒ Boolean

Attempts to call #dup, and returns itself if the object cannot be duped (Symbol, Fixnum, etc.)

Returns:

• (Boolean)

# File 'lib/sc-core-ext/object.rb', line 3

def dup?
  dup rescue self
end