Class: CodeKindly::Utils::Boolean

Inherits:
Object
  • Object
show all
Defined in:
lib/code_kindly/utils/boolean.rb

Constant Summary collapse

TRUE_VALUES =

modified from ActiveRecord::ConnectionAdapters::Column (4.2.9)

[true, 1, "1", "t", "T", "true", "TRUE", "on", "ON", "y", "yes"]
FALSE_VALUES = 
[false, 0, "0", "f", "F", "false", "FALSE", "off", "OFF", "n", "no"]

Class Method Summary collapse

Class Method Details

.from(value) ⇒ Object 



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# File 'lib/code_kindly/utils/boolean.rb', line 9

def from (value)
  return true  if is_true?(value)
  return false if is_false?(value)
  nil
end

.is_false?(value) ⇒ Boolean

Returns:



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# File 'lib/code_kindly/utils/boolean.rb', line 15

def is_false? (value)
  return true if FALSE_VALUES.include?(value)
  if value.respond_to?(:downcase)
    return true if FALSE_VALUES.include?(value.downcase)
  end
  false
end

.is_true?(value) ⇒ Boolean

Returns:



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# File 'lib/code_kindly/utils/boolean.rb', line 23

def is_true? (value)
  return true if TRUE_VALUES.include?(value)
  if value.respond_to?(:downcase)
    return true if TRUE_VALUES.include?(value.downcase)
  end
  false
end