Module: UU::OS::Lang::ConstantHelper

Defined in:
uu_os_commons-1.5.0/lib/uu/os/lang/constant_helper.rb

Overview

Module providing methods const_defined? and const_get allowing

to use name of constant with

even on Ruby < 2.0.

Instance Method Summary (collapse)

Instance Method Details

- (TrueClass, FalseClass) constant_defined?(constant, root = Object)

Checks if constant is defined.

Parameters:

  • constant (String) —

    Constant name (may include ::).

  • root (Class) (defaults to: Object) —

    Root from which to search for constant (default to Object).

Returns:

  • (TrueClass, FalseClass) —

    True if constant is defined.



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# File 'uu_os_commons-1.5.0/lib/uu/os/lang/constant_helper.rb', line 13

def constant_defined?(constant, root = Object)
  return ConstantHelper.constant_defined?(constant, root)
end

- (Object) constant_get(constant, root = Object)

Returns constant value.

Parameters:

  • constant (String) —

    Constant name (may include ::).

  • root (Class) (defaults to: Object) —

    Root from which to search for constants (default to Object).

Returns:

  • (Object) —

    Constant value.

Raises:

  • (NameError) —

    If constant is not defined.



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# File 'uu_os_commons-1.5.0/lib/uu/os/lang/constant_helper.rb', line 22

def constant_get(constant, root = Object)
  return ConstantHelper.constant_get(constant, root)
end