Class: Regex::NonCapturingGroup

Inherits:
MonadicExpression show all
Defined in:
lib/regex/non_capturing_group.rb

Overview

A non-capturing group, in other word it is a pure grouping of sub-expressions

Instance Attribute Summary

Attributes inherited from MonadicExpression

#child

Attributes inherited from Expression

#begin_anchor, #end_anchor

Instance Method Summary collapse

Methods inherited from MonadicExpression

#done!, #lazy!

Methods inherited from CompoundExpression

#atomic?

Methods inherited from Expression

#atomic?, #options, #to_str

Constructor Details

#initialize(aChild) ⇒ NonCapturingGroup

Constructor. [aChild] A sub-expression to match. When successful the matching text is assigned to the capture variable.



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# File 'lib/regex/non_capturing_group.rb', line 12

def initialize(aChild)
  # If necessary get rid of nested non-capturing groups
  effective_child = aChild.kind_of?(self.class) ? aChild.child : aChild
  super(effective_child)
end