class Prism::BackReferenceReadNode
Represents reading a reference to a field in the previous match.
$' ^^
Public Class Methods
Source
# File lib/prism/node.rb, line 1815 def initialize(source, node_id, location, flags, name) @source = source @node_id = node_id @location = location @flags = flags @name = name end
Initialize a new BackReferenceReadNode node.
Public Instance Methods
Source
# File lib/prism/node.rb, line 1898 def name @name end
The name of the back-reference variable, including the leading $.
$& # name `:$&` $+ # name `:$+`
Node Interface
Public Class Methods
Public Instance Methods
Source
# File lib/prism/node.rb, line 1835 def accept(visitor) visitor.visit_back_reference_read_node(self) end
See Node.accept.
Source
# File lib/prism/node.rb, line 1840 def child_nodes [] end
See Node.child_nodes.
Also aliased as: deconstruct
Source
# File lib/prism/node.rb, line 1856 def comment_targets [] #: Array[Prism::node | Location] end
See Node.comment_targets.
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# File lib/prism/node.rb, line 1851 def compact_child_nodes [] end
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# File lib/prism/node.rb, line 1864 def copy(node_id: self.node_id, location: self.location, flags: self.flags, name: self.name) BackReferenceReadNode.new(source, node_id, location, flags, name) end
Creates a copy of self with the given fields, using self as the template.
Source
# File lib/prism/node.rb, line 1845 def each_child_node return to_enum(:each_child_node) unless block_given? end
See Node.each_child_node.