class Prism::UndefNode
Represents the use of the undef keyword.
undef :foo, :bar, :baz ^^^^^^^^^^^^^^^^^^^^^^
Public Class Methods
Source
# File lib/prism/node.rb, line 23968 def initialize(source, node_id, location, flags, names, keyword_loc) @source = source @node_id = node_id @location = location @flags = flags @names = names @keyword_loc = keyword_loc end
Initialize a new UndefNode node.
Public Instance Methods
Source
# File lib/prism/node.rb, line 24049 def names @names end
Returns the names attribute.
Locations
Public Instance Methods
Source
# File lib/prism/node.rb, line 24058 def keyword_loc location = @keyword_loc return location if location.is_a?(Location) @keyword_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
Returns the Location represented by keyword_loc.
Node Interface
Public Class Methods
Public Instance Methods
Source
# File lib/prism/node.rb, line 23989 def accept(visitor) visitor.visit_undef_node(self) end
See Node.accept.
Source
# File lib/prism/node.rb, line 23994 def child_nodes [*names] end
See Node.child_nodes.
Also aliased as: deconstruct
Source
# File lib/prism/node.rb, line 24011 def comment_targets [*names, keyword_loc] #: Array[Prism::node | Location] end
See Node.comment_targets.
Source
# File lib/prism/node.rb, line 24006 def compact_child_nodes [*names] end
Source
# File lib/prism/node.rb, line 24019 def copy(node_id: self.node_id, location: self.location, flags: self.flags, names: self.names, keyword_loc: self.keyword_loc) UndefNode.new(source, node_id, location, flags, names, keyword_loc) end
Creates a copy of self with the given fields, using self as the template.
Source
# File lib/prism/node.rb, line 23999 def each_child_node return to_enum(:each_child_node) unless block_given? names.each { |node| yield node } end
See Node.each_child_node.
Repository
Public Instance Methods
Source
# File lib/prism/node.rb, line 24067 def save_keyword_loc(repository) repository.enter(node_id, :keyword_loc) end
Save the keyword_loc location using the given saved source so that it can be retrieved later.
Slicing
Public Instance Methods
Source
# File lib/prism/node.rb, line 24077 def keyword keyword_loc.slice end
Slice the location of keyword_loc from the source.