class Prism::AliasMethodNode

Represents the use of the alias keyword to alias a method.

alias foo bar
^^^^^^^^^^^^^

Public Class Methods

new (source, node_id, location, flags, new_name, old_name, keyword_loc)

Source

# File lib/prism/node.rb, line 494
def initialize(source, node_id, location, flags, new_name, old_name, keyword_loc)
  @source = source
  @node_id = node_id
  @location = location
  @flags = flags
  @new_name = new_name
  @old_name = old_name
  @keyword_loc = keyword_loc
end

Initialize a new AliasMethodNode node.

Public Instance Methods

new_name → SymbolNode | InterpolatedSymbolNode

Source

# File lib/prism/node.rb, line 586
def new_name
  @new_name
end

Represents the new name of the method that will be aliased.

alias foo bar
      ^^^

alias :foo :bar
      ^^^^

alias :"#{foo}" :"#{bar}"
      ^^^^^^^^^

old_name → SymbolNode | InterpolatedSymbolNode | GlobalVariableReadNode | MissingNode

Source

# File lib/prism/node.rb, line 603
def old_name
  @old_name
end

Represents the old name of the method that will be aliased.

alias foo bar
          ^^^

alias :foo :bar
           ^^^^

alias :"#{foo}" :"#{bar}"
                ^^^^^^^^^

Locations

Public Instance Methods

keyword_loc → Location

Source

# File lib/prism/node.rb, line 615
def keyword_loc
  location = @keyword_loc
  return location if location.is_a?(Location)
  @keyword_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end

Represents the Location of the alias keyword.

alias foo bar
^^^^^

Node Interface

Public Class Methods

type ()

Source

# File lib/prism/node.rb, line 563
def self.type
  :alias_method_node
end

See Node.type.

Public Instance Methods

accept (visitor)

Source

# File lib/prism/node.rb, line 516
def accept(visitor)
  visitor.visit_alias_method_node(self)
end

See Node.accept.

child_nodes ()

Source

# File lib/prism/node.rb, line 521
def child_nodes
  [new_name, old_name]
end

See Node.child_nodes.

Also aliased as: deconstruct

comment_targets ()

Source

# File lib/prism/node.rb, line 539
def comment_targets
  [new_name, old_name, keyword_loc] #: Array[Prism::node | Location]
end

See Node.comment_targets.

compact_child_nodes ()

Source

# File lib/prism/node.rb, line 534
def compact_child_nodes
  [new_name, old_name]
end

See Node.compact_child_nodes.

copy(**fields) → AliasMethodNode

Source

# File lib/prism/node.rb, line 547
def copy(node_id: self.node_id, location: self.location, flags: self.flags, new_name: self.new_name, old_name: self.old_name, keyword_loc: self.keyword_loc)
  AliasMethodNode.new(source, node_id, location, flags, new_name, old_name, keyword_loc)
end

Creates a copy of self with the given fields, using self as the template.

deconstruct ()

Alias for: child_nodes

each_child_node () { |new_name| ... }

Source

# File lib/prism/node.rb, line 526
def each_child_node
  return to_enum(:each_child_node) unless block_given?

  yield new_name
  yield old_name
end

See Node.each_child_node.

type ()

Source

# File lib/prism/node.rb, line 558
def type
  :alias_method_node
end

See Node#type.

Repository

Public Instance Methods

save_keyword_loc (repository)

Source

# File lib/prism/node.rb, line 624
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

keyword → String

Source

# File lib/prism/node.rb, line 634
def keyword
  keyword_loc.slice
end

Slice the location of keyword_loc from the source.