class Prism::LocalVariableOrWriteNode

Represents the use of the ||= operator for assignment to a local variable.

target ||= value
^^^^^^^^^^^^^^^^

Public Class Methods

new (source, node_id, location, flags, name_loc, operator_loc, value, name, depth)

(Source source, Integer node_id, Location location, Integer flags, Location name_loc, Location operator_loc, Prism::node value, Symbol name, Integer depth) → void

Source

# File lib/prism/node.rb, line 20815
def initialize(source, node_id, location, flags, name_loc, operator_loc, value, name, depth)
  @source = source
  @node_id = node_id
  @location = location
  @flags = flags
  @name_loc = name_loc
  @operator_loc = operator_loc
  @value = value
  @name = name
  @depth = depth
end

Initialize a new LocalVariableOrWriteNode node.

Public Instance Methods

depth → Integer

() → Integer

Source

# File lib/prism/node.rb, line 20990
def depth
  @depth
end

Returns the depth attribute.

name → Symbol

() → Symbol

Source

# File lib/prism/node.rb, line 20980
def name
  @name
end

Returns the name attribute.

value → Node

() → Prism::node

Source

# File lib/prism/node.rb, line 20970
def value
  @value
end

Returns the value attribute.

Locations

Public Instance Methods

name_loc → Location

() → Location

Source

# File lib/prism/node.rb, line 20927
def name_loc
  location = @name_loc
  return location if location.is_a?(Location)
  @name_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end

Returns the Location represented by name_loc.

operator_loc → Location

() → Location

Source

# File lib/prism/node.rb, line 20949
def operator_loc
  location = @operator_loc
  return location if location.is_a?(Location)
  @operator_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end

Returns the Location represented by operator_loc.

Node Interface

These methods are present on all subclasses of Node. Read the node interface docs for more information.

Public Class Methods

type ()

() → :local_variable_or_write_node

Source

# File lib/prism/node.rb, line 20909
def self.type
  :local_variable_or_write_node
end

See Node.type.

Public Instance Methods

accept (visitor)

(_Visitor visitor) → untyped

Source

# File lib/prism/node.rb, line 20841
def accept(visitor)
  visitor.visit_local_variable_or_write_node(self)
end

See Node.accept.

child_nodes ()

() → Array[node?]

Source

# File lib/prism/node.rb, line 20848
def child_nodes
  [value]
end

See Node.child_nodes.

Also aliased as: deconstruct

compact_child_nodes ()

() → Array[node]

Source

# File lib/prism/node.rb, line 20865
def compact_child_nodes
  [value]
end

See Node.compact_child_nodes.

copy(**fields) → LocalVariableOrWriteNode

(?node_id: Integer, ?location: Location, ?flags: Integer, ?name_loc: Location, ?operator_loc: Location, ?value: Prism::node, ?name: Symbol, ?depth: Integer) → LocalVariableOrWriteNode

Source

# File lib/prism/node.rb, line 20875
def copy(node_id: self.node_id, location: self.location, flags: self.flags, name_loc: self.name_loc, operator_loc: self.operator_loc, value: self.value, name: self.name, depth: self.depth)
  LocalVariableOrWriteNode.new(source, node_id, location, flags, name_loc, operator_loc, value, name, depth)
end

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

deconstruct ()

() → Array[node?]

Alias for: child_nodes

each_child_node () { |value| ... }

() → Enumerator[node, void]
() { (node) → void } → void

Source

# File lib/prism/node.rb, line 20856
def each_child_node(&blk)
  return to_enum(:each_child_node) unless block_given?

  yield value
end

See Node.each_child_node.

type ()

() → :local_variable_or_write_node

Source

# File lib/prism/node.rb, line 20902
def type
  :local_variable_or_write_node
end

See Node#type.

Repository

Methods related to Relocation.

Public Instance Methods

save_name_loc (repository)

(_Repository repository) → Relocation::Entry

Source

# File lib/prism/node.rb, line 20938
def save_name_loc(repository)
  repository.enter(node_id, :name_loc)
end

Save the name_loc location using the given saved source so that it can be retrieved later.

save_operator_loc (repository)

(_Repository repository) → Relocation::Entry

Source

# File lib/prism/node.rb, line 20960
def save_operator_loc(repository)
  repository.enter(node_id, :operator_loc)
end

Save the operator_loc location using the given saved source so that it can be retrieved later.

Slicing

Public Instance Methods

operator → String

() → String

Source

# File lib/prism/node.rb, line 21002
def operator
  operator_loc.slice
end

Slice the location of operator_loc from the source.