Class: Prism::ParenthesesNode

Inherits:
PrismNode
  • Object
show all
Defined in:
lib/prism/node.rb,
lib/prism/parse_result/newlines.rb,
ext/prism/api_node.c

Overview

Represents a parenthesized expression

(10 + 34)
^^^^^^^^^

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source, node_id, location, flags, body, opening_loc, closing_loc) ⇒ ParenthesesNode

Initialize a new ParenthesesNode node.



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# File 'lib/prism/node.rb', line 15316

def initialize(source, node_id, location, flags, body, opening_loc, closing_loc)
  @source = source
  @node_id = node_id
  @location = location
  @flags = flags
  @body = body
  @opening_loc = opening_loc
  @closing_loc = closing_loc
end

Instance Attribute Details

#body ⇒ Object (readonly)

attr_reader body: Prism::node?



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# File 'lib/prism/node.rb', line 15374

def body
  @body
end

Class Method Details

.type ⇒ Object

Return a symbol representation of this node type. See Node::type.



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# File 'lib/prism/node.rb', line 15423

def self.type
  :parentheses_node
end

Instance Method Details

#===(other) ⇒ Object

Implements case-equality for the node. This is effectively == but without comparing the value of locations. Locations are checked only for presence.



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# File 'lib/prism/node.rb', line 15429

def ===(other)
  other.is_a?(ParenthesesNode) &&
    (flags === other.flags) &&
    (body === other.body) &&
    (opening_loc.nil? == other.opening_loc.nil?) &&
    (closing_loc.nil? == other.closing_loc.nil?)
end

#accept(visitor) ⇒ Object

def accept: (Visitor visitor) -> void



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# File 'lib/prism/node.rb', line 15327

def accept(visitor)
  visitor.visit_parentheses_node(self)
end

#child_nodes ⇒ Object Also known as: deconstruct

def child_nodes: () -> Array



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# File 'lib/prism/node.rb', line 15332

def child_nodes
  [body]
end

#closing ⇒ Object

def closing: () -> String



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# File 'lib/prism/node.rb', line 15408

def closing
  closing_loc.slice
end

#closing_loc ⇒ Object

attr_reader closing_loc: Location



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# File 'lib/prism/node.rb', line 15390

def closing_loc
  location = @closing_loc
  return location if location.is_a?(Location)
  @closing_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end

#comment_targets ⇒ Object

def comment_targets: () -> Array[Node | Location]



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# File 'lib/prism/node.rb', line 15351

def comment_targets
  [*body, opening_loc, closing_loc] #: Array[Prism::node | Location]
end

#compact_child_nodes ⇒ Object

def compact_child_nodes: () -> Array



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# File 'lib/prism/node.rb', line 15344

def compact_child_nodes
  compact = [] #: Array[Prism::node]
  compact << body if body
  compact
end

#copy(node_id: self.node_id, location: self.location, flags: self.flags, body: self.body, opening_loc: self.opening_loc, closing_loc: self.closing_loc) ⇒ Object

def copy: (?node_id: Integer, ?location: Location, ?flags: Integer, ?body: Prism::node?, ?opening_loc: Location, ?closing_loc: Location) -> ParenthesesNode



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# File 'lib/prism/node.rb', line 15356

def copy(node_id: self.node_id, location: self.location, flags: self.flags, body: self.body, opening_loc: self.opening_loc, closing_loc: self.closing_loc)
  ParenthesesNode.new(source, node_id, location, flags, body, opening_loc, closing_loc)
end

#deconstruct_keys(keys) ⇒ Object

def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, body: Prism::node?, opening_loc: Location, closing_loc: Location }



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# File 'lib/prism/node.rb', line 15364

def deconstruct_keys(keys)
  { node_id: node_id, location: location, body: body, opening_loc: opening_loc, closing_loc: closing_loc }
end

#each_child_node {|body| ... } ⇒ Object

def each_child_node: () { (Prism::node) -> void } -> void | () -> Enumerator

Yields:



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# File 'lib/prism/node.rb', line 15337

def each_child_node
  return to_enum(:each_child_node) unless block_given?

  yield body if body
end

#inspect ⇒ Object

def inspect -> String



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# File 'lib/prism/node.rb', line 15413

def inspect
  InspectVisitor.compose(self)
end

#multiple_statements? ⇒ Boolean

def multiple_statements?: () -> bool



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# File 'lib/prism/node.rb', line 15369

def multiple_statements?
  flags.anybits?(ParenthesesNodeFlags::MULTIPLE_STATEMENTS)
end

#newline_flag!(lines) ⇒ Object

:nodoc:



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# File 'lib/prism/parse_result/newlines.rb', line 86

def newline_flag!(lines) # :nodoc:
  # Never mark ParenthesesNode with a newline flag, mark children instead.
end

#opening ⇒ Object

def opening: () -> String



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# File 'lib/prism/node.rb', line 15403

def opening
  opening_loc.slice
end

#opening_loc ⇒ Object

attr_reader opening_loc: Location



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# File 'lib/prism/node.rb', line 15377

def opening_loc
  location = @opening_loc
  return location if location.is_a?(Location)
  @opening_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end

#save_closing_loc(repository) ⇒ Object

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



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# File 'lib/prism/node.rb', line 15398

def save_closing_loc(repository)
  repository.enter(node_id, :closing_loc)
end

#save_opening_loc(repository) ⇒ Object

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



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# File 'lib/prism/node.rb', line 15385

def save_opening_loc(repository)
  repository.enter(node_id, :opening_loc)
end

#type ⇒ Object

Return a symbol representation of this node type. See ‘Node#type`.



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# File 'lib/prism/node.rb', line 15418

def type
  :parentheses_node
end