Class: Prism::SymbolNode

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

Overview

Represents a symbol literal or a symbol contained within a ‘%i` list.

:foo
^^^^

i[foo]
   ^^^

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source, node_id, location, flags, opening_loc, value_loc, closing_loc, unescaped) ⇒ SymbolNode

Initialize a new SymbolNode node.



17413
17414
17415
17416
17417
17418
17419
17420
17421
17422
 
# File 'lib/prism/node.rb', line 17413

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

Instance Attribute Details

#unescaped ⇒ Object (readonly)

attr_reader unescaped: String



17530
17531
17532
 
# File 'lib/prism/node.rb', line 17530

def unescaped
  @unescaped
end

Class Method Details

.type ⇒ Object

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



17558
17559
17560
 
# File 'lib/prism/node.rb', line 17558

def self.type
  :symbol_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.



17564
17565
17566
17567
17568
17569
17570
17571
 
# File 'lib/prism/node.rb', line 17564

def ===(other)
  other.is_a?(SymbolNode) &&
    (flags === other.flags) &&
    (opening_loc.nil? == other.opening_loc.nil?) &&
    (value_loc.nil? == other.value_loc.nil?) &&
    (closing_loc.nil? == other.closing_loc.nil?) &&
    (unescaped === other.unescaped)
end

#accept(visitor) ⇒ Object

def accept: (Visitor visitor) -> void



17425
17426
17427
 
# File 'lib/prism/node.rb', line 17425

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

#child_nodes ⇒ Object Also known as: deconstruct

def child_nodes: () -> Array



17430
17431
17432
 
# File 'lib/prism/node.rb', line 17430

def child_nodes
  []
end

#closing ⇒ Object

def closing: () -> String?



17543
17544
17545
 
# File 'lib/prism/node.rb', line 17543

def closing
  closing_loc&.slice
end

#closing_loc ⇒ Object

attr_reader closing_loc: Location?



17511
17512
17513
17514
17515
17516
17517
17518
17519
17520
17521
 
# File 'lib/prism/node.rb', line 17511

def closing_loc
  location = @closing_loc
  case location
  when nil
    nil
  when Location
    location
  else
    @closing_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
  end
end

#comment_targets ⇒ Object

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



17440
17441
17442
 
# File 'lib/prism/node.rb', line 17440

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

#compact_child_nodes ⇒ Object

def compact_child_nodes: () -> Array



17435
17436
17437
 
# File 'lib/prism/node.rb', line 17435

def compact_child_nodes
  []
end

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

def copy: (?node_id: Integer, ?location: Location, ?flags: Integer, ?opening_loc: Location?, ?value_loc: Location?, ?closing_loc: Location?, ?unescaped: String) -> SymbolNode



17445
17446
17447
 
# File 'lib/prism/node.rb', line 17445

def copy(node_id: self.node_id, location: self.location, flags: self.flags, opening_loc: self.opening_loc, value_loc: self.value_loc, closing_loc: self.closing_loc, unescaped: self.unescaped)
  SymbolNode.new(source, node_id, location, flags, opening_loc, value_loc, closing_loc, unescaped)
end

#deconstruct_keys(keys) ⇒ Object

def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, opening_loc: Location?, value_loc: Location?, closing_loc: Location?, unescaped: String }



17453
17454
17455
 
# File 'lib/prism/node.rb', line 17453

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

#forced_binary_encoding? ⇒ Boolean

def forced_binary_encoding?: () -> bool

Returns:

  • (Boolean) 


17463
17464
17465
 
# File 'lib/prism/node.rb', line 17463

def forced_binary_encoding?
  flags.anybits?(SymbolFlags::FORCED_BINARY_ENCODING)
end

#forced_us_ascii_encoding? ⇒ Boolean

def forced_us_ascii_encoding?: () -> bool

Returns:

  • (Boolean) 


17468
17469
17470
 
# File 'lib/prism/node.rb', line 17468

def forced_us_ascii_encoding?
  flags.anybits?(SymbolFlags::FORCED_US_ASCII_ENCODING)
end

#forced_utf8_encoding? ⇒ Boolean

def forced_utf8_encoding?: () -> bool

Returns:

  • (Boolean) 


17458
17459
17460
 
# File 'lib/prism/node.rb', line 17458

def forced_utf8_encoding?
  flags.anybits?(SymbolFlags::FORCED_UTF8_ENCODING)
end

#inspect ⇒ Object

def inspect -> String



17548
17549
17550
 
# File 'lib/prism/node.rb', line 17548

def inspect
  InspectVisitor.compose(self)
end

#opening ⇒ Object

def opening: () -> String?



17533
17534
17535
 
# File 'lib/prism/node.rb', line 17533

def opening
  opening_loc&.slice
end

#opening_loc ⇒ Object

attr_reader opening_loc: Location?



17473
17474
17475
17476
17477
17478
17479
17480
17481
17482
17483
 
# File 'lib/prism/node.rb', line 17473

def opening_loc
  location = @opening_loc
  case location
  when nil
    nil
  when Location
    location
  else
    @opening_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
  end
end

#save_closing_loc(repository) ⇒ Object

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



17525
17526
17527
 
# File 'lib/prism/node.rb', line 17525

def save_closing_loc(repository)
  repository.enter(node_id, :closing_loc) unless @closing_loc.nil?
end

#save_opening_loc(repository) ⇒ Object

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



17487
17488
17489
 
# File 'lib/prism/node.rb', line 17487

def save_opening_loc(repository)
  repository.enter(node_id, :opening_loc) unless @opening_loc.nil?
end

#save_value_loc(repository) ⇒ Object

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



17506
17507
17508
 
# File 'lib/prism/node.rb', line 17506

def save_value_loc(repository)
  repository.enter(node_id, :value_loc) unless @value_loc.nil?
end

#type ⇒ Object

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



17553
17554
17555
 
# File 'lib/prism/node.rb', line 17553

def type
  :symbol_node
end

#value ⇒ Object

def value: () -> String?



17538
17539
17540
 
# File 'lib/prism/node.rb', line 17538

def value
  value_loc&.slice
end

#value_loc ⇒ Object

attr_reader value_loc: Location?



17492
17493
17494
17495
17496
17497
17498
17499
17500
17501
17502
 
# File 'lib/prism/node.rb', line 17492

def value_loc
  location = @value_loc
  case location
  when nil
    nil
  when Location
    location
  else
    @value_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
  end
end