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Class: Prism::PinnedExpressionNode

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, PrismNode
Instance Chain:
self, PrismNode
Inherits: PrismNode
  • ::Object
Defined in: lib/prism/node.rb,
ext/prism/api_node.c

Overview

Represents the use of the ^ operator for pinning an expression in a pattern matching expression.

foo in ^(bar)
       ^^^^^^

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(source, node_id, location, flags, expression, operator_loc, lparen_loc, rparen_loc) ⇒ PinnedExpressionNode

Initialize a new PinnedExpressionNode node.

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12715

def initialize(source, node_id, location, flags, expression, operator_loc, lparen_loc, rparen_loc)
  @source = source
  @node_id = node_id
  @location = location
  @flags = flags
  @expression = expression
  @operator_loc = operator_loc
  @lparen_loc = lparen_loc
  @rparen_loc = rparen_loc
end

Class Method Details

.type

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

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12808

def self.type
  :pinned_expression_node
end

Instance Attribute Details

#expression (readonly)

attr_reader expression: Prism.node

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12760

attr_reader :expression

Instance Method Details

#===(other)

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

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12814

def ===(other)
  other.is_a?(PinnedExpressionNode) &&
    (expression === other.expression) &&
    (operator_loc.nil? == other.operator_loc.nil?) &&
    (lparen_loc.nil? == other.lparen_loc.nil?) &&
    (rparen_loc.nil? == other.rparen_loc.nil?)
end

#accept(visitor)

def accept: (Visitor visitor) -> void

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12727

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

#child_nodes Also known as: #deconstruct

def child_nodes: () -> Array[nil | Node]

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# File 'lib/prism/node.rb', line 12732

def child_nodes
  [expression]
end

#comment_targets

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

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# File 'lib/prism/node.rb', line 12742

def comment_targets
  [expression, operator_loc, lparen_loc, rparen_loc] #: Array[Prism::node | Location]
end

#compact_child_nodes

def compact_child_nodes: () -> Array

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12737

def compact_child_nodes
  [expression]
end

#copy(node_id: self.node_id, location: self.location, flags: self.flags, expression: self.expression, operator_loc: self.operator_loc, lparen_loc: self.lparen_loc, rparen_loc: self.rparen_loc)

def copy: (?node_id: Integer, ?location: Location, ?flags: Integer, ?expression: Prism.node, ?operator_loc: Location, ?lparen_loc: Location, ?rparen_loc: Location) -> PinnedExpressionNode

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12747

def copy(node_id: self.node_id, location: self.location, flags: self.flags, expression: self.expression, operator_loc: self.operator_loc, lparen_loc: self.lparen_loc, rparen_loc: self.rparen_loc)
  PinnedExpressionNode.new(source, node_id, location, flags, expression, operator_loc, lparen_loc, rparen_loc)
end

#deconstruct

Alias for #child_nodes.

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12752

alias deconstruct child_nodes

#deconstruct_keys(keys)

def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, expression: Prism.node, operator_loc: Location, lparen_loc: Location, rparen_loc: Location }

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# File 'lib/prism/node.rb', line 12755

def deconstruct_keys(keys)
  { node_id: node_id, location: location, expression: expression, operator_loc: operator_loc, lparen_loc: lparen_loc, rparen_loc: rparen_loc }
end

#inspect

def inspect -> String

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12798

def inspect
  InspectVisitor.compose(self)
end

#lparen

def lparen: () -> String

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# File 'lib/prism/node.rb', line 12788

def lparen
  lparen_loc.slice
end

#lparen_loc

attr_reader lparen_loc: Location

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12769

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

#operator

def operator: () -> String

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12783

def operator
  operator_loc.slice
end

#operator_loc

attr_reader operator_loc: Location

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12762

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

#rparen

def rparen: () -> String

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12793

def rparen
  rparen_loc.slice
end

#rparen_loc

attr_reader rparen_loc: Location

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12776

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

#type

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

[ GitHub ]

  
# File 'lib/prism/node.rb', line 12803

def type
  :pinned_expression_node
end