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Class: Prism::InNode

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

Overview

Represents the use of the #in keyword in a case statement.

case a; in b then c end
        ^^^^^^^^^^^

Class Method Summary

Instance Attribute Summary

  • #pattern readonly

    attr_reader pattern: Prism.node

  • #statements readonly

    attr_reader statements: StatementsNode?

Instance Method Summary

Constructor Details

.new(source, node_id, location, flags, pattern, statements, in_loc, then_loc) ⇒ InNode

Initialize a new InNode node.

[ GitHub ] 

  


# File 'lib/prism/node.rb', line 7723



def initialize(source, node_id, location, flags, pattern, statements, in_loc, then_loc)
  @source = source
  @node_id = node_id
  @location = location
  @flags = flags
  @pattern = pattern
  @statements = statements
  @in_loc = in_loc
  @then_loc = then_loc
end


  







Class Method Details



  

    .type  
  



  

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

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7815



def self.type
  :in_node
end


  







Instance Attribute Details



  

    #pattern   (readonly)
  



  

    
attr_reader pattern: Prism.node

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7771



attr_reader :pattern


  








  

    #statements   (readonly)
  



  

    
attr_reader statements: StatementsNode?

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7773



attr_reader :statements


  







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 7821



def ===(other)
  other.is_a?(InNode) &&
    (pattern === other.pattern) &&
    (statements === other.statements) &&
    (in_loc.nil? == other.in_loc.nil?) &&
    (then_loc.nil? == other.then_loc.nil?)
end


  








  

    #accept(visitor)  
  



  

    
def accept: (Visitor visitor) -> void

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7735



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


  








  

    #child_nodes  
    Also known as: #deconstruct
  



  

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

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7740



def child_nodes
  [pattern, statements]
end


  








  

    #comment_targets  
  



  

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

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7753



def comment_targets
  [pattern, *statements, in_loc, *then_loc] #: Array[Prism::node | Location]
end


  








  

    #compact_child_nodes  
  



  

    
def compact_child_nodes: () -> Array

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7745



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


  








  

    #copy(node_id: self.node_id, location: self.location, flags: self.flags, pattern: self.pattern, statements: self.statements, in_loc: self.in_loc, then_loc: self.then_loc)  
  



  

    
def copy: (?node_id: Integer, ?location: Location, ?flags: Integer, ?pattern: Prism.node, ?statements: StatementsNode?, ?in_loc: Location, ?then_loc: Location?) -> InNode

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7758



def copy(node_id: self.node_id, location: self.location, flags: self.flags, pattern: self.pattern, statements: self.statements, in_loc: self.in_loc, then_loc: self.then_loc)
  InNode.new(source, node_id, location, flags, pattern, statements, in_loc, then_loc)
end


  








  

    #deconstruct  
  



  

    
Alias for #child_nodes.

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7763



alias deconstruct child_nodes


  








  

    #deconstruct_keys(keys)  
  



  

    
def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, pattern: Prism.node, statements: StatementsNode?, in_loc: Location, then_loc: Location? }

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7766



def deconstruct_keys(keys)
  { node_id: node_id, location: location, pattern: pattern, statements: statements, in_loc: in_loc, then_loc: then_loc }
end


  








  

    #in  
  



  

    
def in: () -> String

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7795



def in
  in_loc.slice
end


  








  

    #in_loc  
  



  

    
attr_reader in_loc: Location

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7775



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


  








  

    #inspect  
  



  

    
def inspect -> String

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7805



def inspect
  InspectVisitor.compose(self)
end


  








  

    #then  
  



  

    
def then: () -> String?

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7800



def then
  then_loc&.slice
end


  








  

    #then_loc  
  



  

    
attr_reader then_loc: Location?

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7782



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


  








  

    #type  
  



  

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

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 7810



def type
  :in_node
end