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Class: Prism::InterpolatedMatchLastLineNode

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

Overview

Represents a regular expression literal that contains interpolation that is being used in the predicate of a conditional to implicitly match against the last line read by an IO object.

if /foo #{bar} baz/ then end
   ^^^^^^^^^^^^^^^^

Class Method Summary

Instance Attribute Summary

Instance Method Summary

RegularExpressionOptions - Included

#options

Returns a numeric value that represents the flags that were used to create the regular expression.

Constructor Details

.new(source, node_id, location, flags, opening_loc, parts, closing_loc) ⇒ InterpolatedMatchLastLineNode

Initialize a new InterpolatedMatchLastLineNode node.

[ GitHub ] 

  


# File 'lib/prism/node.rb', line 9144



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


  







Class Method Details



  

    .type  
  



  

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

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9279



def self.type
  :interpolated_match_last_line_node
end


  







Instance Attribute Details



  

    #ascii_8bit?  ⇒ Boolean  (readonly)
  



  

    
def ascii_8bit?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9213



def ascii_8bit?
  flags.anybits?(RegularExpressionFlags::ASCII_8BIT)
end


  








  

    #euc_jp?  ⇒ Boolean  (readonly)
  



  

    
def euc_jp?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9208



def euc_jp?
  flags.anybits?(RegularExpressionFlags::EUC_JP)
end


  








  

    #extended?  ⇒ Boolean  (readonly)
  



  

    
def extended?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9193



def extended?
  flags.anybits?(RegularExpressionFlags::EXTENDED)
end


  








  

    #forced_binary_encoding?  ⇒ Boolean  (readonly)
  



  

    
def forced_binary_encoding?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9233



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


  








  

    #forced_us_ascii_encoding?  ⇒ Boolean  (readonly)
  



  

    
def forced_us_ascii_encoding?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9238



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


  








  

    #forced_utf8_encoding?  ⇒ Boolean  (readonly)
  



  

    
def forced_utf8_encoding?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9228



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


  








  

    #ignore_case?  ⇒ Boolean  (readonly)
  



  

    
def ignore_case?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9188



def ignore_case?
  flags.anybits?(RegularExpressionFlags::IGNORE_CASE)
end


  








  

    #multi_line?  ⇒ Boolean  (readonly)
  



  

    
def multi_line?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9198



def multi_line?
  flags.anybits?(RegularExpressionFlags::MULTI_LINE)
end


  








  

    #once?  ⇒ Boolean  (readonly)
  



  

    
def once?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9203



def once?
  flags.anybits?(RegularExpressionFlags::ONCE)
end


  








  

    #parts   (readonly)
  



  

    
attr_reader parts: Array[StringNode | EmbeddedStatementsNode | EmbeddedVariableNode]

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9250



attr_reader :parts


  








  

    #utf_8?  ⇒ Boolean  (readonly)
  



  

    
def utf_8?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9223



def utf_8?
  flags.anybits?(RegularExpressionFlags::UTF_8)
end


  








  

    #windows_31j?  ⇒ Boolean  (readonly)
  



  

    
def windows_31j?: () -> bool

  





  


  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9218



def windows_31j?
  flags.anybits?(RegularExpressionFlags::WINDOWS_31J)
end


  







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 9285



def ===(other)
  other.is_a?(InterpolatedMatchLastLineNode) &&
    (flags === other.flags) &&
    (opening_loc.nil? == other.opening_loc.nil?) &&
    (parts.length == other.parts.length) &&
    parts.zip(other.parts).all? { |left, right| left === right } &&
    (closing_loc.nil? == other.closing_loc.nil?)
end


  








  

    #accept(visitor)  
  



  

    
def accept: (Visitor visitor) -> void

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9155



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


  








  

    #child_nodes  
    Also known as: #deconstruct
  



  

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

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9160



def child_nodes
  [*parts]
end


  








  

    #closing  
  



  

    
def closing: () -> String

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9264



def closing
  closing_loc.slice
end


  








  

    #closing_loc  
  



  

    
attr_reader closing_loc: Location

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9252



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  
  



  

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

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9170



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


  








  

    #compact_child_nodes  
  



  

    
def compact_child_nodes: () -> Array

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9165



def compact_child_nodes
  [*parts]
end


  








  

    #copy(node_id: self.node_id, location: self.location, flags: self.flags, opening_loc: self.opening_loc, parts: self.parts, closing_loc: self.closing_loc)  
  



  

    
def copy: (?node_id: Integer, ?location: Location, ?flags: Integer, ?opening_loc: Location, ?parts: Array[StringNode | EmbeddedStatementsNode | EmbeddedVariableNode], ?closing_loc: Location) -> InterpolatedMatchLastLineNode

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9175



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


  








  

    #deconstruct  
  



  

    
Alias for #child_nodes.

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9180



alias deconstruct child_nodes


  








  

    #deconstruct_keys(keys)  
  



  

    
def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, opening_loc: Location, parts: Array[StringNode | EmbeddedStatementsNode | EmbeddedVariableNode], closing_loc: Location }

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9183



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


  








  

    #inspect  
  



  

    
def inspect -> String

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9269



def inspect
  InspectVisitor.compose(self)
end


  








  

    #newline_flag!(lines)  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/prism/parse_result/newlines.rb', line 122



def newline_flag!(lines) # :nodoc:
  first = parts.first
  first.newline_flag!(lines) if first
end


  








  

    #opening  
  



  

    
def opening: () -> String

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9259



def opening
  opening_loc.slice
end


  








  

    #opening_loc  
  



  

    
attr_reader opening_loc: Location

  



  [ GitHub ]


  

  


# File 'lib/prism/node.rb', line 9243



def opening_loc
  location = @opening_loc
  return location if location.is_a?(Location)
  @opening_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 9274



def type
  :interpolated_match_last_line_node
end