Class: SyntaxTree::UntilNode

Inherits:
Node
  • Object
show all
Defined in:
lib/syntax_tree/node.rb

Overview

Until represents an until loop.

until predicate
end

Instance Attribute Summary collapse

Attributes inherited from Node

#location

Instance Method Summary collapse

Methods inherited from Node

#construct_keys, #end_char, #pretty_print, #start_char, #to_json, #to_mermaid

Constructor Details

#initialize(predicate:, statements:, location:) ⇒ UntilNode

Returns a new instance of UntilNode.



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# File 'lib/syntax_tree/node.rb', line 11447

def initialize(predicate:, statements:, location:)
  @predicate = predicate
  @statements = statements
  @location = location
  @comments = []
end

Instance Attribute Details

#comments ⇒ Object (readonly)

Array[ Comment | EmbDoc ]

the comments attached to this node



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# File 'lib/syntax_tree/node.rb', line 11445

def comments
  @comments
end

#predicate ⇒ Object (readonly)

Node

the expression to be checked



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# File 'lib/syntax_tree/node.rb', line 11439

def predicate
  @predicate
end

#statements ⇒ Object (readonly)

Statements

the expressions to be executed



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# File 'lib/syntax_tree/node.rb', line 11442

def statements
  @statements
end

Instance Method Details

#===(other) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 11489

def ===(other)
  other.is_a?(UntilNode) && predicate === other.predicate &&
    statements === other.statements
end

#accept(visitor) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 11454

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

#child_nodes ⇒ Object Also known as: deconstruct 



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# File 'lib/syntax_tree/node.rb', line 11458

def child_nodes
  [predicate, statements]
end

#copy(predicate: nil, statements: nil, location: nil) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 11462

def copy(predicate: nil, statements: nil, location: nil)
  node =
    UntilNode.new(
      predicate: predicate || self.predicate,
      statements: statements || self.statements,
      location: location || self.location
    )

  node.comments.concat(comments.map(&:copy))
  node
end

#deconstruct_keys(_keys) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 11476

def deconstruct_keys(_keys)
  {
    predicate: predicate,
    statements: statements,
    location: location,
    comments: comments
  }
end

#format(q) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 11485

def format(q)
  LoopFormatter.new("until", self).format(q)
end

#modifier? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/syntax_tree/node.rb', line 11494

def modifier?
  predicate.location.start_char > statements.location.start_char
end