Class: SyntaxTree::Unless

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

Overview

Unless represents the first clause in an unless chain.

unless predicate
end

Instance Attribute Summary collapse

Attributes inherited from Node

#location

Instance Method Summary collapse

Methods inherited from Node

#construct_keys, #pretty_print, #to_json

Constructor Details

#initialize(predicate:, statements:, consequent:, location:, comments: []) ⇒ Unless 



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# File 'lib/syntax_tree/node.rb', line 9409

def initialize(
  predicate:,
  statements:,
  consequent:,
  location:,
  comments: []
)
  @predicate = predicate
  @statements = statements
  @consequent = consequent
  @location = location
  @comments = 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 9407

def comments
  @comments
end

#consequent ⇒ Object (readonly)

nil, Elsif, Else

the next clause in the chain



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# File 'lib/syntax_tree/node.rb', line 9404

def consequent
  @consequent
end

#predicate ⇒ Object (readonly)

untyped

the expression to be checked



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# File 'lib/syntax_tree/node.rb', line 9398

def predicate
  @predicate
end

#statements ⇒ Object (readonly)

Statements

the expressions to be executed



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# File 'lib/syntax_tree/node.rb', line 9401

def statements
  @statements
end

Instance Method Details

#accept(visitor) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 9423

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

#child_nodes ⇒ Object Also known as: deconstruct 



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# File 'lib/syntax_tree/node.rb', line 9427

def child_nodes
  [predicate, statements, consequent]
end

#deconstruct_keys(_keys) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 9433

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

#format(q) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 9443

def format(q)
  ConditionalFormatter.new("unless", self).format(q)
end