Class: SyntaxTree::VarRef

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

Overview

VarRef represents a variable reference.

true

This can be a plain local variable like the example above. It can also be a constant, a class variable, a global variable, an instance variable, a keyword (like self, nil, true, or false), or a numbered block variable.

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(value:, location:, comments: []) ⇒ VarRef

Returns a new instance of VarRef.



9535
9536
9537
9538
9539
 
# File 'lib/syntax_tree/node.rb', line 9535

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

Instance Attribute Details

#comments ⇒ Object (readonly)

Array[ Comment | EmbDoc ]

the comments attached to this node



9533
9534
9535
 
# File 'lib/syntax_tree/node.rb', line 9533

def comments
  @comments
end

#value ⇒ Object (readonly)

Const | CVar | GVar | Ident | IVar | Kw

the value of this node



9530
9531
9532
 
# File 'lib/syntax_tree/node.rb', line 9530

def value
  @value
end

Instance Method Details

#accept(visitor) ⇒ Object 



9541
9542
9543
 
# File 'lib/syntax_tree/node.rb', line 9541

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

#child_nodes ⇒ Object Also known as: deconstruct 



9545
9546
9547
 
# File 'lib/syntax_tree/node.rb', line 9545

def child_nodes
  [value]
end

#deconstruct_keys(_keys) ⇒ Object 



9551
9552
9553
 
# File 'lib/syntax_tree/node.rb', line 9551

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

#format(q) ⇒ Object 



9555
9556
9557
 
# File 'lib/syntax_tree/node.rb', line 9555

def format(q)
  q.format(value)
end