class SyntaxTree::StringDVar

StringDVar represents shorthand interpolation of a variable into a string. It allows you to take an instance variable, class variable, or global variable and omit the braces when interpolating.

"#@variable"

Attributes

comments [R]

Array[ Comment | EmbDoc ]: the comments attached to this node

variable [R]

Backref | VarRef: the variable being interpolated

Public Class Methods

new (variable:, location:)

Source

# File lib/syntax_tree/node.rb, line 10212
def initialize(variable:, location:)
  @variable = variable
  @location = location
  @comments = []
end

Public Instance Methods

=== (other)

Source

# File lib/syntax_tree/node.rb, line 10249
def ===(other)
  other.is_a?(StringDVar) && variable === other.variable
end

accept (visitor)

Source

# File lib/syntax_tree/node.rb, line 10218
def accept(visitor)
  visitor.visit_string_dvar(self)
end

child_nodes ()

Source

# File lib/syntax_tree/node.rb, line 10222
def child_nodes
  [variable]
end

Also aliased as: deconstruct

copy (variable: nil, location: nil)

Source

# File lib/syntax_tree/node.rb, line 10226
def copy(variable: nil, location: nil)
  node =
    StringDVar.new(
      variable: variable || self.variable,
      location: location || self.location
    )

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

deconstruct ()

Alias for: child_nodes

deconstruct_keys (_keys)

Source

# File lib/syntax_tree/node.rb, line 10239
def deconstruct_keys(_keys)
  { variable: variable, location: location, comments: comments }
end

format (q)

Source

# File lib/syntax_tree/node.rb, line 10243
def format(q)
  q.text('#{')
  q.format(variable)
  q.text("}")
end