Class: SyntaxTree::ArgParen

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

Overview

ArgParen represents wrapping arguments to a method inside a set of parentheses.

method(argument)

In the example above, there would be an ArgParen node around the Args node that represents the set of arguments being sent to the method method. The argument child node can be nil if no arguments were passed, as in:

method()

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(arguments:, location:, comments: []) ⇒ ArgParen

Returns a new instance of ArgParen.



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# File 'lib/syntax_tree.rb', line 985

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

Instance Attribute Details

#arguments ⇒ Object (readonly)

nil | Args | ArgsForward

the arguments inside the

parentheses



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# File 'lib/syntax_tree.rb', line 977

def arguments
  @arguments
end

#comments ⇒ Object (readonly)

Array[ Comment | EmbDoc ]

the comments attached to this node



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# File 'lib/syntax_tree.rb', line 983

def comments
  @comments
end

#location ⇒ Object (readonly)

Location

the location of this node



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# File 'lib/syntax_tree.rb', line 980

def location
  @location
end

Instance Method Details

#child_nodes ⇒ Object 



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# File 'lib/syntax_tree.rb', line 991

def child_nodes
  [arguments]
end

#format(q) ⇒ Object 



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# File 'lib/syntax_tree.rb', line 995

def format(q)
  unless arguments
    q.text("()")
    return
  end

  q.group(0, "(", ")") do
    q.indent do
      q.breakable("")
      q.format(arguments)
    end
    q.breakable("")
  end
end

#pretty_print(q) ⇒ Object 



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# File 'lib/syntax_tree.rb', line 1010

def pretty_print(q)
  q.group(2, "(", ")") do
    q.text("arg_paren")

    q.breakable
    q.pp(arguments)

    q.pp(Comment::List.new(comments))
  end
end

#to_json(*opts) ⇒ Object 



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# File 'lib/syntax_tree.rb', line 1021

def to_json(*opts)
  {
    type: :arg_paren,
    args: arguments,
    loc: location,
    cmts: comments
  }.to_json(*opts)
end