Class: SyntaxTree::Command

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

Overview

Command represents a method call with arguments and no parentheses. Note that Command nodes only happen when there is no explicit receiver for this method.

method argument

Instance Attribute Summary collapse

Attributes inherited from Node

#location

Instance Method Summary collapse

Methods inherited from Node

#pretty_print, #to_json

Constructor Details

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

Returns a new instance of Command.



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# File 'lib/syntax_tree/node.rb', line 2517

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

Instance Attribute Details

#arguments ⇒ Object (readonly)

Args

the arguments being sent with the message



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# File 'lib/syntax_tree/node.rb', line 2512

def arguments
  @arguments
end

#comments ⇒ Object (readonly)

Array[ Comment | EmbDoc ]

the comments attached to this node



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# File 'lib/syntax_tree/node.rb', line 2515

def comments
  @comments
end

#message ⇒ Object (readonly)

Const | Ident

the message being sent to the implicit receiver



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# File 'lib/syntax_tree/node.rb', line 2509

def message
  @message
end

Instance Method Details

#accept(visitor) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 2524

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

#child_nodes ⇒ Object Also known as: deconstruct 



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# File 'lib/syntax_tree/node.rb', line 2528

def child_nodes
  [message, arguments]
end

#deconstruct_keys(keys) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 2534

def deconstruct_keys(keys)
  {
    message: message,
    arguments: arguments,
    location: location,
    comments: comments
  }
end

#format(q) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 2543

def format(q)
  q.group do
    q.format(message)
    q.text(" ")

    if align?(self)
      q.nest(message.value.length + 1) { q.format(arguments) }
    else
      q.format(arguments)
    end
  end
end