Class: SyntaxTree::Begin

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

Overview

Begin represents a begin..end chain.

begin
  value
end

Instance Attribute Summary collapse

Attributes inherited from Node

#location

Instance Method Summary collapse

Methods inherited from Node

#pretty_print, #to_json

Constructor Details

#initialize(bodystmt:, location:, comments: []) ⇒ Begin

Returns a new instance of Begin.



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# File 'lib/syntax_tree/node.rb', line 1446

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

Instance Attribute Details

#bodystmt ⇒ Object (readonly)

BodyStmt

the bodystmt that contains the contents of this begin block



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# File 'lib/syntax_tree/node.rb', line 1441

def bodystmt
  @bodystmt
end

#comments ⇒ Object (readonly)

Array[ Comment | EmbDoc ]

the comments attached to this node



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# File 'lib/syntax_tree/node.rb', line 1444

def comments
  @comments
end

Instance Method Details

#accept(visitor) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 1452

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

#child_nodes ⇒ Object Also known as: deconstruct 



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# File 'lib/syntax_tree/node.rb', line 1456

def child_nodes
  [bodystmt]
end

#deconstruct_keys(keys) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 1462

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

#format(q) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 1466

def format(q)
  q.text("begin")

  unless bodystmt.empty?
    q.indent do
      q.breakable(force: true) unless bodystmt.statements.empty?
      q.format(bodystmt)
    end
  end

  q.breakable(force: true)
  q.text("end")
end