Class: SyntaxTree::Ensure

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

Overview

Ensure represents the use of the ensure keyword and its subsequent statements.

begin
ensure
end

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(keyword:, statements:, location:, comments: []) ⇒ Ensure

Returns a new instance of Ensure.



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# File 'lib/syntax_tree/node.rb', line 4289

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

Instance Attribute Details

#comments ⇒ Object (readonly)

Array[ Comment | EmbDoc ]

the comments attached to this node



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# File 'lib/syntax_tree/node.rb', line 4287

def comments
  @comments
end

#keyword ⇒ Object (readonly)

Kw

the ensure keyword that began this node



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# File 'lib/syntax_tree/node.rb', line 4281

def keyword
  @keyword
end

#statements ⇒ Object (readonly)

Statements

the expressions to be executed



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# File 'lib/syntax_tree/node.rb', line 4284

def statements
  @statements
end

Instance Method Details

#accept(visitor) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 4296

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

#child_nodes ⇒ Object Also known as: deconstruct 



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# File 'lib/syntax_tree/node.rb', line 4300

def child_nodes
  [keyword, statements]
end

#deconstruct_keys(_keys) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 4306

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

#format(q) ⇒ Object 



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# File 'lib/syntax_tree/node.rb', line 4315

def format(q)
  q.format(keyword)

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