Class: YARP::WhenNode

Inherits:
YARPNode
  • Object
show all
Defined in:
lib/yarp/node.rb,
ext/yarp/api_node.c

Overview

Represents the use of the ‘when` keyword within a case statement.

case true
when true
^^^^^^^^^
end

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(keyword_loc, conditions, statements, location) ⇒ WhenNode

def initialize: (keyword_loc: Location, conditions: Array, statements: StatementsNode?, location: Location) -> void



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# File 'lib/yarp/node.rb', line 10219

def initialize(keyword_loc, conditions, statements, location)
  @keyword_loc = keyword_loc
  @conditions = conditions
  @statements = statements
  @location = location
end

Instance Attribute Details

#conditions ⇒ Object (readonly)

attr_reader conditions: Array



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# File 'lib/yarp/node.rb', line 10213

def conditions
  @conditions
end

#keyword_loc ⇒ Object (readonly)

attr_reader keyword_loc: Location



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# File 'lib/yarp/node.rb', line 10210

def keyword_loc
  @keyword_loc
end

#statements ⇒ Object (readonly)

attr_reader statements: StatementsNode?



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# File 'lib/yarp/node.rb', line 10216

def statements
  @statements
end

Instance Method Details

#accept(visitor) ⇒ Object

def accept: (visitor: Visitor) -> void



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# File 'lib/yarp/node.rb', line 10227

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

#child_nodes ⇒ Object Also known as: deconstruct

def child_nodes: () -> Array[nil | Node]



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# File 'lib/yarp/node.rb', line 10232

def child_nodes
  [*conditions, statements]
end

#comment_targets ⇒ Object

def comment_targets: () -> Array[Node | Location]



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# File 'lib/yarp/node.rb', line 10237

def comment_targets
  [keyword_loc, *conditions, *statements]
end

#copy(**params) ⇒ Object

def copy: (**params) -> WhenNode



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# File 'lib/yarp/node.rb', line 10242

def copy(**params)
  WhenNode.new(
    params.fetch(:keyword_loc) { keyword_loc },
    params.fetch(:conditions) { conditions },
    params.fetch(:statements) { statements },
    params.fetch(:location) { location },
  )
end

#deconstruct_keys(keys) ⇒ Object

def deconstruct_keys: (keys: Array) -> Hash[Symbol, nil | Node | Array | String | Token | Array | Location]



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# File 'lib/yarp/node.rb', line 10255

def deconstruct_keys(keys)
  { keyword_loc: keyword_loc, conditions: conditions, statements: statements, location: location }
end

#inspect(inspector = NodeInspector.new) ⇒ Object 



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# File 'lib/yarp/node.rb', line 10264

def inspect(inspector = NodeInspector.new)
  inspector << inspector.header(self)
  inspector << "├── keyword_loc: #{inspector.location(keyword_loc)}\n"
  inspector << "├── conditions: #{inspector.list("#{inspector.prefix}│   ", conditions)}"
  if (statements = self.statements).nil?
    inspector << "└── statements: ∅\n"
  else
    inspector << "└── statements:\n"
    inspector << statements.inspect(inspector.child_inspector("    ")).delete_prefix(inspector.prefix)
  end
  inspector.to_str
end

#keyword ⇒ Object

def keyword: () -> String



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# File 'lib/yarp/node.rb', line 10260

def keyword
  keyword_loc.slice
end