Represents a singleton class declaration involving the ‘class` keyword.
class << self end ^^^^^^^^^^^^^^^^^
attr_reader expression: Prism::node
attr_reader body: StatementsNode | BeginNode | nil
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16294
def initialize(source, node_id, location, flags, locals, class_keyword_loc, operator_loc, expression, body, end_keyword_loc)
@source = source
@node_id = node_id
@location = location
@flags = flags
@locals = locals
@class_keyword_loc = class_keyword_loc
@operator_loc = operator_loc
@expression = expression
@body = body
@end_keyword_loc = end_keyword_loc
end
Initialize a new SingletonClassNode node.
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16417
def self.type
:singleton_class_node
end
Return a symbol representation of this node type. See ‘Node::type`.
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16423
def ===(other)
other.is_a?(SingletonClassNode) &&
(locals.length == other.locals.length) &&
locals.zip(other.locals).all? { |left, right| left === right } &&
(class_keyword_loc.nil? == other.class_keyword_loc.nil?) &&
(operator_loc.nil? == other.operator_loc.nil?) &&
(expression === other.expression) &&
(body === other.body) &&
(end_keyword_loc.nil? == other.end_keyword_loc.nil?)
end
Implements case-equality for the node. This is effectively == but without comparing the value of locations. Locations are checked only for presence.
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16308
def accept(visitor)
visitor.visit_singleton_class_node(self)
end
def accept: (Visitor visitor) -> void
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16313
def child_nodes
[expression, body]
end
def child_nodes: () -> Array[nil | Node]
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16392
def class_keyword
class_keyword_loc.slice
end
def class_keyword: () -> String
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16347
def class_keyword_loc
location = @class_keyword_loc
return location if location.is_a?(Location)
@class_keyword_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end
attr_reader class_keyword_loc: Location
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16326
def comment_targets
[class_keyword_loc, operator_loc, expression, *body, end_keyword_loc] #: Array[Prism::node | Location]
end
def comment_targets: () -> Array[Node | Location]
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16318
def compact_child_nodes
compact = [] #: Array[Prism::node]
compact << expression
compact << body if body
compact
end
def compact_child_nodes: () -> Array
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16331
def copy(node_id: self.node_id, location: self.location, flags: self.flags, locals: self.locals, class_keyword_loc: self.class_keyword_loc, operator_loc: self.operator_loc, expression: self.expression, body: self.body, end_keyword_loc: self.end_keyword_loc)
SingletonClassNode.new(source, node_id, location, flags, locals, class_keyword_loc, operator_loc, expression, body, end_keyword_loc)
end
def copy: (?node_id: Integer, ?location: Location, ?flags: Integer, ?locals: Array, ?class_keyword_loc: Location, ?operator_loc: Location, ?expression: Prism::node, ?body: StatementsNode | BeginNode | nil, ?end_keyword_loc: Location) -> SingletonClassNode
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16339
def deconstruct_keys(keys)
{ node_id: node_id, location: location, locals: locals, class_keyword_loc: class_keyword_loc, operator_loc: operator_loc, expression: expression, body: body, end_keyword_loc: end_keyword_loc }
end
def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, locals: Array, class_keyword_loc: Location, operator_loc: Location, expression: Prism::node, body: StatementsNode | BeginNode | nil, end_keyword_loc: Location }
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16402
def end_keyword
end_keyword_loc.slice
end
def end_keyword: () -> String
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16379
def end_keyword_loc
location = @end_keyword_loc
return location if location.is_a?(Location)
@end_keyword_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end
attr_reader end_keyword_loc: Location
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16407
def inspect
InspectVisitor.compose(self)
end
def inspect -> String
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16397
def operator
operator_loc.slice
end
def operator: () -> String
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16360
def operator_loc
location = @operator_loc
return location if location.is_a?(Location)
@operator_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end
attr_reader operator_loc: Location
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16355
def save_class_keyword_loc(repository)
repository.enter(node_id, :class_keyword_loc)
end
Save the class_keyword_loc location using the given saved source so that it can be retrieved later.
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16387
def save_end_keyword_loc(repository)
repository.enter(node_id, :end_keyword_loc)
end
Save the end_keyword_loc location using the given saved source so that it can be retrieved later.
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16368
def save_operator_loc(repository)
repository.enter(node_id, :operator_loc)
end
Save the operator_loc location using the given saved source so that it can be retrieved later.
# File tmp/rubies/ruby-3.4.1/lib/prism/node.rb, line 16412
def type
:singleton_class_node
end
Return a symbol representation of this node type. See ‘Node#type`.