class Prism::OptionalParameterNode
Represents an optional parameter to a method, block, or lambda definition.
def a(b = 1)
^^^^^
end
Public Class Methods
Source
# File lib/prism/node.rb, line 19166 def initialize(source, node_id, location, flags, name, name_loc, operator_loc, value) @source = source @node_id = node_id @location = location @flags = flags @name = name @name_loc = name_loc @operator_loc = operator_loc @value = value end
Initialize a new OptionalParameterNode node.
Public Instance Methods
Source
# File lib/prism/node.rb, line 19255 def name @name end
Returns the name attribute.
Source
# File lib/prism/node.rb, line 19299 def value @value end
Returns the value attribute.
Flags
Public Instance Methods
Source
# File lib/prism/node.rb, line 19247 def repeated_parameter? flags.anybits?(ParameterFlags::REPEATED_PARAMETER) end
a parameter name that has been repeated in the method signature
Locations
Public Instance Methods
Source
# File lib/prism/node.rb, line 19264 def name_loc location = @name_loc return location if location.is_a?(Location) @name_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
Source
# File lib/prism/node.rb, line 19282 def operator_loc location = @operator_loc return location if location.is_a?(Location) @operator_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
Returns the Location represented by operator_loc.
Node Interface
Public Class Methods
Public Instance Methods
Source
# File lib/prism/node.rb, line 19189 def accept(visitor) visitor.visit_optional_parameter_node(self) end
See Node.accept.
Source
# File lib/prism/node.rb, line 19194 def child_nodes [value] end
See Node.child_nodes.
Also aliased as: deconstruct
Source
# File lib/prism/node.rb, line 19211 def comment_targets [name_loc, operator_loc, value] #: Array[Prism::node | Location] end
See Node.comment_targets.
Source
# File lib/prism/node.rb, line 19206 def compact_child_nodes [value] end
Source
# File lib/prism/node.rb, line 19219 def copy(node_id: self.node_id, location: self.location, flags: self.flags, name: self.name, name_loc: self.name_loc, operator_loc: self.operator_loc, value: self.value) OptionalParameterNode.new(source, node_id, location, flags, name, name_loc, operator_loc, value) end
Creates a copy of self with the given fields, using self as the template.
Source
# File lib/prism/node.rb, line 19199 def each_child_node return to_enum(:each_child_node) unless block_given? yield value end
See Node.each_child_node.
Repository
Public Instance Methods
Source
# File lib/prism/node.rb, line 19273 def save_name_loc(repository) repository.enter(node_id, :name_loc) end
Save the name_loc location using the given saved source so that it can be retrieved later.
Source
# File lib/prism/node.rb, line 19291 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.
Slicing
Public Instance Methods
Source
# File lib/prism/node.rb, line 19309 def operator operator_loc.slice end
Slice the location of operator_loc from the source.