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# frozen_string_literal: true
module RuboCop
module AST
# A node extension for `casgn` nodes.
# This will be used in place of a plain node when the builder constructs
# the AST, making its methods available to all assignment nodes within RuboCop.
class CasgnNode < Node
# The namespace of the constant being assigned.
#
# @return [Node, nil] the node associated with the scope (e.g. cbase, const, ...)
def namespace
node_parts[0]
end
# The name of the variable being assigned as a symbol.
#
# @return [Symbol] the name of the variable being assigned
def name
node_parts[1]
end
# The expression being assigned to the variable.
#
# @return [Node] the expression being assigned.
def expression
node_parts[2]
end
end
end
end
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