Ruby, Rubocop, Software Metrics, Ruby on Rails, Software Development.
lvasgn, gvasgn, ivasgn, cvasgn, masgn, casgn, op-asgn, and-asgn, and, or-asgn nodes. foo = :foo # assignments = 1 # (lvasgn -- local variable assignment # :foo -- variable name `foo` # (sym :foo)) -- assigned value `:foo` $foo = :foo # assignments = 1 # (gvasgn -- global variable assignment # :$foo