Raku has kebab-case as well as infix subtraction. Sigils disambiguate when the operands are variables ($foo-$bar), and callables must be made explicit: sub

Raku has kebab-case as well as infix subtraction. Sigils disambiguate when the operands are variables ($foo-$bar), and callables must be made explicit: sub foo-bar { 10 } sub bar-foo { 7 } say foo-bar-bar-foo; # Undeclared routine error say foo-bar()-bar-foo; # 3