var r1 rune = -1
		for _, r2 := range "foo, bar, baz\nsome input text.\n" {
			EmptyOpContext(r1, r2)
			r1 = r2
		}
		EmptyOpContext(r1, -1)
	}
}

var sink any

func BenchmarkIsWordChar(b *testing.B) {
	const chars = "Don't communicate by sharing memory, share memory by communicating."
	for i := 0; i < b.N; i++ {
		for _, r := range chars {
			sink = IsWordChar(r)
		}
	}