Simplified file structure

src/expression/bench_test.go

@@ -0,0 +1,17 @@
+package expression_test
+
+import (
+	"testing"
+
+	"git.akyoto.dev/cli/q/src/expression"
+	"git.akyoto.dev/cli/q/src/token"
+)
+
+func BenchmarkExpression(b *testing.B) {
+	src := []byte("(1+2-3*4)+(5*6-7+8)")
+	tokens := token.Tokenize(src)
+
+	for i := 0; i < b.N; i++ {
+		expression.Parse(tokens)
+	}
+}