Added single line comments

src/build/token/Tokenize.go

@@ -75,6 +75,20 @@ func Tokenize(buffer []byte) List {
 		case '\n':
 			tokens = append(tokens, Token{NewLine, i, newLineBytes})
 
+		// Comment
+		case '/':
+			if i+1 >= len(buffer) || buffer[i+1] != '/' {
+				tokens = append(tokens, Token{Operator, i, buffer[i : i+1]})
+				i++
+				continue
+			}
+
+			for i < len(buffer) && buffer[i] != '\n' {
+				i++
+			}
+
+			continue
+
 		default:
 			// Identifiers
 			if isIdentifierStart(buffer[i]) {