print it nicer

_examples/q/fp.go

@@ -44,7 +44,7 @@ func startParse(addr string) {
 	// Not completely sure about this code..
 	for {
 		item := <-l.items
-		fmt.Printf("%v\n", item)
+		fmt.Printf("{%s %s}\n", itemString[item.typ], item.val)
 		if l.state == nil {
 			break
 		}

_examples/q/lex.go

@@ -25,6 +25,15 @@ const (
 	itemVersionPatch          // the patch level of the software (empty if not determined)
 )
 
+var itemString = map[itemType]string{
+	itemError:        "error",
+	itemSoftware:     "software",
+	itemVendor:       "vendor",
+	itemVersionMajor: "major",
+	itemVersionMinor: "minor",
+	itemVersionPatch: "patch",
+}
+
 // stateFn represents the state of the scanner as a function that returns the next state.
 type stateFn func(*lexer) stateFn