fix missing semicolon for oneof field

Change-Id: Idafbb735272cbe141d86e05b488ecc66f13e79d0

formatter_test.go

@@ -29,7 +29,7 @@ func TestPrintListOfColumns(t *testing.T) {
 	b := new(bytes.Buffer)
 	f := NewFormatter(b, " ")
 	f.printListOfColumns(list, "enum")
-	formatted := `A   =  1 [a = 1234];
+	formatted := `A   =  1 [a  = 1234];
 ABC = 12 [ab = 1234];
 `
 	if got, want := b.String(), formatted; got != want {

oneof.go

@@ -8,6 +8,16 @@ type Oneof struct {
 	Elements []Visitee
 }
 
+// addElement is part of elementContainer
+func (o *Oneof) addElement(v Visitee) {
+	o.Elements = append(o.Elements, v)
+}
+
+// elements is part of elementContainer
+func (o *Oneof) elements() []Visitee {
+	return o.Elements
+}
+
 // parse expects:
 // oneofName "{" { oneofField | emptyStatement } "}"
 func (o *Oneof) parse(p *Parser) error {
@@ -39,6 +49,7 @@ func (o *Oneof) parse(p *Parser) error {
 			}
 			o.Elements = append(o.Elements, g)
 		case tSEMICOLON:
+			maybeScanInlineComment(p, o)
 			// continue
 		default:
 			goto done
@@ -86,5 +97,9 @@ func (o *OneOfField) columns() (cols []aligned) {
 		}
 		cols = append(cols, leftAligned("]"))
 	}
+	cols = append(cols, alignedSemicolon)
+	if o.Comment != nil {
+		cols = append(cols, notAligned(" //"), notAligned(o.Comment.Message))
+	}
 	return
 }

option.go

@@ -45,7 +45,7 @@ func (o *Option) keyValuePair(embedded bool) (cols []aligned) {
 	equals := alignedEquals
 	name := o.Name
 	if embedded {
-		return append(cols, notAligned(name), equals, rightAligned(o.Constant.String()))
+		return append(cols, leftAligned(name), equals, leftAligned(o.Constant.String())) // numbers right, strings left? TODO
 	}
 	return append(cols, rightAligned(name), equals, rightAligned(o.Constant.String()))
 }