Example #1
0
//Collapses a proto fieldpath into a go fieldpath.  They are different if some of the fields in the fieldpath have been embedded.
func Collapse(rootPkg string, rootMsg string, path string, descriptorSet *descriptor.FileDescriptorSet) (string, error) {
	msg := descriptorSet.GetMessage(rootPkg, rootMsg)
	if msg == nil {
		return "", &errUndefined{rootPkg, rootMsg, path}
	}
	paths := strings.Split(path, ".")
	if len(paths) == 0 {
		return "", &errUndefined{rootPkg, rootMsg, path}
	}
	if len(paths) == 1 {
		return path, nil
	}
	for _, f := range msg.GetField() {
		if f.GetName() != paths[0] {
			continue
		}
		if f.IsMessage() {
			newRootPkg, newRootMsg := descriptorSet.FindMessage(rootPkg, rootMsg, f.GetName())
			if len(newRootPkg) == 0 || len(newRootMsg) == 0 {
				return "", &errUndefined{rootPkg, rootMsg, path}
			}
			newPath, err := Collapse(newRootPkg, newRootMsg, strings.Join(paths[1:], "."), descriptorSet)
			if err != nil {
				return "", err
			}
			if gogoproto.IsEmbed(f) {
				return newPath, nil
			} else {
				return paths[0] + "." + newPath, nil
			}
		}
	}
	if msg.IsExtendable() {
		newRootPkg, f := descriptorSet.FindExtension(rootPkg, rootMsg, paths[0])
		if f == nil {
			return "", &errUndefined{rootPkg, rootMsg, path}
		}
		typeName := f.GetTypeName()
		typeNames := strings.Split(typeName, ".")
		newRootMsg := typeName
		if len(typeNames) > 1 {
			newRootMsg = typeNames[len(typeNames)-1]
		}
		newPath, err := Collapse(newRootPkg, newRootMsg, strings.Join(paths[1:], "."), descriptorSet)
		if err != nil {
			return "", err
		}
		if gogoproto.IsEmbed(f) {
			return newPath, nil
		} else {
			return paths[0] + "." + newPath, nil
		}
	}
	return "", nil
}
Example #2
0
func (g *Generator) GetFieldName(message *Descriptor, field *descriptor.FieldDescriptorProto) string {
	goTyp, _ := g.GoType(message, field)
	fieldname := CamelCase(*field.Name)
	if gogoproto.IsCustomName(field) {
		fieldname = gogoproto.GetCustomName(field)
	}
	if gogoproto.IsEmbed(field) {
		fieldname = EmbedFieldName(goTyp)
	}
	for _, f := range methodNames {
		if f == fieldname {
			return fieldname + "_"
		}
	}
	return fieldname
}