feat: add -keep-proto-names flag

This flag changes the JSON output, keeping the original fields' name as declared in proto, instead of JSON's default lowerCamelCase format

Signed-off-by: Clement Sciascia <clement.sciascia@ovhcloud.com>
This commit is contained in:
Clement Sciascia 2023-01-12 17:03:19 +00:00
parent 61a9c00d87
commit 9cf84405c1
2 changed files with 12 additions and 2 deletions

View File

@ -131,6 +131,8 @@ var (
will accept. If not specified, defaults to 4,194,304 (4 megabytes).`))
emitDefaults = flags.Bool("emit-defaults", false, prettify(`
Emit default values for JSON-encoded responses.`))
keepProtoNames = flags.Bool("keep-proto-names", false, prettify(`
Use the original protobuf name for fields instead of lowerCamelCase, for JSON-encoded responses.`))
protosetOut = flags.String("protoset-out", "", prettify(`
The name of a file to be written that will contain a FileDescriptorSet
proto. With the list and describe verbs, the listed or described
@ -299,6 +301,9 @@ func main() {
if *emitDefaults && *format != "json" {
warn("The -emit-defaults is only used when using json format.")
}
if *keepProtoNames && *format != "json" {
warn("The -keep-proto-names is only used when using json format.")
}
args := flags.Args()
@ -691,6 +696,7 @@ func main() {
includeSeparators := verbosityLevel == 0
options := grpcurl.FormatOptions{
EmitJSONDefaultFields: *emitDefaults,
OrigName: *keepProtoNames,
IncludeTextSeparator: includeSeparators,
AllowUnknownFields: *allowUnknownFields,
}

View File

@ -133,11 +133,12 @@ type Formatter func(proto.Message) (string, error)
// include empty/default values (instead of just omitted them) if emitDefaults
// is true. The given resolver is used to assist with encoding of
// google.protobuf.Any messages.
func NewJSONFormatter(emitDefaults bool, resolver jsonpb.AnyResolver) Formatter {
func NewJSONFormatter(emitDefaults, origName bool, resolver jsonpb.AnyResolver) Formatter {
marshaler := jsonpb.Marshaler{
EmitDefaults: emitDefaults,
Indent: " ",
AnyResolver: resolver,
OrigName: origName,
}
return marshaler.MarshalToString
}
@ -380,6 +381,9 @@ type FormatOptions struct {
// It might be useful when the output is piped to another grpcurl process.
// FormatText only flag.
IncludeTextSeparator bool
// OrigName specifies whether to use the original protobuf name for fields.
OrigName bool
}
// RequestParserAndFormatter returns a request parser and formatter for the
@ -394,7 +398,7 @@ func RequestParserAndFormatter(format Format, descSource DescriptorSource, in io
case FormatJSON:
resolver := AnyResolverFromDescriptorSource(descSource)
unmarshaler := jsonpb.Unmarshaler{AnyResolver: resolver, AllowUnknownFields: opts.AllowUnknownFields}
return NewJSONRequestParserWithUnmarshaler(in, unmarshaler), NewJSONFormatter(opts.EmitJSONDefaultFields, anyResolverWithFallback{AnyResolver: resolver}), nil
return NewJSONRequestParserWithUnmarshaler(in, unmarshaler), NewJSONFormatter(opts.EmitJSONDefaultFields, opts.OrigName, anyResolverWithFallback{AnyResolver: resolver}), nil
case FormatText:
return NewTextRequestParser(in), NewTextFormatter(opts.IncludeTextSeparator), nil
default: