Issues

• httpgen: compose JSON-mapping features into a single four-stage marshaler per message

  enhancementfoundationgen/go-httpjson-mapping
  SebastienMelki/sebuf#254 · Filter by author SebastienMelki opened on Aug 10, 2026

• httpgen: MarshalJSON conflict guards miss 19 of 36 feature pairs, emitting uncompilable Go instead of failing generation

  bug
  SebastienMelki/sebuf#252 · Filter by author SebastienMelki opened on Aug 10, 2026
  2

• [BUG] Can't combine enum_value with empty_behavior

  bug
  SebastienMelki/sebuf#251 · Filter by author SteakFisher opened on Aug 10, 2026

• Allow per-endpoint validation error contracts (400 response type)

  consistencyenhancementgen/annotationsgen/go-clientgen/go-httpgen/openapiv3
  SebastienMelki/sebuf#250 · Filter by author hasanMshawrab opened on Aug 7, 2026
  

• openapiv3: string examples still lose quotes when YAML 1.2 and 1.1 resolvers disagree (follow-up to #244)

  SebastienMelki/sebuf#248 · Filter by author SebastienMelki opened on Aug 6, 2026

• openapiv3: same-named services in different packages silently overwrite each other's spec file

  SebastienMelki/sebuf#243 · Filter by author hishamank opened on Aug 6, 2026

• [CI] Example modules are never tested, and make build ignores internal/ changes

  ci/cdfoundationpolish
  SebastienMelki/sebuf#237 · Filter by author SebastienMelki opened on Aug 4, 2026

• [REFACTOR] httpgen and clientgen emit identical filenames for JSON-mapping files, so plugin order decides which one ships

  consistencyfoundationgen/go-clientgen/go-httprefactor
  SebastienMelki/sebuf#236 · Filter by author SebastienMelki opened on Aug 4, 2026

• [BUG] httpgen: five emitters still lack the UnmarshalJSONSebuf twin, so DiscardUnknown is dropped

  bugconsistencygen/go-httpjson-mapping
  SebastienMelki/sebuf#235 · Filter by author SebastienMelki opened on Aug 4, 2026

• openapiv3: synthetic map-entry schemas leak into components.schemas under bare, collision-prone names

  buggen/openapiv3
  SebastienMelki/sebuf#234 · Filter by author SebastienMelki opened on Aug 1, 2026

• openapiv3: response status codes and error schemas are hardcoded to 200/400/default, so 201/204/404/429 and custom error envelopes cannot be described

  enhancementgen/annotationsgen/openapiv3
  SebastienMelki/sebuf#232 · Filter by author SebastienMelki opened on Jul 31, 2026

• openapiv3: path/query parameters use a shadow type-mapper that drops buf.validate constraints, enums, and int64_encoding

  bugconsistencygen/openapiv3
  SebastienMelki/sebuf#231 · Filter by author SebastienMelki opened on Jul 31, 2026

• openapiv3: google.protobuf.Struct / Value / ListValue emitted in descriptor shape instead of their JSON projection

  buggen/openapiv3json-mapping
  SebastienMelki/sebuf#230 · Filter by author SebastienMelki opened on Jul 31, 2026
  1

• openapiv3: proto3 enum zero value is emitted as a legal enum member, and go-http accepts it on input

  buggen/go-httpgen/openapiv3json-mapping
  SebastienMelki/sebuf#229 · Filter by author SebastienMelki opened on Jul 31, 2026

• protoc-gen-go-client: optional query-param field generates invalid pointer comparison

  SebastienMelki/sebuf#228 · Filter by author SebastienMelki opened on Jul 31, 2026

• protoc-gen-go-client: duplicate call-option functions when a header is declared on multiple RPCs

  SebastienMelki/sebuf#227 · Filter by author SebastienMelki opened on Jul 31, 2026

• httpgen/clientgen: int64_encoding=NUMBER is bypassed for messages reached only through a map value

  enhancementgen/go-clientgen/go-httpjson-mapping
  SebastienMelki/sebuf#224 · Filter by author SebastienMelki opened on Jul 27, 2026

• httpgen/unwrap: hasEncodingMarshalJSON is a depth-0, int64-only check, so the unmarshal path misses nested and non-int64 marshalers

  bugconsistencygen/go-httpjson-mapping
  SebastienMelki/sebuf#223 · Filter by author SebastienMelki opened on Jul 27, 2026

• httpgen/clientgen: bytes_encoding, timestamp_format, nullable and empty_behavior are bypassed when the annotated message is nested

  bugconsistencygen/go-clientgen/go-httpjson-mapping
  SebastienMelki/sebuf#222 · Filter by author SebastienMelki opened on Jul 27, 2026

• codegen: enum_value custom strings are ignored in URL parameter encoding, so the TS client cannot reach the Go server

  bugconsistencygen/go-clientgen/openapiv3gen/py-clientgen/ts-clientjson-mapping
  SebastienMelki/sebuf#219 · Filter by author SebastienMelki opened on Jul 27, 2026

• enum_value / JSON-mapping marshalers: transitive nesting, generator composition, dual-plugin file collision, cross-package enums

  SebastienMelki/sebuf#213 · Filter by author SebastienMelki opened on Jul 21, 2026
  2

• [BUG] httpgen: unwrap types ignore DiscardUnknown

  bug
  SebastienMelki/sebuf#204 · Filter by author MarkGHallak opened on Jul 10, 2026
  2

• protoc-gen-py-client: emit __init__.py re-exports

  enhancementgood first issue
  SebastienMelki/sebuf#171 · Filter by author SebastienMelki opened on May 19, 2026

• protoc-gen-py-client: surface proto comments as Python docstrings

  enhancementgood first issue
  SebastienMelki/sebuf#170 · Filter by author SebastienMelki opened on May 19, 2026

• protoc-gen-py-client: protobuf binary content-type support

  enhancement
  SebastienMelki/sebuf#169 · Filter by author SebastienMelki opened on May 19, 2026