tools/fidl/fidlgen_cpp/codegen/fragment_method_types.tmpl

{{/*
// Copyright 2022 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
*/}}


{{- define "Method:Types:WireMessagingHeader" }}
{{ IfdefFuchsia }}

{{ EnsureNamespace "" }}
template<>
struct {{ .WireMethodTypes }} {
  {{- if and .HasResponse (not .HasRequest) }}
    {{/* Events */}}
    static constexpr bool HasRequestPayload = {{ .HasResponsePayload }};
    {{- if .HasResponsePayload }}
      using Request = {{ .ResponsePayload }};
    {{- end }}
  {{- else }}
    static constexpr bool HasRequestPayload = {{ .HasRequestPayload }};
    {{- if .HasRequestPayload }}
      using Request = {{ .RequestPayload }};
    {{- end }}
    {{- if .HasResponsePayload }}
      using Response = {{ .ResponsePayload }};
    {{- end }}
  {{- end }}

  {{- if .HasDomainError }}
  using DomainError = {{ .Result.ErrorDecl }};
  {{- end }}

  {{- if or (not .HasResponse) .HasRequest }}
    {{/* One way or two way client calls */}}
    {{- if .HasResponse }}
      using Completer = fidl::Completer<{{ .WireCompleterBase }}>;
    {{- else }}
      using Completer = fidl::Completer<>;
    {{- end }}
  {{- end }}

  {{- if and .HasRequest .HasResponse }}
  using Thenable = ::fidl::internal::WireThenableImpl<
      {{ .Marker }},
      ::fidl::internal::OwnedEncodedMessage<
          {{ .WireTransactionalRequest }}, {{ .Transport.Type }}
      >
  >;

  using BufferThenable = ::fidl::internal::WireThenableImpl<
      {{ .Marker }},
      ::fidl::internal::UnownedEncodedMessage<
          {{ .WireTransactionalRequest }}, {{ .Transport.Type }}
      >
  >;
  {{- end }}
};

{{ EndifFuchsia }}
{{- end }}



{{- define "Method:Types:NaturalMessagingHeader" }}

{{ EnsureNamespace "" }}
template<>
struct {{ .NaturalMethodTypes }} {
  {{ if and .HasResponse (not .HasRequest) }}
    {{/* Events */}}
    {{ if .HasResponsePayload }}
      using Request = {{ .ResponsePayload }};
    {{ end }}
  {{ else }}
    {{ if .HasRequestPayload }}
      using Request = {{ .RequestPayload }};
    {{ end }}
    {{ if .HasResponsePayload }}
      using Response = {{ .ResponsePayload }};
    {{ end }}
  {{ end }}

  {{- if or (not .HasResponse) .HasRequest }}
    {{/* One way or two way client calls */}}
    {{- if .HasResponse }}
      using Completer = fidl::Completer<{{ .NaturalCompleterBase }}>;
    {{- else }}
      using Completer = fidl::Completer<>;
    {{- end }}
  {{- end }}

  {{- if and .HasRequest .HasResponse }}
  using ResultCallback =
      ::fit::callback<void ({{ .NaturalResult }}&)>;
  {{- end }}
};

{{- end }}