Generate Mojom Types in Go

mojo/public/tools/bindings/generators/go_templates/mojom_reference_macros.tmpl

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+{%- macro registerType(mapping, typepkg, pkg, type) -%}
+{%- if type|identifier|identifier_check('RegisterType') -%}{# Already printed out #}
+{%- elif type|package != '' -%} {# Don't print. That package will do it. #}
+{%- else -%}
+{{type|identifier|identifier_store('RegisterType')}}
+
+{%- if type|mojom_type(typepkg) != "" -%}{#- simple kind case: do nothing -#}
+{%- elif type|is_array -%}
+{{registerType(mapping, typepkg, pkg, type.kind)}}
+{%- elif type|is_map -%}
+{{registerType(mapping, typepkg, pkg, type.key_kind)}}
+{{registerType(mapping, typepkg, pkg, type.value_kind)}}
+{% elif type|is_enum %}
+  {{mapping}}["{{type|mojom_type_identifier}}"] = &{{typepkg}}UserDefinedTypeEnumType{
+    Value: {{type|mojom_type_identifier}}(),
+  }
+{% elif type|is_struct %}
+  {{mapping}}["{{type|mojom_type_identifier}}"] = &{{typepkg}}UserDefinedTypeStructType{
+    Value: {{type|mojom_type_identifier}}(),
+  }
+  {% for field in type.fields %}
+{{registerType(mapping, typepkg, pkg, field.kind)}}
+  {% endfor %}
+{% elif type|is_union %}
+  {{mapping}}["{{type|mojom_type_identifier}}"] = &{{typepkg}}UserDefinedTypeUnionType{
+    Value: {{type|mojom_type_identifier}}(),
+  }
+  {% for field in type.fields %}
+{{registerType(mapping, typepkg, pkg, field.kind)}}
+  {% endfor %}
+{% elif type|is_interface %}
+  {{mapping}}["{{type|mojom_type_identifier}}"] = &{{typepkg}}UserDefinedTypeInterfaceType{
+    Value: {{type|mojom_type_identifier}}(),
+  }
+  {% for method in type.methods %}
+{{registerType(mapping, typepkg, pkg, method.param_struct)}}
+  {% if method.response_parameters -%}
+{{registerType(mapping, typepkg, pkg, method.response_param_struct)}}
+  {%- endif %}
+  {%- endfor %}
+{% elif type|is_interface_request -%} {# No need to register anything #}
+{%- else -%}
+  ERROR: UNSUPPORTED TYPE
+  {{type|identifier}}
+{%- endif -%}
+{%- endif -%}
+{%- endmacro -%}