Support config.protocol.options which defines which part of protocol definition should be generated.

templates/TypeBuilder_cpp.template

 // This file is generated
 
 // Copyright (c) 2016 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.
 
 #include "{{config.protocol.package}}/{{domain.domain}}.h"
 
 #include "{{config.protocol.package}}/Protocol.h"
 
@@ skipping 127 matching lines @@
 } // namespace {{param.name | to_title_case}}Enum
 } // namespace {{command.name | to_title_case }}
 } // namespace API
         {% endif %}
       {% endif %}
     {% endfor %}
   {% endfor %}
 
 // ------------- Frontend notifications.
   {% for event in domain.events %}
-    {% if "handlers" in event and not ("renderer" in event["handlers"]) %}{% continue %}{% endif %}
+    {% if not generate_event(domain.domain, event.name) %}{% continue %}{% endif %}
 
 void Frontend::{{event.name}}(
     {%- for parameter in event.parameters %}
       {% if "optional" in parameter -%}
         Maybe<{{resolve_type(parameter).raw_type}}>
       {%- else -%}
         {{resolve_type(parameter).pass_type}}
       {%- endif %} {{parameter.name}}{%- if not loop.last -%}, {% endif -%}
     {% endfor -%})
 {
@@ skipping 21 matching lines @@
 
 // --------------------- Dispatcher.
 
 class DispatcherImpl : public protocol::DispatcherBase {
 public:
     DispatcherImpl(FrontendChannel* frontendChannel, Backend* backend)
         : DispatcherBase(frontendChannel)
         , m_backend(backend) {
   {% for command in domain.commands %}
     {% if "redirect" in command %}{% continue %}{% endif %}
-    {% if "handlers" in command and not ("renderer" in command["handlers"]) %}{% continue %}{% endif %}
+    {% if not generate_command(domain.domain, command.name) %}{% continue %}{% endif %}
         m_dispatchMap["{{domain.domain}}.{{command.name}}"] = &DispatcherImpl::{{command.name}};
   {% endfor %}
     }
     ~DispatcherImpl() override { }
     DispatchResponse::Status dispatch(int callId, const String& method, std::unique_ptr<protocol::DictionaryValue> messageObject) override;
 
 protected:
     using CallHandler = DispatchResponse::Status (DispatcherImpl::*)(int callId, std::unique_ptr<DictionaryValue> messageObject, ErrorSupport* errors);
     using DispatchMap = protocol::HashMap<String, CallHandler>;
     DispatchMap m_dispatchMap;
 
   {% for command in domain.commands %}
     {% if "redirect" in command %}{% continue %}{% endif %}
-    {% if "handlers" in command and not ("renderer" in command["handlers"]) %}{% continue %}{% endif %}
+    {% if not generate_command(domain.domain, command.name) %}{% continue %}{% endif %}
     DispatchResponse::Status {{command.name}}(int callId, std::unique_ptr<DictionaryValue> requestMessageObject, ErrorSupport*);
   {% endfor %}
 
     Backend* m_backend;
 };
 
 DispatchResponse::Status DispatcherImpl::dispatch(int callId, const String& method, std::unique_ptr<protocol::DictionaryValue> messageObject)
 {
     protocol::HashMap<String, CallHandler>::iterator it = m_dispatchMap.find(method);
     if (it == m_dispatchMap.end()) {
         reportProtocolError(callId, DispatchResponse::kMethodNotFound, "'" + method + "' wasn't found", nullptr);
         return DispatchResponse::kError;
     }
 
     protocol::ErrorSupport errors;
     return (this->*(it->second))(callId, std::move(messageObject), &errors);
 }
 
   {% for command in domain.commands %}
     {% if "redirect" in command %}{% continue %}{% endif %}
-    {% if "handlers" in command and not ("renderer" in command["handlers"]) %}{% continue %}{% endif %}
-    {% if "async" in command %}
+    {% if not generate_command(domain.domain, command.name) %}{% continue %}{% endif %}
+    {% if is_async_command(domain.domain, command.name) %}
 
 class {{command.name | to_title_case}}CallbackImpl : public Backend::{{command.name | to_title_case}}Callback, public DispatcherBase::Callback {
 public:
     {{command.name | to_title_case}}CallbackImpl(std::unique_ptr<DispatcherBase::WeakPtr> backendImpl, int callId)
         : DispatcherBase::Callback(std::move(backendImpl), callId) { }
 
     void sendSuccess(
       {%- for parameter in command.returns -%}
         {%- if "optional" in parameter -%}
         Maybe<{{resolve_type(parameter).raw_type}}> {{parameter.name}}
@@ skipping 41 matching lines @@
     errors->setName("{{property.name}}");
     {{resolve_type(property).type}} in_{{property.name}} = ValueConversions<{{resolve_type(property).raw_type}}>::parse({{property.name}}Value, errors);
         {% endif %}
       {% endfor %}
     errors->pop();
     if (errors->hasErrors()) {
         reportProtocolError(callId, DispatchResponse::kInvalidParams, kInvalidParamsString, errors);
         return DispatchResponse::kError;
     }
     {% endif %}
-    {% if "returns" in command and not ("async" in command) %}
+    {% if "returns" in command and not is_async_command(domain.domain, command.name) %}
     // Declare output parameters.
       {% for property in command.returns %}
         {% if "optional" in property %}
     Maybe<{{resolve_type(property).raw_type}}> out_{{property.name}};
         {% else %}
     {{resolve_type(property).type}} out_{{property.name}};
         {% endif %}
       {% endfor %}
     {% endif %}
 
-    {% if not("async" in command) %}
+    {% if not is_async_command(domain.domain, command.name) %}
     std::unique_ptr<DispatcherBase::WeakPtr> weak = weakPtr();
     DispatchResponse response = m_backend->{{command.name}}(
       {%- for property in command.parameters -%}
         {%- if not loop.first -%}, {% endif -%}
         {%- if "optional" in property -%}
         std::move(in_{{property.name}})
         {%- else -%}
         {{resolve_type(property).to_pass_type % ("in_" + property.name)}}
         {%- endif -%}
       {%- endfor %}
@@ skipping 45 matching lines @@
 // static
 void Dispatcher::wire(UberDispatcher* dispatcher, Backend* backend)
 {
     dispatcher->registerBackend("{{domain.domain}}", wrapUnique(new DispatcherImpl(dispatcher->channel(), backend)));
 }
 
 } // {{domain.domain}}
 {% for namespace in config.protocol.namespace %}
 } // namespace {{namespace}}
 {% endfor %}