Add $ccls/info

CMakeLists.txt

@@ -208,7 +208,7 @@ target_sources(ccls PRIVATE
 
 target_sources(ccls PRIVATE
   src/messages/ccls_call.cc
-  src/messages/ccls_fileInfo.cc
+  src/messages/ccls_info.cc
   src/messages/ccls_inheritance.cc
   src/messages/ccls_member.cc
   src/messages/ccls_navigate.cc

src/messages/ccls_fileInfo.cc

@@ -1,54 +0,0 @@
-// Copyright 2017-2018 ccls Authors
-// SPDX-License-Identifier: Apache-2.0
-
-#include "message_handler.h"
-#include "pipeline.hh"
-#include "query_utils.h"
-using namespace ccls;
-
-MAKE_REFLECT_STRUCT(QueryFile::Def, path, args, language, skipped_ranges,
-                    dependencies);
-
-namespace {
-MethodType kMethodType = "$ccls/fileInfo";
-
-struct lsDocumentSymbolParams {
-  lsTextDocumentIdentifier textDocument;
-};
-MAKE_REFLECT_STRUCT(lsDocumentSymbolParams, textDocument);
-
-struct In_CclsFileInfo : public RequestInMessage {
-  MethodType GetMethodType() const override { return kMethodType; }
-  lsDocumentSymbolParams params;
-};
-MAKE_REFLECT_STRUCT(In_CclsFileInfo, id, params);
-REGISTER_IN_MESSAGE(In_CclsFileInfo);
-
-struct Out_CclsFileInfo : public lsOutMessage<Out_CclsFileInfo> {
-  lsRequestId id;
-  QueryFile::Def result;
-};
-MAKE_REFLECT_STRUCT(Out_CclsFileInfo, jsonrpc, id, result);
-
-struct Handler_CclsFileInfo : BaseMessageHandler<In_CclsFileInfo> {
-  MethodType GetMethodType() const override { return kMethodType; }
-  void Run(In_CclsFileInfo *request) override {
-    QueryFile *file;
-    if (!FindFileOrFail(db, project, request->id,
-                        request->params.textDocument.uri.GetPath(), &file)) {
-      return;
-    }
-
-    Out_CclsFileInfo out;
-    out.id = request->id;
-    // Expose some fields of |QueryFile::Def|.
-    out.result.path = file->def->path;
-    out.result.args = file->def->args;
-    out.result.language = file->def->language;
-    out.result.includes = file->def->includes;
-    out.result.skipped_ranges = file->def->skipped_ranges;
-    pipeline::WriteStdout(kMethodType, out);
-  }
-};
-REGISTER_MESSAGE_HANDLER(Handler_CclsFileInfo);
-} // namespace

src/messages/ccls_info.cc

@@ -0,0 +1,106 @@
+/* Copyright 2017-2018 ccls Authors
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+==============================================================================*/
+
+#include "message_handler.h"
+#include "pipeline.hh"
+#include "project.h"
+#include "query_utils.h"
+using namespace ccls;
+
+MAKE_REFLECT_STRUCT(QueryFile::Def, path, args, language, skipped_ranges,
+                    dependencies);
+
+namespace {
+MethodType cclsInfo = "$ccls/info", fileInfo = "$ccls/fileInfo";
+
+struct In_cclsInfo : public RequestInMessage {
+  MethodType GetMethodType() const override { return cclsInfo; }
+};
+MAKE_REFLECT_STRUCT(In_cclsInfo, id);
+REGISTER_IN_MESSAGE(In_cclsInfo);
+
+struct Out_cclsInfo : public lsOutMessage<Out_cclsInfo> {
+  lsRequestId id;
+  struct Result {
+    struct DB {
+      int files, funcs, types, vars;
+    } db;
+    struct Pipeline {
+      int pendingIndexRequests;
+    } pipeline;
+    struct Project {
+      int entries;
+    } project;
+  } result;
+};
+MAKE_REFLECT_STRUCT(Out_cclsInfo::Result::DB, files, funcs, types, vars);
+MAKE_REFLECT_STRUCT(Out_cclsInfo::Result::Pipeline, pendingIndexRequests);
+MAKE_REFLECT_STRUCT(Out_cclsInfo::Result::Project, entries);
+MAKE_REFLECT_STRUCT(Out_cclsInfo::Result, db, pipeline, project);
+MAKE_REFLECT_STRUCT(Out_cclsInfo, jsonrpc, id, result);
+
+struct Handler_cclsInfo : BaseMessageHandler<In_cclsInfo> {
+  MethodType GetMethodType() const override { return cclsInfo; }
+  void Run(In_cclsInfo *request) override {
+    Out_cclsInfo out;
+    out.id = request->id;
+    out.result.db.files = db->files.size();
+    out.result.db.funcs = db->funcs.size();
+    out.result.db.types = db->types.size();
+    out.result.db.vars = db->vars.size();
+    out.result.pipeline.pendingIndexRequests = pipeline::pending_index_requests;
+    out.result.project.entries = project->entries.size();
+    pipeline::WriteStdout(cclsInfo, out);
+  }
+};
+REGISTER_MESSAGE_HANDLER(Handler_cclsInfo);
+
+struct In_cclsFileInfo : public RequestInMessage {
+  MethodType GetMethodType() const override { return fileInfo; }
+  struct Params {
+    lsTextDocumentIdentifier textDocument;
+  } params;
+};
+MAKE_REFLECT_STRUCT(In_cclsFileInfo::Params, textDocument);
+MAKE_REFLECT_STRUCT(In_cclsFileInfo, id, params);
+REGISTER_IN_MESSAGE(In_cclsFileInfo);
+
+struct Out_cclsFileInfo : public lsOutMessage<Out_cclsFileInfo> {
+  lsRequestId id;
+  QueryFile::Def result;
+};
+MAKE_REFLECT_STRUCT(Out_cclsFileInfo, jsonrpc, id, result);
+
+struct Handler_cclsFileInfo : BaseMessageHandler<In_cclsFileInfo> {
+  MethodType GetMethodType() const override { return fileInfo; }
+  void Run(In_cclsFileInfo *request) override {
+    QueryFile *file;
+    if (!FindFileOrFail(db, project, request->id,
+                        request->params.textDocument.uri.GetPath(), &file))
+      return;
+
+    Out_cclsFileInfo out;
+    out.id = request->id;
+    // Expose some fields of |QueryFile::Def|.
+    out.result.path = file->def->path;
+    out.result.args = file->def->args;
+    out.result.language = file->def->language;
+    out.result.includes = file->def->includes;
+    out.result.skipped_ranges = file->def->skipped_ranges;
+    pipeline::WriteStdout(fileInfo, out);
+  }
+};
+REGISTER_MESSAGE_HANDLER(Handler_cclsFileInfo);
+} // namespace