ccls/src/messages/textDocument_did.cc
Fangrui Song 05d1fbfc5b Add cache.{hierarchicalPath,retainInMemory}
cache.hierarchicalPath: store cache files as $directory/a/b/c.cc.blob to
work around NAME_MAX limitation.

cache.retainInMemory: after this number of loads, keep a copy of file
index in memory. If set to 1, it avoids cache corruption if the index
file is changed after the initial load, which may happen if several
language clients open the same project and share the same cache
directory.

Also rename cacheDirectory cacheFormat to cache.{directory,format}
2019-05-13 00:26:55 -07:00

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/* 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 "include_complete.hh"
#include "message_handler.hh"
#include "pipeline.hh"
#include "project.hh"
#include "sema_manager.hh"
#include "working_files.hh"
namespace ccls {
void MessageHandler::textDocument_didChange(TextDocumentDidChangeParam &param) {
std::string path = param.textDocument.uri.GetPath();
wfiles->OnChange(param);
if (g_config->index.onChange)
pipeline::Index(path, {}, IndexMode::OnChange, true);
manager->OnView(path);
if (g_config->diagnostics.onChange >= 0)
manager->ScheduleDiag(path, g_config->diagnostics.onChange);
}
void MessageHandler::textDocument_didClose(TextDocumentParam &param) {
std::string path = param.textDocument.uri.GetPath();
wfiles->OnClose(path);
manager->OnClose(path);
pipeline::RemoveCache(path);
}
void MessageHandler::textDocument_didOpen(DidOpenTextDocumentParam &param) {
std::string path = param.textDocument.uri.GetPath();
WorkingFile *wf = wfiles->OnOpen(param.textDocument);
if (std::optional<std::string> cached_file_contents =
pipeline::LoadIndexedContent(path))
wf->SetIndexContent(*cached_file_contents);
QueryFile *file = FindFile(path);
if (file) {
EmitSkippedRanges(wf, *file);
EmitSemanticHighlight(db, wf, *file);
}
include_complete->AddFile(wf->filename);
// Submit new index request if it is not a header file or there is no
// pending index request.
auto [lang, header] = lookupExtension(path);
if ((lang != LanguageId::Unknown && !header) ||
!pipeline::pending_index_requests)
pipeline::Index(path, {}, IndexMode::Normal, false);
if (header)
project->IndexRelated(path);
manager->OnView(path);
}
void MessageHandler::textDocument_didSave(TextDocumentParam &param) {
const std::string &path = param.textDocument.uri.GetPath();
pipeline::Index(path, {}, IndexMode::Normal, false);
manager->OnSave(path);
}
} // namespace ccls