ccls/src/message_handler.h
Fangrui Song 395e9d8724 Misc
Move using below #include to make preamble happy
textDocument/references: if no references, first line or last line => list where this file is included
malloc_trim() only if files have been indexed in last cycle
Intern: use CachedHashStringRef
2019-10-24 18:37:35 -07:00

112 lines
3.1 KiB
C++

// Copyright 2017-2018 ccls Authors
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "lru_cache.h"
#include "lsp.h"
#include "method.h"
#include "query.h"
#include <memory>
#include <optional>
#include <unordered_map>
#include <vector>
struct CompletionManager;
struct Config;
struct GroupMatch;
struct VFS;
struct IncludeComplete;
struct MultiQueueWaiter;
struct Project;
struct DB;
struct WorkingFile;
struct WorkingFiles;
// Caches symbols for a single file for semantic highlighting to provide
// relatively stable ids. Only supports xxx files at a time.
struct SemanticHighlight {
llvm::DenseMap<Usr, int, DenseMapInfoForUsr> func2id, type2id, var2id;
uint32_t next_id = 0;
std::unique_ptr<GroupMatch> match_;
void Init();
int GetStableId(SymbolKind kind, Usr usr);
};
struct Out_CclsPublishSemanticHighlighting
: public lsOutMessage<Out_CclsPublishSemanticHighlighting> {
struct Symbol {
int stableId = 0;
lsSymbolKind parentKind;
lsSymbolKind kind;
uint8_t storage;
std::vector<std::pair<int, int>> ranges;
// `lsRanges` is used to compute `ranges`.
std::vector<lsRange> lsRanges;
};
struct Params {
lsDocumentUri uri;
std::vector<Symbol> symbols;
};
std::string method = "$ccls/publishSemanticHighlighting";
Params params;
};
MAKE_REFLECT_STRUCT(Out_CclsPublishSemanticHighlighting::Symbol, stableId,
parentKind, kind, storage, ranges, lsRanges);
MAKE_REFLECT_STRUCT(Out_CclsPublishSemanticHighlighting::Params, uri, symbols);
MAKE_REFLECT_STRUCT(Out_CclsPublishSemanticHighlighting, jsonrpc, method,
params);
// Usage:
//
// struct FooHandler : MessageHandler {
// // ...
// };
// REGISTER_MESSAGE_HANDLER(FooHandler);
//
// Then there will be a global FooHandler instance in
// |MessageHandler::message_handlers|.
#define REGISTER_MESSAGE_HANDLER(type) \
static type type##message_handler_instance_;
struct MessageHandler {
DB *db = nullptr;
Project *project = nullptr;
VFS *vfs = nullptr;
SemanticHighlight *highlight = nullptr;
WorkingFiles *working_files = nullptr;
CompletionManager *clang_complete = nullptr;
IncludeComplete *include_complete = nullptr;
virtual MethodType GetMethodType() const = 0;
virtual void Run(std::unique_ptr<InMessage> message) = 0;
static std::vector<MessageHandler *> *message_handlers;
protected:
MessageHandler();
};
template <typename TMessage> struct BaseMessageHandler : MessageHandler {
virtual void Run(TMessage *message) = 0;
// MessageHandler:
void Run(std::unique_ptr<InMessage> message) override {
Run(static_cast<TMessage *>(message.get()));
}
};
bool FindFileOrFail(DB *db, Project *project, std::optional<lsRequestId> id,
const std::string &absolute_path,
QueryFile **out_query_file, int *out_file_id = nullptr);
void EmitSkippedRanges(WorkingFile *working_file,
const std::vector<Range> &skipped_ranges);
void EmitSemanticHighlighting(DB *db, SemanticHighlight *highlight,
WorkingFile *working_file, QueryFile *file);