forked from OSchip/llvm-project
77 lines
3.1 KiB
C++
77 lines
3.1 KiB
C++
//===--- ProtocolHandlers.cpp - LSP callbacks -----------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "ProtocolHandlers.h"
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#include "ClangdLSPServer.h"
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#include "ClangdServer.h"
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#include "DraftStore.h"
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#include "Trace.h"
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using namespace clang;
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using namespace clang::clangd;
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namespace {
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// Helper for attaching ProtocolCallbacks methods to a JSONRPCDispatcher.
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// Invoke like: Registerer("foo", &ProtocolCallbacks::onFoo)
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// onFoo should be: void onFoo(Ctx &C, FooParams &Params)
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// FooParams should have a fromJSON function.
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struct HandlerRegisterer {
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template <typename Param>
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void operator()(StringRef Method,
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void (ProtocolCallbacks::*Handler)(Context, Param)) {
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// Capture pointers by value, as the lambda will outlive this object.
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auto *Callbacks = this->Callbacks;
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Dispatcher.registerHandler(
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Method, [=](Context C, const json::Expr &RawParams) {
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typename std::remove_reference<Param>::type P;
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if (fromJSON(RawParams, P)) {
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(Callbacks->*Handler)(std::move(C), P);
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} else {
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log(C, "Failed to decode " + Method + " request.");
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}
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});
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}
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JSONRPCDispatcher &Dispatcher;
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JSONOutput *Out;
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ProtocolCallbacks *Callbacks;
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};
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} // namespace
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void clangd::registerCallbackHandlers(JSONRPCDispatcher &Dispatcher,
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JSONOutput &Out,
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ProtocolCallbacks &Callbacks) {
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HandlerRegisterer Register{Dispatcher, &Out, &Callbacks};
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Register("initialize", &ProtocolCallbacks::onInitialize);
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Register("shutdown", &ProtocolCallbacks::onShutdown);
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Register("exit", &ProtocolCallbacks::onExit);
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Register("textDocument/didOpen", &ProtocolCallbacks::onDocumentDidOpen);
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Register("textDocument/didClose", &ProtocolCallbacks::onDocumentDidClose);
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Register("textDocument/didChange", &ProtocolCallbacks::onDocumentDidChange);
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Register("textDocument/rangeFormatting",
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&ProtocolCallbacks::onDocumentRangeFormatting);
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Register("textDocument/onTypeFormatting",
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&ProtocolCallbacks::onDocumentOnTypeFormatting);
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Register("textDocument/formatting", &ProtocolCallbacks::onDocumentFormatting);
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Register("textDocument/codeAction", &ProtocolCallbacks::onCodeAction);
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Register("textDocument/completion", &ProtocolCallbacks::onCompletion);
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Register("textDocument/signatureHelp", &ProtocolCallbacks::onSignatureHelp);
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Register("textDocument/definition", &ProtocolCallbacks::onGoToDefinition);
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Register("textDocument/switchSourceHeader",
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&ProtocolCallbacks::onSwitchSourceHeader);
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Register("textDocument/rename", &ProtocolCallbacks::onRename);
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Register("workspace/didChangeWatchedFiles", &ProtocolCallbacks::onFileEvent);
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Register("workspace/executeCommand", &ProtocolCallbacks::onCommand);
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Register("textDocument/documentHighlight",
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&ProtocolCallbacks::onDocumentHighlight);
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}
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