ccls/language_server_api.h
Jacob Dufault afc6db80dd wip
2017-03-08 22:27:42 -08:00

1398 lines
33 KiB
C++

#pragma once
#include <iostream>
#include <unordered_map>
#include <unordered_set>
#include <rapidjson/writer.h>
#include "optional.h"
#include "serializer.h"
using std::experimental::optional;
using std::experimental::nullopt;
namespace language_server_api {
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
///////////////////////////// OUTGOING MESSAGES /////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
struct RequestId {
optional<int> id0;
optional<std::string> id1;
};
}
void Reflect(Writer& visitor, language_server_api::RequestId& value) {
if (value.id0) {
Reflect(visitor, value.id0.value());
}
else {
assert(value.id1.has_value());
Reflect(visitor, value.id1.value());
}
}
void Reflect(Reader& visitor, language_server_api::RequestId& id) {
if (visitor.IsInt())
Reflect(visitor, id.id0);
else if (visitor.IsString())
Reflect(visitor, id.id1);
else
std::cerr << "Unable to deserialize id" << std::endl;
}
namespace language_server_api {
struct OutMessage {
// Write out the body of the message. The writer expects object key/value
// pairs.
virtual void WriteMessageBody(Writer& writer) = 0;
// Send the message to the language client by writing it to stdout.
void Send() {
rapidjson::StringBuffer output;
Writer writer(output);
writer.StartObject();
writer.Key("jsonrpc");
writer.String("2.0");
WriteMessageBody(writer);
writer.EndObject();
std::cout << "Content-Length: " << output.GetSize();
std::cout << (char)13 << char(10) << char(13) << char(10);
std::cout << output.GetString();
std::cout.flush();
}
};
struct OutRequestMessage : OutMessage {
RequestId id;
virtual std::string Method() = 0;
virtual void SerializeParams(Writer& visitor) = 0;
// Message:
void WriteMessageBody(Writer& visitor) override {
auto& value = *this;
auto method = Method();
REFLECT_MEMBER(id);
REFLECT_MEMBER2("method", method);
visitor.Key("params");
SerializeParams(visitor);
}
};
struct ResponseError {
struct Data {
virtual void Write(Writer& writer) = 0;
};
enum class ErrorCodes : int {
ParseError = -32700,
InvalidRequest = -32600,
MethodNotFound = -32601,
InvalidParams = -32602,
InternalError = -32603,
serverErrorStart = -32099,
serverErrorEnd = -32000,
ServerNotInitialized = -32002,
UnknownErrorCode = -32001
};
ErrorCodes code;
// Short description.
std::string message;
std::unique_ptr<Data> data;
void Write(Writer& visitor) {
auto& value = *this;
int code = static_cast<int>(this->code);
visitor.StartObject();
REFLECT_MEMBER2("code", code);
REFLECT_MEMBER(message);
if (data) {
visitor.Key("data");
data->Write(visitor);
}
visitor.EndObject();
}
};
struct OutResponseMessage : OutMessage {
RequestId id;
virtual optional<ResponseError> Error() {
return nullopt;
}
virtual void WriteResult(Writer& visitor) = 0;
// Message:
void WriteMessageBody(Writer& visitor) override {
auto& value = *this;
REFLECT_MEMBER(id);
optional<ResponseError> error = Error();
if (error) {
visitor.Key("error");
error->Write(visitor);
}
else {
visitor.Key("result");
WriteResult(visitor);
}
}
};
struct OutNotificationMessage : OutMessage {
virtual std::string Method() = 0;
virtual void SerializeParams(Writer& writer) = 0;
// Message:
void WriteMessageBody(Writer& visitor) override {
visitor.Key("method");
std::string method = Method();
Reflect(visitor, method);
visitor.Key("params");
SerializeParams(visitor);
}
};
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
///////////////////////////// INCOMING MESSAGES /////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
enum class MethodId {
CancelRequest,
Initialize,
Initialized,
TextDocumentDocumentSymbol,
WorkspaceSymbol,
};
const char* MethodIdToString(MethodId id) {
switch (id) {
case MethodId::CancelRequest:
return "$/cancelRequest";
case MethodId::Initialize:
return "initialize";
case MethodId::Initialized:
return "initialized";
case MethodId::TextDocumentDocumentSymbol:
return "textDocument/documentSymbol";
case MethodId::WorkspaceSymbol:
return "workspace/symbol";
default:
exit(1);
}
}
struct InMessage;
struct MessageRegistry {
static MessageRegistry* instance_;
static MessageRegistry* instance();
using Allocator = std::function<std::unique_ptr<InMessage>(optional<RequestId> id, const Reader& params)>;
std::unordered_map<std::string, Allocator> allocators;
template<typename T>
void Register() {
std::string method_name = MethodIdToString(T::kMethod);
allocators[method_name] = [](optional<RequestId> id, const Reader& params) {
return MakeUnique<T>(id, params);
};
}
std::unique_ptr<InMessage> Parse(const Reader& visitor) {
std::string jsonrpc = visitor["jsonrpc"].GetString();
if (jsonrpc != "2.0")
exit(1);
optional<RequestId> id;
if (visitor.FindMember("id") != visitor.MemberEnd())
::Deserialize(visitor["id"], id);
std::string method;
::Deserialize(visitor["method"], method);
if (allocators.find(method) == allocators.end()) {
std::cerr << "Unable to find registered handler for method \"" << method << "\"" << std::endl;
return nullptr;
}
Allocator& allocator = allocators[method];
// We run the allocator with actual params object or a null
// params object if there are no params. Unifying the two ifs is
// tricky because the second allocator param is a reference.
if (visitor.FindMember("params") != visitor.MemberEnd()) {
const Reader& params = visitor["params"];
return allocator(id, params);
}
else {
Reader params;
params.SetNull();
return allocator(id, params);
}
}
};
MessageRegistry* MessageRegistry::instance_ = nullptr;
MessageRegistry* MessageRegistry::instance() {
if (!instance_)
instance_ = new MessageRegistry();
return instance_;
}
struct InMessage {
const MethodId method_id;
optional<RequestId> id;
InMessage(MethodId method_id, optional<RequestId> id, const Reader& reader)
// We verify there are no duplicate hashes inside of MessageRegistry.
: method_id(method_id), id(id) {}
};
struct InRequestMessage : public InMessage {
InRequestMessage(MethodId method, optional<RequestId> id, const Reader& reader)
: InMessage(method, id, reader) {}
};
struct InNotificationMessage : public InMessage {
InNotificationMessage(MethodId method, optional<RequestId> id, const Reader& reader)
: InMessage(method, id, reader) {}
};
struct In_CancelRequest : public InNotificationMessage {
static const MethodId kMethod = MethodId::CancelRequest;
In_CancelRequest(optional<RequestId> id, const Reader& reader)
: InNotificationMessage(kMethod, id, reader) {}
};
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
////////////////////////////// PRIMITIVE TYPES //////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Keep all types in the language_server_api namespace in sync with language server spec.
// TODO
struct DocumentUri {
std::string raw_uri;
std::string GetPath() {
// TODO: make this not a hack.
std::string result = raw_uri;
size_t index = result.find("%3A");
if (index != -1) {
result.replace(result.begin() + index, result.begin() + index + 3, ":");
}
index = result.find("file://");
if (index != -1) {
result.replace(result.begin() + index, result.begin() + index + 8, "");
}
std::replace(result.begin(), result.end(), '\\', '/');
return result;
}
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, DocumentUri& value) {
Reflect(visitor, value.raw_uri);
}
struct Position {
// Note: these are 0-based.
int line = 0;
int character = 0;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, Position& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(line);
REFLECT_MEMBER(character);
REFLECT_MEMBER_END();
}
struct Range {
Position start;
Position end;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, Range& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(start);
REFLECT_MEMBER(end);
REFLECT_MEMBER_END();
}
struct Location {
DocumentUri uri;
Range range;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, Location& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(uri);
REFLECT_MEMBER(range);
REFLECT_MEMBER_END();
}
enum class SymbolKind : int {
File = 1,
Module = 2,
Namespace = 3,
Package = 4,
Class = 5,
Method = 6,
Property = 7,
Field = 8,
Constructor = 9,
Enum = 10,
Interface = 11,
Function = 12,
Variable = 13,
Constant = 14,
String = 15,
Number = 16,
Boolean = 17,
Array = 18
};
void Reflect(Writer& writer, SymbolKind& value) {
writer.Int(static_cast<int>(value));
}
void Reflect(Reader& reader, SymbolKind& value) {
value = static_cast<SymbolKind>(reader.GetInt());
}
struct SymbolInformation {
std::string name;
SymbolKind kind;
Location location;
std::string containerName;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, SymbolInformation& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(name);
REFLECT_MEMBER(kind);
REFLECT_MEMBER(location);
REFLECT_MEMBER(containerName);
REFLECT_MEMBER_END();
}
struct Command {
// Title of the command (ie, 'save')
std::string title;
// Actual command identifier.
std::string command;
// Arguments to run the command with. Could be JSON objects.
std::vector<std::string> arguments;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, Command& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(title);
REFLECT_MEMBER(command);
REFLECT_MEMBER(arguments);
REFLECT_MEMBER_END();
}
// TODO: TextDocumentEdit
// TODO: WorkspaceEdit
struct TextDocumentIdentifier {
DocumentUri uri;
};
void Serialize(Writer& writer, const TextDocumentIdentifier& value) {
writer.StartObject();
SERIALIZE_MEMBER(uri);
writer.EndObject();
}
void Deserialize(const Reader& reader, TextDocumentIdentifier& value) {
DESERIALIZE_MEMBER(uri);
}
// TODO: TextDocumentItem
// TODO: VersionedTextDocumentIdentifier
// TODO: TextDocumentPositionParams
// TODO: DocumentFilter
// TODO: DocumentSelector
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
////////////////////////////// INITIALIZATION ///////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Workspace specific client capabilities.
struct WorkspaceClientCapabilites {
// The client supports applying batch edits to the workspace.
optional<bool> applyEdit;
struct WorkspaceEdit {
// The client supports versioned document changes in `WorkspaceEdit`s
optional<bool> documentChanges;
};
// Capabilities specific to `WorkspaceEdit`s
optional<WorkspaceEdit> workspaceEdit;
struct GenericDynamicReg {
// Did foo notification supports dynamic registration.
optional<bool> dynamicRegistration;
};
// Capabilities specific to the `workspace/didChangeConfiguration` notification.
optional<GenericDynamicReg> didChangeConfiguration;
// Capabilities specific to the `workspace/didChangeWatchedFiles` notification.
optional<GenericDynamicReg> didChangeWatchedFiles;
// Capabilities specific to the `workspace/symbol` request.
optional<GenericDynamicReg> symbol;
// Capabilities specific to the `workspace/executeCommand` request.
optional<GenericDynamicReg> executeCommand;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, WorkspaceClientCapabilites::WorkspaceEdit& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(documentChanges);
REFLECT_MEMBER_END();
}
template<typename TVisitor>
void Reflect(TVisitor& visitor, WorkspaceClientCapabilites::GenericDynamicReg& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(dynamicRegistration);
REFLECT_MEMBER_END();
}
template<typename TVisitor>
void Reflect(TVisitor& visitor, WorkspaceClientCapabilites& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(applyEdit);
REFLECT_MEMBER(workspaceEdit);
REFLECT_MEMBER(didChangeConfiguration);
REFLECT_MEMBER(didChangeWatchedFiles);
REFLECT_MEMBER(symbol);
REFLECT_MEMBER(executeCommand);
REFLECT_MEMBER_END();
}
// Text document specific client capabilities.
struct TextDocumentClientCapabilities {
struct Synchronization {
// Whether text document synchronization supports dynamic registration.
optional<bool> dynamicRegistration;
// The client supports sending will save notifications.
optional<bool> willSave;
// The client supports sending a will save request and
// waits for a response providing text edits which will
// be applied to the document before it is saved.
optional<bool> willSaveWaitUntil;
// The client supports did save notifications.
optional<bool> didSave;
};
Synchronization synchronization;
struct Completion {
// Whether completion supports dynamic registration.
optional<bool> dynamicRegistration;
struct CompletionItem {
// Client supports snippets as insert text.
//
// A snippet can define tab stops and placeholders with `$1`, `$2`
// and `${3:foo}`. `$0` defines the final tab stop, it defaults to
// the end of the snippet. Placeholders with equal identifiers are linked,
// that is typing in one will update others too.
optional<bool> snippetSupport;
};
// The client supports the following `CompletionItem` specific
// capabilities.
optional<CompletionItem> completionItem;
};
// Capabilities specific to the `textDocument/completion`
optional<Completion> completion;
struct GenericDynamicReg {
// Whether foo supports dynamic registration.
optional<bool> dynamicRegistration;
};
// Capabilities specific to the `textDocument/hover`
optional<GenericDynamicReg> hover;
// Capabilities specific to the `textDocument/signatureHelp`
optional<GenericDynamicReg> signatureHelp;
// Capabilities specific to the `textDocument/references`
optional<GenericDynamicReg> references;
// Capabilities specific to the `textDocument/documentHighlight`
optional<GenericDynamicReg> documentHighlight;
// Capabilities specific to the `textDocument/documentSymbol`
optional<GenericDynamicReg> documentSymbol;
// Capabilities specific to the `textDocument/formatting`
optional<GenericDynamicReg> formatting;
// Capabilities specific to the `textDocument/rangeFormatting`
optional<GenericDynamicReg> rangeFormatting;
// Capabilities specific to the `textDocument/onTypeFormatting`
optional<GenericDynamicReg> onTypeFormatting;
// Capabilities specific to the `textDocument/definition`
optional<GenericDynamicReg> definition;
// Capabilities specific to the `textDocument/codeAction`
optional<GenericDynamicReg> codeAction;
// Capabilities specific to the `textDocument/codeLens`
optional<GenericDynamicReg> codeLens;
// Capabilities specific to the `textDocument/documentLink`
optional<GenericDynamicReg> documentLink;
// Capabilities specific to the `textDocument/rename`
optional<GenericDynamicReg> rename;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, TextDocumentClientCapabilities::Synchronization& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(dynamicRegistration);
REFLECT_MEMBER(willSave);
REFLECT_MEMBER(willSaveWaitUntil);
REFLECT_MEMBER(didSave);
REFLECT_MEMBER_END();
}
template<typename TVisitor>
void Reflect(TVisitor& visitor, TextDocumentClientCapabilities::Completion& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(dynamicRegistration);
REFLECT_MEMBER(completionItem);
REFLECT_MEMBER_END();
}
template<typename TVisitor>
void Reflect(TVisitor& visitor, TextDocumentClientCapabilities::Completion::CompletionItem& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(snippetSupport);
REFLECT_MEMBER_END();
}
template<typename TVisitor>
void Reflect(TVisitor& visitor, TextDocumentClientCapabilities::GenericDynamicReg& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(dynamicRegistration);
REFLECT_MEMBER_END();
}
template<typename TVisitor>
void Reflect(TVisitor& visitor, TextDocumentClientCapabilities& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(synchronization);
REFLECT_MEMBER(completion);
REFLECT_MEMBER(hover);
REFLECT_MEMBER(signatureHelp);
REFLECT_MEMBER(references);
REFLECT_MEMBER(documentHighlight);
REFLECT_MEMBER(documentSymbol);
REFLECT_MEMBER(formatting);
REFLECT_MEMBER(rangeFormatting);
REFLECT_MEMBER(onTypeFormatting);
REFLECT_MEMBER(definition);
REFLECT_MEMBER(codeAction);
REFLECT_MEMBER(codeLens);
REFLECT_MEMBER(documentLink);
REFLECT_MEMBER(rename);
REFLECT_MEMBER_END();
}
struct ClientCapabilities {
// Workspace specific client capabilities.
optional<WorkspaceClientCapabilites> workspace;
// Text document specific client capabilities.
optional<TextDocumentClientCapabilities> textDocument;
/**
* Experimental client capabilities.
*/
// experimental?: any; // TODO
};
template<typename TVisitor>
void Deserialize(TVisitor& visitor, ClientCapabilities& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(workspace);
REFLECT_MEMBER(textDocument);
REFLECT_MEMBER_END();
}
struct InitializeParams {
// The process Id of the parent process that started
// the server. Is null if the process has not been started by another process.
// If the parent process is not alive then the server should exit (see exit notification) its process.
optional<int> processId;
// The rootPath of the workspace. Is null
// if no folder is open.
//
// @deprecated in favour of rootUri.
optional<std::string> rootPath;
// The rootUri of the workspace. Is null if no
// folder is open. If both `rootPath` and `rootUri` are set
// `rootUri` wins.
optional<DocumentUri> rootUri;
// User provided initialization options.
// initializationOptions?: any; // TODO
// The capabilities provided by the client (editor or tool)
ClientCapabilities capabilities;
enum class Trace {
// NOTE: serialized as a string, one of 'off' | 'messages' | 'verbose';
Off, // off
Messages, // messages
Verbose // verbose
};
// The initial trace setting. If omitted trace is disabled ('off').
Trace trace = Trace::Off;
};
void Deserialize(const Reader& reader, InitializeParams::Trace& value) {
std::string v = reader.GetString();
if (v == "off")
value = InitializeParams::Trace::Off;
else if (v == "messages")
value = InitializeParams::Trace::Messages;
else if (v == "verbose")
value = InitializeParams::Trace::Verbose;
}
template<typename TVisitor>
void Reflect(TVisitor& visitor, InitializeParams& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(processId);
REFLECT_MEMBER(rootPath);
REFLECT_MEMBER(rootUri);
REFLECT_MEMBER(capabilities);
REFLECT_MEMBER(trace);
REFLECT_MEMBER_END();
}
#if false
/**
* Known error codes for an `InitializeError`;
*/
export namespace InitializeError {
/**
* If the protocol version provided by the client can't be handled by the server.
* @deprecated This initialize error got replaced by client capabilities. There is
* no version handshake in version 3.0x
*/
export const unknownProtocolVersion : number = 1;
}
#endif
struct InitializeError {
// Indicates whether the client should retry to send the
// initilize request after showing the message provided
// in the ResponseError.
bool retry;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, InitializeError& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(retry);
REFLECT_MEMBER_END();
}
// Defines how the host (editor) should sync document changes to the language server.
enum class TextDocumentSyncKind {
// Documents should not be synced at all.
None = 0,
// Documents are synced by always sending the full content
// of the document.
Full = 1,
// Documents are synced by sending the full content on open.
// After that only incremental updates to the document are
// send.
Incremental = 2
};
void Reflect(Writer& writer, TextDocumentSyncKind& value) {
writer.Int(static_cast<int>(value));
}
// Completion options.
struct CompletionOptions {
// The server provides support to resolve additional
// information for a completion item.
bool resolveProvider = false;
// The characters that trigger completion automatically.
std::vector<std::string> triggerCharacters;
};
template<typename TVisitor>
void Reflect(TVisitor& visitor, CompletionOptions& value) {
REFLECT_MEMBER_START();
REFLECT_MEMBER(resolveProvider);
REFLECT_MEMBER(triggerCharacters);
REFLECT_MEMBER_END();
}
// Signature help options.
struct SignatureHelpOptions {
// The characters that trigger signature help automatically.
std::vector<std::string> triggerCharacters;
};
template<typename TVisitor>
void Serialize(TVisitor& visitor, SignatureHelpOptions& value) {
REFLECT_MEMBER_START();
writer.StartObject();
SERIALIZE_MEMBER(triggerCharacters);
writer.EndObject();
}
// Code Lens options.
struct CodeLensOptions {
// Code lens has a resolve provider as well.
bool resolveProvider = false;
};
void Serialize(Writer& writer, const CodeLensOptions& value) {
writer.StartObject();
SERIALIZE_MEMBER(resolveProvider);
writer.EndObject();
}
// Format document on type options
struct DocumentOnTypeFormattingOptions {
// A character on which formatting should be triggered, like `}`.
std::string firstTriggerCharacter;
// More trigger characters.
std::vector<std::string> moreTriggerCharacter;
};
void Serialize(Writer& writer, const DocumentOnTypeFormattingOptions& value) {
writer.StartObject();
SERIALIZE_MEMBER(firstTriggerCharacter);
SERIALIZE_MEMBER(moreTriggerCharacter);
writer.EndObject();
}
// Document link options
struct DocumentLinkOptions {
// Document links have a resolve provider as well.
bool resolveProvider = false;
};
void Serialize(Writer& writer, const DocumentLinkOptions& value) {
writer.StartObject();
SERIALIZE_MEMBER(resolveProvider);
writer.EndObject();
}
// Execute command options.
struct ExecuteCommandOptions {
// The commands to be executed on the server
std::vector<std::string> commands;
};
void Serialize(Writer& writer, const ExecuteCommandOptions& value) {
writer.StartObject();
SERIALIZE_MEMBER(commands);
writer.EndObject();
}
// Save options.
struct SaveOptions {
// The client is supposed to include the content on save.
bool includeText = false;
};
void Serialize(Writer& writer, const SaveOptions& value) {
writer.StartObject();
SERIALIZE_MEMBER(includeText);
writer.EndObject();
}
struct TextDocumentSyncOptions {
// Open and close notifications are sent to the server.
bool openClose = false;
// Change notificatins are sent to the server. See TextDocumentSyncKind.None, TextDocumentSyncKind.Full
// and TextDocumentSyncKindIncremental.
optional<TextDocumentSyncKind> change;
// Will save notifications are sent to the server.
bool willSave = false;
// Will save wait until requests are sent to the server.
bool willSaveWaitUntil = false;
// Save notifications are sent to the server.
optional<SaveOptions> save;
};
void Serialize(Writer& writer, const TextDocumentSyncOptions& value) {
writer.StartObject();
SERIALIZE_MEMBER(openClose);
SERIALIZE_MEMBER(change);
SERIALIZE_MEMBER(willSave);
SERIALIZE_MEMBER(willSaveWaitUntil);
SERIALIZE_MEMBER(save);
writer.EndObject();
}
struct ServerCapabilities {
// Defines how text documents are synced. Is either a detailed structure defining each notification or
// for backwards compatibility the TextDocumentSyncKind number.
optional<TextDocumentSyncOptions> textDocumentSync;
// The server provides hover support.
bool hoverProvider = false;
// The server provides completion support.
optional<CompletionOptions> completionProvider;
// The server provides signature help support.
optional<SignatureHelpOptions> signatureHelpProvider;
// The server provides goto definition support.
bool definitionProvider = false;
// The server provides find references support.
bool referencesProvider = false;
// The server provides document highlight support.
bool documentHighlightProvider = false;
// The server provides document symbol support.
bool documentSymbolProvider = false;
// The server provides workspace symbol support.
bool workspaceSymbolProvider = false;
// The server provides code actions.
bool codeActionProvider = false;
// The server provides code lens.
optional<CodeLensOptions> codeLensProvider;
// The server provides document formatting.
bool documentFormattingProvider = false;
// The server provides document range formatting.
bool documentRangeFormattingProvider = false;
// The server provides document formatting on typing.
optional<DocumentOnTypeFormattingOptions> documentOnTypeFormattingProvider;
// The server provides rename support.
bool renameProvider = false;
// The server provides document link support.
optional<DocumentLinkOptions> documentLinkProvider;
// The server provides execute command support.
optional<ExecuteCommandOptions> executeCommandProvider;
};
void Serialize(Writer& writer, const ServerCapabilities& value) {
writer.StartObject();
SERIALIZE_MEMBER(textDocumentSync);
SERIALIZE_MEMBER(hoverProvider);
SERIALIZE_MEMBER(completionProvider);
SERIALIZE_MEMBER(signatureHelpProvider);
SERIALIZE_MEMBER(definitionProvider);
SERIALIZE_MEMBER(referencesProvider);
SERIALIZE_MEMBER(documentHighlightProvider);
SERIALIZE_MEMBER(documentSymbolProvider);
SERIALIZE_MEMBER(workspaceSymbolProvider);
SERIALIZE_MEMBER(codeActionProvider);
SERIALIZE_MEMBER(codeLensProvider);
SERIALIZE_MEMBER(documentFormattingProvider);
SERIALIZE_MEMBER(documentRangeFormattingProvider);
SERIALIZE_MEMBER(documentOnTypeFormattingProvider);
SERIALIZE_MEMBER(renameProvider);
SERIALIZE_MEMBER(documentLinkProvider);
SERIALIZE_MEMBER(executeCommandProvider);
writer.EndObject();
}
struct InitializeResult {
// The capabilities the language server provides.
ServerCapabilities capabilities;
};
void Serialize(Writer& writer, const InitializeResult& value) {
writer.StartObject();
SERIALIZE_MEMBER(capabilities);
writer.EndObject();
}
struct In_InitializeRequest : public InRequestMessage {
const static MethodId kMethod = MethodId::Initialize;
InitializeParams params;
In_InitializeRequest(optional<RequestId> id, const Reader& reader)
: InRequestMessage(kMethod, id, reader) {
auto type = reader.GetType();
Deserialize(reader, params);
std::cerr << "done" << std::endl;
}
};
struct Out_InitializeResponse : public OutResponseMessage {
InitializeResult result;
// OutResponseMessage:
void WriteResult(Writer& writer) override {
Serialize(writer, result);
}
};
struct In_InitializedNotification : public InNotificationMessage {
const static MethodId kMethod = MethodId::Initialized;
In_InitializedNotification(optional<RequestId> id, const Reader& reader)
: InNotificationMessage(kMethod, id, reader) {}
};
struct DocumentSymbolParams {
TextDocumentIdentifier textDocument;
};
void Deserialize(const Reader& reader, DocumentSymbolParams& value) {
DESERIALIZE_MEMBER(textDocument);
}
struct In_DocumentSymbolRequest : public InRequestMessage {
const static MethodId kMethod = MethodId::TextDocumentDocumentSymbol;
DocumentSymbolParams params;
In_DocumentSymbolRequest(optional<RequestId> id, const Reader& reader)
: InRequestMessage(kMethod, id, reader) {
Deserialize(reader, params);
}
};
struct Out_DocumentSymbolResponse : public OutResponseMessage {
std::vector<SymbolInformation> result;
// OutResponseMessage:
void WriteResult(Writer& writer) override {
::Serialize(writer, result);
}
};
struct WorkspaceSymbolParams {
std::string query;
};
void Deserialize(const Reader& reader, WorkspaceSymbolParams& value) {
DESERIALIZE_MEMBER(query);
}
struct In_WorkspaceSymbolRequest : public InRequestMessage {
const static MethodId kMethod = MethodId::WorkspaceSymbol;
WorkspaceSymbolParams params;
In_WorkspaceSymbolRequest(optional<RequestId> id, const Reader& reader)
: InRequestMessage(kMethod, id, reader) {
Deserialize(reader, params);
}
};
struct Out_WorkspaceSymbolResponse : public OutResponseMessage {
std::vector<SymbolInformation> result;
// OutResponseMessage:
void WriteResult(Writer& writer) override {
::Serialize(writer, result);
}
};
enum class MessageType {
Error = 1,
Warning = 2,
Info = 3,
Log = 4
};
void Serialize(Writer& writer, MessageType value) {
writer.Int(static_cast<int>(value));
}
struct ShowMessageOutNotification : public OutNotificationMessage {
MessageType type = MessageType::Error;
std::string message;
// OutNotificationMessage:
std::string Method() override {
return "window/showMessage";
}
void SerializeParams(Writer& writer) override {
auto& value = *this;
writer.StartObject();
SERIALIZE_MEMBER(type);
SERIALIZE_MEMBER(message);
writer.EndObject();
}
};
struct LogMessageOutNotification : public OutNotificationMessage {
MessageType type = MessageType::Error;
std::string message;
// OutNotificationMessage:
std::string Method() override {
return "window/logMessage";
}
void SerializeParams(Writer& writer) override {
auto& value = *this;
writer.StartObject();
SERIALIZE_MEMBER(type);
SERIALIZE_MEMBER(message);
writer.EndObject();
}
};
//#undef SERIALIZE_MEMBER
//#undef SERIALIZE_MEMBER2
//#undef DESERIALIZE_MEMBER
}