5d6e853806
Sometimes to fix something you have to break it first. This get GDScript mostly working with the new tokenizer and parser but a lot of things isn't working yet. It compiles and it's usable, and that should be enough for now. Don't worry: other huge commits will come after this.
310 lines
10 KiB
C++
310 lines
10 KiB
C++
/*************************************************************************/
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/* gdscript_language_protocol.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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// FIXME: Reenable LSP.
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#if 0
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#include "gdscript_language_protocol.h"
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#include "core/io/json.h"
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#include "core/os/copymem.h"
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#include "core/project_settings.h"
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#include "editor/editor_log.h"
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#include "editor/editor_node.h"
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GDScriptLanguageProtocol *GDScriptLanguageProtocol::singleton = nullptr;
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Error GDScriptLanguageProtocol::LSPeer::handle_data() {
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int read = 0;
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// Read headers
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if (!has_header) {
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while (true) {
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if (req_pos >= LSP_MAX_BUFFER_SIZE) {
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req_pos = 0;
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ERR_FAIL_COND_V_MSG(true, ERR_OUT_OF_MEMORY, "Response header too big");
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}
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Error err = connection->get_partial_data(&req_buf[req_pos], 1, read);
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if (err != OK) {
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return FAILED;
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} else if (read != 1) { // Busy, wait until next poll
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return ERR_BUSY;
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}
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char *r = (char *)req_buf;
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int l = req_pos;
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// End of headers
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if (l > 3 && r[l] == '\n' && r[l - 1] == '\r' && r[l - 2] == '\n' && r[l - 3] == '\r') {
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r[l - 3] = '\0'; // Null terminate to read string
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String header;
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header.parse_utf8(r);
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content_length = header.substr(16).to_int();
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has_header = true;
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req_pos = 0;
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break;
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}
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req_pos++;
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}
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}
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if (has_header) {
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while (req_pos < content_length) {
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if (req_pos >= LSP_MAX_BUFFER_SIZE) {
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req_pos = 0;
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has_header = false;
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ERR_FAIL_COND_V_MSG(req_pos >= LSP_MAX_BUFFER_SIZE, ERR_OUT_OF_MEMORY, "Response content too big");
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}
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Error err = connection->get_partial_data(&req_buf[req_pos], 1, read);
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if (err != OK) {
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return FAILED;
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} else if (read != 1) {
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return ERR_BUSY;
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}
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req_pos++;
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}
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// Parse data
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String msg;
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msg.parse_utf8((const char *)req_buf, req_pos);
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// Reset to read again
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req_pos = 0;
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has_header = false;
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// Response
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String output = GDScriptLanguageProtocol::get_singleton()->process_message(msg);
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if (!output.empty()) {
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res_queue.push_back(output.utf8());
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}
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}
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return OK;
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}
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Error GDScriptLanguageProtocol::LSPeer::send_data() {
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int sent = 0;
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if (!res_queue.empty()) {
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CharString c_res = res_queue[0];
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if (res_sent < c_res.size()) {
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Error err = connection->put_partial_data((const uint8_t *)c_res.get_data() + res_sent, c_res.size() - res_sent - 1, sent);
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if (err != OK) {
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return err;
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}
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res_sent += sent;
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}
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// Response sent
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if (res_sent >= c_res.size() - 1) {
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res_sent = 0;
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res_queue.remove(0);
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}
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}
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return OK;
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}
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Error GDScriptLanguageProtocol::on_client_connected() {
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Ref<StreamPeerTCP> tcp_peer = server->take_connection();
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ERR_FAIL_COND_V_MSG(clients.size() >= LSP_MAX_CLIENTS, FAILED, "Max client limits reached");
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Ref<LSPeer> peer = memnew(LSPeer);
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peer->connection = tcp_peer;
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clients.set(next_client_id, peer);
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next_client_id++;
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EditorNode::get_log()->add_message("Connection Taken", EditorLog::MSG_TYPE_EDITOR);
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return OK;
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}
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void GDScriptLanguageProtocol::on_client_disconnected(const int &p_client_id) {
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clients.erase(p_client_id);
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EditorNode::get_log()->add_message("Disconnected", EditorLog::MSG_TYPE_EDITOR);
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}
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String GDScriptLanguageProtocol::process_message(const String &p_text) {
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String ret = process_string(p_text);
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if (ret.empty()) {
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return ret;
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} else {
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return format_output(ret);
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}
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}
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String GDScriptLanguageProtocol::format_output(const String &p_text) {
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String header = "Content-Length: ";
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CharString charstr = p_text.utf8();
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size_t len = charstr.length();
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header += itos(len);
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header += "\r\n\r\n";
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return header + p_text;
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}
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void GDScriptLanguageProtocol::_bind_methods() {
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ClassDB::bind_method(D_METHOD("initialize", "params"), &GDScriptLanguageProtocol::initialize);
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ClassDB::bind_method(D_METHOD("initialized", "params"), &GDScriptLanguageProtocol::initialized);
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ClassDB::bind_method(D_METHOD("on_client_connected"), &GDScriptLanguageProtocol::on_client_connected);
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ClassDB::bind_method(D_METHOD("on_client_disconnected"), &GDScriptLanguageProtocol::on_client_disconnected);
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ClassDB::bind_method(D_METHOD("notify_client", "method", "params"), &GDScriptLanguageProtocol::notify_client, DEFVAL(Variant()), DEFVAL(-1));
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ClassDB::bind_method(D_METHOD("is_smart_resolve_enabled"), &GDScriptLanguageProtocol::is_smart_resolve_enabled);
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ClassDB::bind_method(D_METHOD("get_text_document"), &GDScriptLanguageProtocol::get_text_document);
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ClassDB::bind_method(D_METHOD("get_workspace"), &GDScriptLanguageProtocol::get_workspace);
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ClassDB::bind_method(D_METHOD("is_initialized"), &GDScriptLanguageProtocol::is_initialized);
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}
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Dictionary GDScriptLanguageProtocol::initialize(const Dictionary &p_params) {
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lsp::InitializeResult ret;
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String root_uri = p_params["rootUri"];
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String root = p_params["rootPath"];
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bool is_same_workspace;
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#ifndef WINDOWS_ENABLED
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is_same_workspace = root.to_lower() == workspace->root.to_lower();
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#else
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is_same_workspace = root.replace("\\", "/").to_lower() == workspace->root.to_lower();
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#endif
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if (root_uri.length() && is_same_workspace) {
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workspace->root_uri = root_uri;
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} else {
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workspace->root_uri = "file://" + workspace->root;
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Dictionary params;
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params["path"] = workspace->root;
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Dictionary request = make_notification("gdscript_client/changeWorkspace", params);
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ERR_FAIL_COND_V_MSG(!clients.has(latest_client_id), ret.to_json(),
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vformat("GDScriptLanguageProtocol: Can't initialize invalid peer '%d'.", latest_client_id));
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Ref<LSPeer> peer = clients.get(latest_client_id);
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if (peer != nullptr) {
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String msg = JSON::print(request);
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msg = format_output(msg);
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(*peer)->res_queue.push_back(msg.utf8());
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}
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}
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if (!_initialized) {
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workspace->initialize();
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text_document->initialize();
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_initialized = true;
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}
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return ret.to_json();
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}
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void GDScriptLanguageProtocol::initialized(const Variant &p_params) {
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lsp::GodotCapabilities capabilities;
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DocData *doc = EditorHelp::get_doc_data();
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for (Map<String, DocData::ClassDoc>::Element *E = doc->class_list.front(); E; E = E->next()) {
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lsp::GodotNativeClassInfo gdclass;
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gdclass.name = E->get().name;
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gdclass.class_doc = &(E->get());
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if (ClassDB::ClassInfo *ptr = ClassDB::classes.getptr(StringName(E->get().name))) {
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gdclass.class_info = ptr;
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}
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capabilities.native_classes.push_back(gdclass);
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}
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notify_client("gdscript/capabilities", capabilities.to_json());
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}
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void GDScriptLanguageProtocol::poll() {
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if (server->is_connection_available()) {
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on_client_connected();
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}
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const int *id = nullptr;
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while ((id = clients.next(id))) {
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Ref<LSPeer> peer = clients.get(*id);
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StreamPeerTCP::Status status = peer->connection->get_status();
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if (status == StreamPeerTCP::STATUS_NONE || status == StreamPeerTCP::STATUS_ERROR) {
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on_client_disconnected(*id);
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id = nullptr;
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} else {
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if (peer->connection->get_available_bytes() > 0) {
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latest_client_id = *id;
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Error err = peer->handle_data();
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if (err != OK && err != ERR_BUSY) {
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on_client_disconnected(*id);
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id = nullptr;
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}
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}
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Error err = peer->send_data();
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if (err != OK && err != ERR_BUSY) {
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on_client_disconnected(*id);
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id = nullptr;
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}
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}
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}
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}
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Error GDScriptLanguageProtocol::start(int p_port, const IP_Address &p_bind_ip) {
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return server->listen(p_port, p_bind_ip);
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}
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void GDScriptLanguageProtocol::stop() {
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const int *id = nullptr;
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while ((id = clients.next(id))) {
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Ref<LSPeer> peer = clients.get(*id);
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peer->connection->disconnect_from_host();
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}
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server->stop();
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}
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void GDScriptLanguageProtocol::notify_client(const String &p_method, const Variant &p_params, int p_client_id) {
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if (p_client_id == -1) {
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ERR_FAIL_COND_MSG(latest_client_id == -1,
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"GDScript LSP: Can't notify client as none was connected.");
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p_client_id = latest_client_id;
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}
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ERR_FAIL_COND(!clients.has(p_client_id));
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Ref<LSPeer> peer = clients.get(p_client_id);
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ERR_FAIL_COND(peer == nullptr);
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Dictionary message = make_notification(p_method, p_params);
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String msg = JSON::print(message);
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msg = format_output(msg);
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peer->res_queue.push_back(msg.utf8());
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}
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bool GDScriptLanguageProtocol::is_smart_resolve_enabled() const {
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return bool(_EDITOR_GET("network/language_server/enable_smart_resolve"));
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}
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bool GDScriptLanguageProtocol::is_goto_native_symbols_enabled() const {
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return bool(_EDITOR_GET("network/language_server/show_native_symbols_in_editor"));
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}
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GDScriptLanguageProtocol::GDScriptLanguageProtocol() {
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server.instance();
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singleton = this;
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workspace.instance();
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text_document.instance();
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set_scope("textDocument", text_document.ptr());
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set_scope("completionItem", text_document.ptr());
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set_scope("workspace", workspace.ptr());
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workspace->root = ProjectSettings::get_singleton()->get_resource_path();
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}
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#endif
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