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.
561 lines
18 KiB
C++
561 lines
18 KiB
C++
/*************************************************************************/
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/* gdscript_editor.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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#include "gdscript.h"
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#include "core/engine.h"
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#include "core/global_constants.h"
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#include "core/os/file_access.h"
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#include "gdscript_compiler.h"
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#include "gdscript_parser.h"
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#include "gdscript_tokenizer.h"
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#ifdef TOOLS_ENABLED
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#include "editor/editor_file_system.h"
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#include "editor/editor_settings.h"
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#endif
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void GDScriptLanguage::get_comment_delimiters(List<String> *p_delimiters) const {
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p_delimiters->push_back("#");
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}
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void GDScriptLanguage::get_string_delimiters(List<String> *p_delimiters) const {
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p_delimiters->push_back("\" \"");
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p_delimiters->push_back("' '");
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p_delimiters->push_back("\"\"\" \"\"\"");
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}
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String GDScriptLanguage::_get_processed_template(const String &p_template, const String &p_base_class_name) const {
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String processed_template = p_template;
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#ifdef TOOLS_ENABLED
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if (EDITOR_DEF("text_editor/completion/add_type_hints", false)) {
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processed_template = processed_template.replace("%INT_TYPE%", ": int");
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processed_template = processed_template.replace("%STRING_TYPE%", ": String");
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processed_template = processed_template.replace("%FLOAT_TYPE%", ": float");
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processed_template = processed_template.replace("%VOID_RETURN%", " -> void");
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} else {
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processed_template = processed_template.replace("%INT_TYPE%", "");
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processed_template = processed_template.replace("%STRING_TYPE%", "");
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processed_template = processed_template.replace("%FLOAT_TYPE%", "");
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processed_template = processed_template.replace("%VOID_RETURN%", "");
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}
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#else
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processed_template = processed_template.replace("%INT_TYPE%", "");
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processed_template = processed_template.replace("%STRING_TYPE%", "");
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processed_template = processed_template.replace("%FLOAT_TYPE%", "");
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processed_template = processed_template.replace("%VOID_RETURN%", "");
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#endif
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processed_template = processed_template.replace("%BASE%", p_base_class_name);
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processed_template = processed_template.replace("%TS%", _get_indentation());
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return processed_template;
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}
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Ref<Script> GDScriptLanguage::get_template(const String &p_class_name, const String &p_base_class_name) const {
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String _template = "extends %BASE%\n"
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"\n"
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"\n"
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"# Declare member variables here. Examples:\n"
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"# var a%INT_TYPE% = 2\n"
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"# var b%STRING_TYPE% = \"text\"\n"
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"\n"
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"\n"
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"# Called when the node enters the scene tree for the first time.\n"
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"func _ready()%VOID_RETURN%:\n"
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"%TS%pass # Replace with function body.\n"
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"\n"
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"\n"
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"# Called every frame. 'delta' is the elapsed time since the previous frame.\n"
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"#func _process(delta%FLOAT_TYPE%)%VOID_RETURN%:\n"
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"#%TS%pass\n";
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_template = _get_processed_template(_template, p_base_class_name);
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Ref<GDScript> script;
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script.instance();
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script->set_source_code(_template);
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return script;
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}
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bool GDScriptLanguage::is_using_templates() {
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return true;
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}
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void GDScriptLanguage::make_template(const String &p_class_name, const String &p_base_class_name, Ref<Script> &p_script) {
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String _template = _get_processed_template(p_script->get_source_code(), p_base_class_name);
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p_script->set_source_code(_template);
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}
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static void get_function_names_recursively(const GDScriptParser::ClassNode *p_class, const String &p_prefix, Map<int, String> &r_funcs) {
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for (int i = 0; i < p_class->members.size(); i++) {
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if (p_class->members[i].type == GDScriptParser::ClassNode::Member::FUNCTION) {
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const GDScriptParser::FunctionNode *function = p_class->members[i].function;
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r_funcs[function->start_line] = p_prefix.empty() ? String(function->identifier->name) : p_prefix + "." + String(function->identifier->name);
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} else if (p_class->members[i].type == GDScriptParser::ClassNode::Member::CLASS) {
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String new_prefix = p_class->members[i].m_class->identifier->name;
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get_function_names_recursively(p_class->members[i].m_class, p_prefix.empty() ? new_prefix : p_prefix + "." + new_prefix, r_funcs);
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}
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}
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}
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bool GDScriptLanguage::validate(const String &p_script, int &r_line_error, int &r_col_error, String &r_test_error, const String &p_path, List<String> *r_functions, List<ScriptLanguage::Warning> *r_warnings, Set<int> *r_safe_lines) const {
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GDScriptParser parser;
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Error err = parser.parse(p_script, p_path, false);
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#ifdef DEBUG_ENABLED
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// FIXME: Warnings.
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// if (r_warnings) {
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// for (const List<GDScriptWarning>::Element *E = parser.get_warnings().front(); E; E = E->next()) {
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// const GDScriptWarning &warn = E->get();
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// ScriptLanguage::Warning w;
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// w.line = warn.line;
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// w.code = (int)warn.code;
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// w.string_code = GDScriptWarning::get_name_from_code(warn.code);
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// w.message = warn.get_message();
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// r_warnings->push_back(w);
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// }
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// }
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#endif
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if (err) {
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GDScriptParser::ParserError parse_error = parser.get_errors().front()->get();
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r_line_error = parse_error.line;
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r_col_error = parse_error.column;
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r_test_error = parse_error.message;
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return false;
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} else {
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const GDScriptParser::ClassNode *cl = parser.get_tree();
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Map<int, String> funcs;
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get_function_names_recursively(cl, "", funcs);
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for (Map<int, String>::Element *E = funcs.front(); E; E = E->next()) {
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r_functions->push_back(E->get() + ":" + itos(E->key()));
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}
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}
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return true;
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}
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bool GDScriptLanguage::has_named_classes() const {
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return false;
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}
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bool GDScriptLanguage::supports_builtin_mode() const {
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return true;
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}
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int GDScriptLanguage::find_function(const String &p_function, const String &p_code) const {
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GDScriptTokenizer tokenizer;
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tokenizer.set_source_code(p_code);
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int indent = 0;
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GDScriptTokenizer::Token current = tokenizer.scan();
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while (current.type != GDScriptTokenizer::Token::TK_EOF && current.type != GDScriptTokenizer::Token::ERROR) {
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if (current.type == GDScriptTokenizer::Token::INDENT) {
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indent++;
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} else if (current.type == GDScriptTokenizer::Token::DEDENT) {
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indent--;
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}
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if (indent == 0 && current.type == GDScriptTokenizer::Token::FUNC) {
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current = tokenizer.scan();
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if (current.is_identifier()) {
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String identifier = current.get_identifier();
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if (identifier == p_function) {
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return current.start_line;
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}
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}
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}
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current = tokenizer.scan();
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}
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return -1;
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}
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Script *GDScriptLanguage::create_script() const {
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return memnew(GDScript);
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}
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/* DEBUGGER FUNCTIONS */
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bool GDScriptLanguage::debug_break_parse(const String &p_file, int p_line, const String &p_error) {
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//break because of parse error
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if (EngineDebugger::is_active() && Thread::get_caller_id() == Thread::get_main_id()) {
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_debug_parse_err_line = p_line;
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_debug_parse_err_file = p_file;
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_debug_error = p_error;
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EngineDebugger::get_script_debugger()->debug(this, false, true);
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return true;
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} else {
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return false;
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}
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}
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bool GDScriptLanguage::debug_break(const String &p_error, bool p_allow_continue) {
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if (EngineDebugger::is_active() && Thread::get_caller_id() == Thread::get_main_id()) {
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_debug_parse_err_line = -1;
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_debug_parse_err_file = "";
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_debug_error = p_error;
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bool is_error_breakpoint = p_error != "Breakpoint";
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EngineDebugger::get_script_debugger()->debug(this, p_allow_continue, is_error_breakpoint);
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return true;
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} else {
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return false;
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}
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}
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String GDScriptLanguage::debug_get_error() const {
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return _debug_error;
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}
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int GDScriptLanguage::debug_get_stack_level_count() const {
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if (_debug_parse_err_line >= 0) {
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return 1;
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}
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return _debug_call_stack_pos;
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}
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int GDScriptLanguage::debug_get_stack_level_line(int p_level) const {
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if (_debug_parse_err_line >= 0) {
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return _debug_parse_err_line;
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}
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ERR_FAIL_INDEX_V(p_level, _debug_call_stack_pos, -1);
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int l = _debug_call_stack_pos - p_level - 1;
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return *(_call_stack[l].line);
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}
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String GDScriptLanguage::debug_get_stack_level_function(int p_level) const {
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if (_debug_parse_err_line >= 0) {
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return "";
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}
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ERR_FAIL_INDEX_V(p_level, _debug_call_stack_pos, "");
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int l = _debug_call_stack_pos - p_level - 1;
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return _call_stack[l].function->get_name();
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}
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String GDScriptLanguage::debug_get_stack_level_source(int p_level) const {
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if (_debug_parse_err_line >= 0) {
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return _debug_parse_err_file;
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}
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ERR_FAIL_INDEX_V(p_level, _debug_call_stack_pos, "");
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int l = _debug_call_stack_pos - p_level - 1;
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return _call_stack[l].function->get_source();
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}
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void GDScriptLanguage::debug_get_stack_level_locals(int p_level, List<String> *p_locals, List<Variant> *p_values, int p_max_subitems, int p_max_depth) {
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if (_debug_parse_err_line >= 0) {
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return;
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}
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ERR_FAIL_INDEX(p_level, _debug_call_stack_pos);
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int l = _debug_call_stack_pos - p_level - 1;
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GDScriptFunction *f = _call_stack[l].function;
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List<Pair<StringName, int>> locals;
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f->debug_get_stack_member_state(*_call_stack[l].line, &locals);
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for (List<Pair<StringName, int>>::Element *E = locals.front(); E; E = E->next()) {
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p_locals->push_back(E->get().first);
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p_values->push_back(_call_stack[l].stack[E->get().second]);
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}
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}
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void GDScriptLanguage::debug_get_stack_level_members(int p_level, List<String> *p_members, List<Variant> *p_values, int p_max_subitems, int p_max_depth) {
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if (_debug_parse_err_line >= 0) {
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return;
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}
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ERR_FAIL_INDEX(p_level, _debug_call_stack_pos);
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int l = _debug_call_stack_pos - p_level - 1;
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GDScriptInstance *instance = _call_stack[l].instance;
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if (!instance) {
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return;
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}
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Ref<GDScript> script = instance->get_script();
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ERR_FAIL_COND(script.is_null());
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const Map<StringName, GDScript::MemberInfo> &mi = script->debug_get_member_indices();
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for (const Map<StringName, GDScript::MemberInfo>::Element *E = mi.front(); E; E = E->next()) {
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p_members->push_back(E->key());
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p_values->push_back(instance->debug_get_member_by_index(E->get().index));
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}
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}
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ScriptInstance *GDScriptLanguage::debug_get_stack_level_instance(int p_level) {
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if (_debug_parse_err_line >= 0) {
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return nullptr;
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}
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ERR_FAIL_INDEX_V(p_level, _debug_call_stack_pos, nullptr);
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int l = _debug_call_stack_pos - p_level - 1;
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ScriptInstance *instance = _call_stack[l].instance;
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return instance;
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}
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void GDScriptLanguage::debug_get_globals(List<String> *p_globals, List<Variant> *p_values, int p_max_subitems, int p_max_depth) {
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const Map<StringName, int> &name_idx = GDScriptLanguage::get_singleton()->get_global_map();
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const Variant *globals = GDScriptLanguage::get_singleton()->get_global_array();
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List<Pair<String, Variant>> cinfo;
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get_public_constants(&cinfo);
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for (const Map<StringName, int>::Element *E = name_idx.front(); E; E = E->next()) {
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if (ClassDB::class_exists(E->key()) || Engine::get_singleton()->has_singleton(E->key())) {
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continue;
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}
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bool is_script_constant = false;
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for (List<Pair<String, Variant>>::Element *CE = cinfo.front(); CE; CE = CE->next()) {
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if (CE->get().first == E->key()) {
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is_script_constant = true;
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break;
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}
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}
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if (is_script_constant) {
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continue;
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}
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const Variant &var = globals[E->value()];
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if (Object *obj = var) {
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if (Object::cast_to<GDScriptNativeClass>(obj)) {
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continue;
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}
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}
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bool skip = false;
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for (int i = 0; i < GlobalConstants::get_global_constant_count(); i++) {
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if (E->key() == GlobalConstants::get_global_constant_name(i)) {
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skip = true;
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break;
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}
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}
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if (skip) {
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continue;
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}
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p_globals->push_back(E->key());
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p_values->push_back(var);
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}
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}
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String GDScriptLanguage::debug_parse_stack_level_expression(int p_level, const String &p_expression, int p_max_subitems, int p_max_depth) {
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return "";
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}
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void GDScriptLanguage::get_recognized_extensions(List<String> *p_extensions) const {
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p_extensions->push_back("gd");
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}
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void GDScriptLanguage::get_public_functions(List<MethodInfo> *p_functions) const {
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for (int i = 0; i < GDScriptFunctions::FUNC_MAX; i++) {
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p_functions->push_back(GDScriptFunctions::get_info(GDScriptFunctions::Function(i)));
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}
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//not really "functions", but..
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{
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MethodInfo mi;
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mi.name = "preload";
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mi.arguments.push_back(PropertyInfo(Variant::STRING, "path"));
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mi.return_val = PropertyInfo(Variant::OBJECT, "", PROPERTY_HINT_RESOURCE_TYPE, "Resource");
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p_functions->push_back(mi);
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}
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{
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MethodInfo mi;
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mi.name = "assert";
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mi.return_val.type = Variant::NIL;
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mi.arguments.push_back(PropertyInfo(Variant::BOOL, "condition"));
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mi.arguments.push_back(PropertyInfo(Variant::STRING, "message"));
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mi.default_arguments.push_back(String());
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p_functions->push_back(mi);
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}
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}
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void GDScriptLanguage::get_public_constants(List<Pair<String, Variant>> *p_constants) const {
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Pair<String, Variant> pi;
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pi.first = "PI";
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pi.second = Math_PI;
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p_constants->push_back(pi);
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Pair<String, Variant> tau;
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tau.first = "TAU";
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tau.second = Math_TAU;
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p_constants->push_back(tau);
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Pair<String, Variant> infinity;
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infinity.first = "INF";
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infinity.second = Math_INF;
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p_constants->push_back(infinity);
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Pair<String, Variant> nan;
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nan.first = "NAN";
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nan.second = Math_NAN;
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p_constants->push_back(nan);
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}
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String GDScriptLanguage::make_function(const String &p_class, const String &p_name, const PackedStringArray &p_args) const {
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#ifdef TOOLS_ENABLED
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bool th = EditorSettings::get_singleton()->get_setting("text_editor/completion/add_type_hints");
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#else
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bool th = false;
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#endif
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String s = "func " + p_name + "(";
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if (p_args.size()) {
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for (int i = 0; i < p_args.size(); i++) {
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if (i > 0) {
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s += ", ";
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}
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s += p_args[i].get_slice(":", 0);
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if (th) {
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String type = p_args[i].get_slice(":", 1);
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if (!type.empty() && type != "var") {
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s += ": " + type;
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}
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}
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}
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}
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s += String(")") + (th ? " -> void" : "") + ":\n" + _get_indentation() + "pass # Replace with function body.\n";
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return s;
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}
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//////// COMPLETION //////////
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|
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// FIXME: Readd completion
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Error GDScriptLanguage::complete_code(const String &p_code, const String &p_path, Object *p_owner, List<ScriptCodeCompletionOption> *r_options, bool &r_forced, String &r_call_hint) {
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|
return OK;
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|
}
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|
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//////// END COMPLETION //////////
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|
|
|
String GDScriptLanguage::_get_indentation() const {
|
|
#ifdef TOOLS_ENABLED
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|
if (Engine::get_singleton()->is_editor_hint()) {
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|
bool use_space_indentation = EDITOR_DEF("text_editor/indent/type", false);
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|
|
|
if (use_space_indentation) {
|
|
int indent_size = EDITOR_DEF("text_editor/indent/size", 4);
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|
|
|
String space_indent = "";
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|
for (int i = 0; i < indent_size; i++) {
|
|
space_indent += " ";
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|
}
|
|
return space_indent;
|
|
}
|
|
}
|
|
#endif
|
|
return "\t";
|
|
}
|
|
|
|
void GDScriptLanguage::auto_indent_code(String &p_code, int p_from_line, int p_to_line) const {
|
|
String indent = _get_indentation();
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|
|
|
Vector<String> lines = p_code.split("\n");
|
|
List<int> indent_stack;
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|
|
|
for (int i = 0; i < lines.size(); i++) {
|
|
String l = lines[i];
|
|
int tc = 0;
|
|
for (int j = 0; j < l.length(); j++) {
|
|
if (l[j] == ' ' || l[j] == '\t') {
|
|
tc++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
String st = l.substr(tc, l.length()).strip_edges();
|
|
if (st == "" || st.begins_with("#")) {
|
|
continue; //ignore!
|
|
}
|
|
|
|
int ilevel = 0;
|
|
if (indent_stack.size()) {
|
|
ilevel = indent_stack.back()->get();
|
|
}
|
|
|
|
if (tc > ilevel) {
|
|
indent_stack.push_back(tc);
|
|
} else if (tc < ilevel) {
|
|
while (indent_stack.size() && indent_stack.back()->get() > tc) {
|
|
indent_stack.pop_back();
|
|
}
|
|
|
|
if (indent_stack.size() && indent_stack.back()->get() != tc) {
|
|
indent_stack.push_back(tc); //this is not right but gets the job done
|
|
}
|
|
}
|
|
|
|
if (i >= p_from_line) {
|
|
l = "";
|
|
for (int j = 0; j < indent_stack.size(); j++) {
|
|
l += indent;
|
|
}
|
|
l += st;
|
|
|
|
} else if (i > p_to_line) {
|
|
break;
|
|
}
|
|
|
|
lines.write[i] = l;
|
|
}
|
|
|
|
p_code = "";
|
|
for (int i = 0; i < lines.size(); i++) {
|
|
if (i > 0) {
|
|
p_code += "\n";
|
|
}
|
|
p_code += lines[i];
|
|
}
|
|
}
|
|
|
|
#ifdef TOOLS_ENABLED
|
|
|
|
Error GDScriptLanguage::lookup_code(const String &p_code, const String &p_symbol, const String &p_path, Object *p_owner, LookupResult &r_result) {
|
|
// FIXME: Implement lookup.
|
|
return ERR_CANT_RESOLVE;
|
|
}
|
|
|
|
#endif
|