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Copy pathecmascript_language.cpp
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250 lines (223 loc) · 5.35 KB
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#include "ecmascript_language.h"
#include "core/class_db.h"
#include "core/os/file_access.h"
ECMAScriptLanguage *ECMAScriptLanguage::singleton = NULL;
void ECMAScriptLanguage::init() {
ERR_FAIL_NULL(binding);
binding->initialize();
}
void ECMAScriptLanguage::finish() {
binding->uninitialize();
}
Error ECMAScriptLanguage::execute_file(const String &p_path) {
ERR_FAIL_NULL_V(binding, ERR_BUG);
Error err;
String code = FileAccess::get_file_as_string(p_path, &err);
if (err == OK) {
err = binding->eval_string(code, p_path);
}
return err;
}
void ECMAScriptLanguage::get_reserved_words(List<String> *p_words) const {
static const char *_reserved_words[] = {
"null",
"false",
"true",
"if",
"else",
"return",
"var",
"this",
"delete",
"void",
"typeof",
"new",
"in",
"instanceof",
"do",
"while",
"for",
"break",
"continue",
"switch",
"case",
"default",
"throw",
"try",
"catch",
"finally",
"function",
"debugger",
"with",
"class",
"const",
"enum",
"export",
"extends",
"import",
"super",
"implements",
"interface",
"let",
"package",
"private",
"protected",
"public",
"static",
"yield",
"await",
"prototype",
"constructor",
"get",
"set",
"of",
"__proto__",
"undefined",
"number",
"boolean",
"string",
"object",
"symbol",
"arguments",
"join",
"global",
"as",
"from",
"default",
"*",
"then",
"resolve",
"reject",
"promise",
"proxy",
"revoke",
"async",
"globalThis",
"Object",
"Array",
"Error",
"Number",
"String",
"Boolean",
"Symbol",
"Arguments",
"Math",
"JSON",
"Date",
"Function",
"GeneratorFunction",
"ForInIterator",
"RegExp",
"ArrayBuffer",
"SharedArrayBuffer",
"Uint8ClampedArray"
"Int8Array",
"Uint8Array",
"Int16Array",
"Uint16Array",
"Int32Array",
"Uint32Array",
"BigInt64Array",
"BigUint64Array",
"Float32Array",
"Float64Array",
"DataView",
"Map",
"Set",
"WeakMap",
"WeakSet",
"Generator",
"Proxy",
"Promise",
0
};
const char **w = _reserved_words;
while (*w) {
p_words->push_back(*w);
w++;
}
}
void ECMAScriptLanguage::get_comment_delimiters(List<String> *p_delimiters) const {
p_delimiters->push_back("//"); // single-line comment
p_delimiters->push_back("/* */"); // delimited comment
}
void ECMAScriptLanguage::get_string_delimiters(List<String> *p_delimiters) const {
p_delimiters->push_back("' '");
p_delimiters->push_back("\" \"");
p_delimiters->push_back("` `");
}
Ref<Script> ECMAScriptLanguage::get_template(const String &p_class_name, const String &p_base_class_name) const {
String script_template = "class %CLASS% extends " GODOT_OBJECT_NAME ".%BASE% {\n"
" \n"
" // Declare member variables here. Examples:\n"
" a = 2;\n"
" b = \"text\";\n"
" \n"
" constructor() {\n"
" super();\n"
" }\n"
" \n"
" // Called when the node enters the scene tree for the first time.\n"
" _ready() {\n"
" \n"
" }\n"
" \n"
" // Called every frame. 'delta' is the elapsed time since the previous frame.\n"
" _process(delta) {\n"
" \n"
" }\n"
"}\n"
"\n"
"export default %CLASS%;\n";
script_template = script_template.replace("%BASE%", p_base_class_name).replace("%CLASS%", p_class_name);
Ref<ECMAScript> script;
script.instance();
script->set_source_code(script_template);
script->set_name(p_class_name);
script->set_script_path(p_class_name);
return script;
}
void ECMAScriptLanguage::make_template(const String &p_class_name, const String &p_base_class_name, Ref<Script> &p_script) {
String src = p_script->get_source_code();
src = src.replace("%BASE%", p_base_class_name).replace("%CLASS%", p_class_name);
p_script->set_source_code(src);
}
bool ECMAScriptLanguage::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 {
ECMAscriptScriptError script_error;
bool ret = binding->validate(p_script, p_path, &script_error);
if (!ret) {
r_test_error = binding->error_to_string(script_error);
r_line_error = script_error.line;
r_col_error = script_error.column;
}
return ret;
}
Script *ECMAScriptLanguage::create_script() const {
return memnew(ECMAScript);
}
void ECMAScriptLanguage::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("js");
}
void *ECMAScriptLanguage::alloc_instance_binding_data(Object *p_object) {
return binding->alloc_object_binding_data(p_object);
}
void ECMAScriptLanguage::free_instance_binding_data(void *p_data) {
binding->free_object_binding_data(p_data);
}
void ECMAScriptLanguage::refcount_incremented_instance_binding(Object *p_object) {
binding->godot_refcount_incremented(static_cast<Reference *>(p_object));
}
bool ECMAScriptLanguage::refcount_decremented_instance_binding(Object *p_object) {
return binding->godot_refcount_decremented(static_cast<Reference *>(p_object));
}
void ECMAScriptLanguage::frame() {
binding->frame();
}
ECMAScriptLanguage::ECMAScriptLanguage() {
ERR_FAIL_COND(singleton);
singleton = this;
binding = memnew(QuickJSBinder);
}
ECMAScriptLanguage::~ECMAScriptLanguage() {
memdelete(binding);
}