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godot/main/tests/test_gdscript.cpp

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/*************************************************************************/
/* test_gdscript.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "test_gdscript.h"
#include "core/os/file_access.h"
#include "core/os/main_loop.h"
#include "core/os/os.h"
#include "modules/modules_enabled.gen.h"
#ifdef MODULE_GDSCRIPT_ENABLED
#include "modules/gdscript/gdscript.h"
#include "modules/gdscript/gdscript_compiler.h"
#include "modules/gdscript/gdscript_parser.h"
#include "modules/gdscript/gdscript_tokenizer.h"
namespace TestGDScript {
static void _print_indent(int p_ident, const String &p_text) {
String txt;
for (int i = 0; i < p_ident; i++) {
txt += '\t';
}
print_line(txt + p_text);
}
static String _parser_extends(const GDScriptParser::ClassNode *p_class) {
String txt = "extends ";
if (String(p_class->extends_file) != "") {
txt += "\"" + p_class->extends_file + "\"";
if (p_class->extends_class.size())
txt += ".";
}
for (int i = 0; i < p_class->extends_class.size(); i++) {
if (i != 0)
txt += ".";
txt += p_class->extends_class[i];
}
return txt;
}
static String _parser_expr(const GDScriptParser::Node *p_expr) {
String txt;
switch (p_expr->type) {
case GDScriptParser::Node::TYPE_IDENTIFIER: {
const GDScriptParser::IdentifierNode *id_node = static_cast<const GDScriptParser::IdentifierNode *>(p_expr);
txt = id_node->name;
} break;
case GDScriptParser::Node::TYPE_CONSTANT: {
const GDScriptParser::ConstantNode *c_node = static_cast<const GDScriptParser::ConstantNode *>(p_expr);
if (c_node->value.get_type() == Variant::STRING)
txt = "\"" + String(c_node->value) + "\"";
else
txt = c_node->value;
} break;
case GDScriptParser::Node::TYPE_SELF: {
txt = "self";
} break;
case GDScriptParser::Node::TYPE_ARRAY: {
const GDScriptParser::ArrayNode *arr_node = static_cast<const GDScriptParser::ArrayNode *>(p_expr);
txt += "[";
for (int i = 0; i < arr_node->elements.size(); i++) {
if (i > 0)
txt += ", ";
txt += _parser_expr(arr_node->elements[i]);
}
txt += "]";
} break;
case GDScriptParser::Node::TYPE_DICTIONARY: {
const GDScriptParser::DictionaryNode *dict_node = static_cast<const GDScriptParser::DictionaryNode *>(p_expr);
txt += "{";
for (int i = 0; i < dict_node->elements.size(); i++) {
if (i > 0)
txt += ", ";
const GDScriptParser::DictionaryNode::Pair &p = dict_node->elements[i];
txt += _parser_expr(p.key);
txt += ":";
txt += _parser_expr(p.value);
}
txt += "}";
} break;
case GDScriptParser::Node::TYPE_OPERATOR: {
const GDScriptParser::OperatorNode *c_node = static_cast<const GDScriptParser::OperatorNode *>(p_expr);
switch (c_node->op) {
case GDScriptParser::OperatorNode::OP_PARENT_CALL:
txt += ".";
[[fallthrough]];
case GDScriptParser::OperatorNode::OP_CALL: {
ERR_FAIL_COND_V(c_node->arguments.size() < 1, "");
String func_name;
const GDScriptParser::Node *nfunc = c_node->arguments[0];
int arg_ofs = 0;
if (nfunc->type == GDScriptParser::Node::TYPE_BUILT_IN_FUNCTION) {
const GDScriptParser::BuiltInFunctionNode *bif_node = static_cast<const GDScriptParser::BuiltInFunctionNode *>(nfunc);
func_name = GDScriptFunctions::get_func_name(bif_node->function);
arg_ofs = 1;
} else if (nfunc->type == GDScriptParser::Node::TYPE_TYPE) {
const GDScriptParser::TypeNode *t_node = static_cast<const GDScriptParser::TypeNode *>(nfunc);
func_name = Variant::get_type_name(t_node->vtype);
arg_ofs = 1;
} else {
ERR_FAIL_COND_V(c_node->arguments.size() < 2, "");
nfunc = c_node->arguments[1];
ERR_FAIL_COND_V(nfunc->type != GDScriptParser::Node::TYPE_IDENTIFIER, "");
if (c_node->arguments[0]->type != GDScriptParser::Node::TYPE_SELF)
func_name = _parser_expr(c_node->arguments[0]) + ".";
func_name += _parser_expr(nfunc);
arg_ofs = 2;
}
txt += func_name + "(";
for (int i = arg_ofs; i < c_node->arguments.size(); i++) {
const GDScriptParser::Node *arg = c_node->arguments[i];
if (i > arg_ofs)
txt += ", ";
txt += _parser_expr(arg);
}
txt += ")";
} break;
case GDScriptParser::OperatorNode::OP_INDEX: {
ERR_FAIL_COND_V(c_node->arguments.size() != 2, "");
//index with []
txt = _parser_expr(c_node->arguments[0]) + "[" + _parser_expr(c_node->arguments[1]) + "]";
} break;
case GDScriptParser::OperatorNode::OP_INDEX_NAMED: {
ERR_FAIL_COND_V(c_node->arguments.size() != 2, "");
txt = _parser_expr(c_node->arguments[0]) + "." + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_NEG: {
txt = "-" + _parser_expr(c_node->arguments[0]);
} break;
case GDScriptParser::OperatorNode::OP_NOT: {
txt = "not " + _parser_expr(c_node->arguments[0]);
} break;
case GDScriptParser::OperatorNode::OP_BIT_INVERT: {
txt = "~" + _parser_expr(c_node->arguments[0]);
} break;
case GDScriptParser::OperatorNode::OP_IN: {
txt = _parser_expr(c_node->arguments[0]) + " in " + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_EQUAL: {
txt = _parser_expr(c_node->arguments[0]) + "==" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_NOT_EQUAL: {
txt = _parser_expr(c_node->arguments[0]) + "!=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_LESS: {
txt = _parser_expr(c_node->arguments[0]) + "<" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_LESS_EQUAL: {
txt = _parser_expr(c_node->arguments[0]) + "<=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_GREATER: {
txt = _parser_expr(c_node->arguments[0]) + ">" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_GREATER_EQUAL: {
txt = _parser_expr(c_node->arguments[0]) + ">=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_AND: {
txt = _parser_expr(c_node->arguments[0]) + " and " + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_OR: {
txt = _parser_expr(c_node->arguments[0]) + " or " + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ADD: {
txt = _parser_expr(c_node->arguments[0]) + "+" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_SUB: {
txt = _parser_expr(c_node->arguments[0]) + "-" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_MUL: {
txt = _parser_expr(c_node->arguments[0]) + "*" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_DIV: {
txt = _parser_expr(c_node->arguments[0]) + "/" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_MOD: {
txt = _parser_expr(c_node->arguments[0]) + "%" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_SHIFT_LEFT: {
txt = _parser_expr(c_node->arguments[0]) + "<<" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_SHIFT_RIGHT: {
txt = _parser_expr(c_node->arguments[0]) + ">>" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN: {
txt = _parser_expr(c_node->arguments[0]) + "=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_ADD: {
txt = _parser_expr(c_node->arguments[0]) + "+=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_SUB: {
txt = _parser_expr(c_node->arguments[0]) + "-=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_MUL: {
txt = _parser_expr(c_node->arguments[0]) + "*=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_DIV: {
txt = _parser_expr(c_node->arguments[0]) + "/=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_MOD: {
txt = _parser_expr(c_node->arguments[0]) + "%=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_SHIFT_LEFT: {
txt = _parser_expr(c_node->arguments[0]) + "<<=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_SHIFT_RIGHT: {
txt = _parser_expr(c_node->arguments[0]) + ">>=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_BIT_AND: {
txt = _parser_expr(c_node->arguments[0]) + "&=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_BIT_OR: {
txt = _parser_expr(c_node->arguments[0]) + "|=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_ASSIGN_BIT_XOR: {
txt = _parser_expr(c_node->arguments[0]) + "^=" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_BIT_AND: {
txt = _parser_expr(c_node->arguments[0]) + "&" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_BIT_OR: {
txt = _parser_expr(c_node->arguments[0]) + "|" + _parser_expr(c_node->arguments[1]);
} break;
case GDScriptParser::OperatorNode::OP_BIT_XOR: {
txt = _parser_expr(c_node->arguments[0]) + "^" + _parser_expr(c_node->arguments[1]);
} break;
default: {
}
}
} break;
case GDScriptParser::Node::TYPE_CAST: {
const GDScriptParser::CastNode *cast_node = static_cast<const GDScriptParser::CastNode *>(p_expr);
txt = _parser_expr(cast_node->source_node) + " as " + cast_node->cast_type.to_string();
} break;
case GDScriptParser::Node::TYPE_NEWLINE: {
//skippie
} break;
default: {
ERR_FAIL_V_MSG("", "Parser bug at " + itos(p_expr->line) + ", invalid expression type: " + itos(p_expr->type));
}
}
return txt;
}
static void _parser_show_block(const GDScriptParser::BlockNode *p_block, int p_indent) {
for (int i = 0; i < p_block->statements.size(); i++) {
const GDScriptParser::Node *statement = p_block->statements[i];
switch (statement->type) {
case GDScriptParser::Node::TYPE_CONTROL_FLOW: {
const GDScriptParser::ControlFlowNode *cf_node = static_cast<const GDScriptParser::ControlFlowNode *>(statement);
switch (cf_node->cf_type) {
case GDScriptParser::ControlFlowNode::CF_IF: {
ERR_FAIL_COND(cf_node->arguments.size() != 1);
String txt;
txt += "if ";
txt += _parser_expr(cf_node->arguments[0]);
txt += ":";
_print_indent(p_indent, txt);
ERR_FAIL_COND(!cf_node->body);
_parser_show_block(cf_node->body, p_indent + 1);
if (cf_node->body_else) {
_print_indent(p_indent, "else:");
_parser_show_block(cf_node->body_else, p_indent + 1);
}
} break;
case GDScriptParser::ControlFlowNode::CF_FOR: {
ERR_FAIL_COND(cf_node->arguments.size() != 2);
String txt;
txt += "for ";
txt += _parser_expr(cf_node->arguments[0]);
txt += " in ";
txt += _parser_expr(cf_node->arguments[1]);
txt += ":";
_print_indent(p_indent, txt);
ERR_FAIL_COND(!cf_node->body);
_parser_show_block(cf_node->body, p_indent + 1);
} break;
case GDScriptParser::ControlFlowNode::CF_WHILE: {
ERR_FAIL_COND(cf_node->arguments.size() != 1);
String txt;
txt += "while ";
txt += _parser_expr(cf_node->arguments[0]);
txt += ":";
_print_indent(p_indent, txt);
ERR_FAIL_COND(!cf_node->body);
_parser_show_block(cf_node->body, p_indent + 1);
} break;
case GDScriptParser::ControlFlowNode::CF_MATCH: {
// FIXME: Implement
} break;
case GDScriptParser::ControlFlowNode::CF_CONTINUE: {
_print_indent(p_indent, "continue");
} break;
case GDScriptParser::ControlFlowNode::CF_BREAK: {
_print_indent(p_indent, "break");
} break;
case GDScriptParser::ControlFlowNode::CF_RETURN: {
if (cf_node->arguments.size())
_print_indent(p_indent, "return " + _parser_expr(cf_node->arguments[0]));
else
_print_indent(p_indent, "return ");
} break;
}
} break;
case GDScriptParser::Node::TYPE_LOCAL_VAR: {
const GDScriptParser::LocalVarNode *lv_node = static_cast<const GDScriptParser::LocalVarNode *>(statement);
_print_indent(p_indent, "var " + String(lv_node->name));
} break;
default: {
//expression i guess
_print_indent(p_indent, _parser_expr(statement));
}
}
}
}
static void _parser_show_function(const GDScriptParser::FunctionNode *p_func, int p_indent, GDScriptParser::BlockNode *p_initializer = nullptr) {
String txt;
if (p_func->_static)
txt = "static ";
txt += "func ";
if (p_func->name == "") // initializer
txt += "[built-in-initializer]";
else
txt += String(p_func->name);
txt += "(";
for (int i = 0; i < p_func->arguments.size(); i++) {
if (i != 0)
txt += ", ";
txt += "var " + String(p_func->arguments[i]);
if (i >= (p_func->arguments.size() - p_func->default_values.size())) {
int defarg = i - (p_func->arguments.size() - p_func->default_values.size());
txt += "=";
txt += _parser_expr(p_func->default_values[defarg]);
}
}
txt += ")";
//todo constructor check!
txt += ":";
_print_indent(p_indent, txt);
if (p_initializer)
_parser_show_block(p_initializer, p_indent + 1);
_parser_show_block(p_func->body, p_indent + 1);
}
static void _parser_show_class(const GDScriptParser::ClassNode *p_class, int p_indent, const Vector<String> &p_code) {
if (p_indent == 0 && (String(p_class->extends_file) != "" || p_class->extends_class.size())) {
_print_indent(p_indent, _parser_extends(p_class));
print_line("\n");
}
for (int i = 0; i < p_class->subclasses.size(); i++) {
const GDScriptParser::ClassNode *subclass = p_class->subclasses[i];
String line = "class " + subclass->name;
if (String(subclass->extends_file) != "" || subclass->extends_class.size())
line += " " + _parser_extends(subclass);
line += ":";
_print_indent(p_indent, line);
_parser_show_class(subclass, p_indent + 1, p_code);
print_line("\n");
}
for (Map<StringName, GDScriptParser::ClassNode::Constant>::Element *E = p_class->constant_expressions.front(); E; E = E->next()) {
const GDScriptParser::ClassNode::Constant &constant = E->get();
_print_indent(p_indent, "const " + String(E->key()) + "=" + _parser_expr(constant.expression));
}
for (int i = 0; i < p_class->variables.size(); i++) {
const GDScriptParser::ClassNode::Member &m = p_class->variables[i];
_print_indent(p_indent, "var " + String(m.identifier));
}
print_line("\n");
for (int i = 0; i < p_class->static_functions.size(); i++) {
_parser_show_function(p_class->static_functions[i], p_indent);
print_line("\n");
}
for (int i = 0; i < p_class->functions.size(); i++) {
if (String(p_class->functions[i]->name) == "_init") {
_parser_show_function(p_class->functions[i], p_indent, p_class->initializer);
} else
_parser_show_function(p_class->functions[i], p_indent);
print_line("\n");
}
//_parser_show_function(p_class->initializer,p_indent);
print_line("\n");
}
static String _disassemble_addr(const Ref<GDScript> &p_script, const GDScriptFunction &func, int p_addr) {
int addr = p_addr & GDScriptFunction::ADDR_MASK;
switch (p_addr >> GDScriptFunction::ADDR_BITS) {
case GDScriptFunction::ADDR_TYPE_SELF: {
return "self";
} break;
case GDScriptFunction::ADDR_TYPE_CLASS: {
return "class";
} break;
case GDScriptFunction::ADDR_TYPE_MEMBER: {
return "member(" + p_script->debug_get_member_by_index(addr) + ")";
} break;
case GDScriptFunction::ADDR_TYPE_CLASS_CONSTANT: {
return "class_const(" + func.get_global_name(addr) + ")";
} break;
case GDScriptFunction::ADDR_TYPE_LOCAL_CONSTANT: {
Variant v = func.get_constant(addr);
String txt;
if (v.get_type() == Variant::STRING || v.get_type() == Variant::NODE_PATH)
txt = "\"" + String(v) + "\"";
else
txt = v;
return "const(" + txt + ")";
} break;
case GDScriptFunction::ADDR_TYPE_STACK: {
return "stack(" + itos(addr) + ")";
} break;
case GDScriptFunction::ADDR_TYPE_STACK_VARIABLE: {
return "var_stack(" + itos(addr) + ")";
} break;
case GDScriptFunction::ADDR_TYPE_GLOBAL: {
return "global(" + func.get_global_name(addr) + ")";
} break;
case GDScriptFunction::ADDR_TYPE_NIL: {
return "nil";
} break;
}
return "<err>";
}
static void _disassemble_class(const Ref<GDScript> &p_class, const Vector<String> &p_code) {
const Map<StringName, GDScriptFunction *> &mf = p_class->debug_get_member_functions();
for (const Map<StringName, GDScriptFunction *>::Element *E = mf.front(); E; E = E->next()) {
const GDScriptFunction &func = *E->get();
const int *code = func.get_code();
int codelen = func.get_code_size();
String defargs;
if (func.get_default_argument_count()) {
defargs = "defarg at: ";
for (int i = 0; i < func.get_default_argument_count(); i++) {
if (i > 0)
defargs += ",";
defargs += itos(func.get_default_argument_addr(i));
}
defargs += " ";
}
print_line("== function " + String(func.get_name()) + "() :: stack size: " + itos(func.get_max_stack_size()) + " " + defargs + "==");
#define DADDR(m_ip) (_disassemble_addr(p_class, func, code[ip + m_ip]))
for (int ip = 0; ip < codelen;) {
int incr = 0;
String txt = itos(ip) + " ";
switch (code[ip]) {
case GDScriptFunction::OPCODE_OPERATOR: {
int op = code[ip + 1];
txt += " op ";
String opname = Variant::get_operator_name(Variant::Operator(op));
txt += DADDR(4);
txt += " = ";
txt += DADDR(2);
txt += " " + opname + " ";
txt += DADDR(3);
incr += 5;
} break;
case GDScriptFunction::OPCODE_SET: {
txt += "set ";
txt += DADDR(1);
txt += "[";
txt += DADDR(2);
txt += "]=";
txt += DADDR(3);
incr += 4;
} break;
case GDScriptFunction::OPCODE_GET: {
txt += " get ";
txt += DADDR(3);
txt += "=";
txt += DADDR(1);
txt += "[";
txt += DADDR(2);
txt += "]";
incr += 4;
} break;
case GDScriptFunction::OPCODE_SET_NAMED: {
txt += " set_named ";
txt += DADDR(1);
txt += "[\"";
txt += func.get_global_name(code[ip + 2]);
txt += "\"]=";
txt += DADDR(3);
incr += 4;
} break;
case GDScriptFunction::OPCODE_GET_NAMED: {
txt += " get_named ";
txt += DADDR(3);
txt += "=";
txt += DADDR(1);
txt += "[\"";
txt += func.get_global_name(code[ip + 2]);
txt += "\"]";
incr += 4;
} break;
case GDScriptFunction::OPCODE_SET_MEMBER: {
txt += " set_member ";
txt += "[\"";
txt += func.get_global_name(code[ip + 1]);
txt += "\"]=";
txt += DADDR(2);
incr += 3;
} break;
case GDScriptFunction::OPCODE_GET_MEMBER: {
txt += " get_member ";
txt += DADDR(2);
txt += "=";
txt += "[\"";
txt += func.get_global_name(code[ip + 1]);
txt += "\"]";
incr += 3;
} break;
case GDScriptFunction::OPCODE_ASSIGN: {
txt += " assign ";
txt += DADDR(1);
txt += "=";
txt += DADDR(2);
incr += 3;
} break;
case GDScriptFunction::OPCODE_ASSIGN_TRUE: {
txt += " assign ";
txt += DADDR(1);
txt += "= true";
incr += 2;
} break;
case GDScriptFunction::OPCODE_ASSIGN_FALSE: {
txt += " assign ";
txt += DADDR(1);
txt += "= false";
incr += 2;
} break;
case GDScriptFunction::OPCODE_ASSIGN_TYPED_BUILTIN: {
txt += " assign typed builtin (";
txt += Variant::get_type_name((Variant::Type)code[ip + 1]);
txt += ") ";
txt += DADDR(2);
txt += " = ";
txt += DADDR(3);
incr += 4;
} break;
case GDScriptFunction::OPCODE_ASSIGN_TYPED_NATIVE: {
Variant className = func.get_constant(code[ip + 1]);
GDScriptNativeClass *nc = Object::cast_to<GDScriptNativeClass>(className.operator Object *());
txt += " assign typed native (";
txt += nc->get_name().operator String();
txt += ") ";
txt += DADDR(2);
txt += " = ";
txt += DADDR(3);
incr += 4;
} break;
case GDScriptFunction::OPCODE_CAST_TO_SCRIPT: {
txt += " cast ";
txt += DADDR(3);
txt += "=";
txt += DADDR(1);
txt += " as ";
txt += DADDR(2);
incr += 4;
} break;
case GDScriptFunction::OPCODE_CONSTRUCT: {
Variant::Type t = Variant::Type(code[ip + 1]);
int argc = code[ip + 2];
txt += " construct ";
txt += DADDR(3 + argc);
txt += " = ";
txt += Variant::get_type_name(t) + "(";
for (int i = 0; i < argc; i++) {
if (i > 0)
txt += ", ";
txt += DADDR(i + 3);
}
txt += ")";
incr = 4 + argc;
} break;
case GDScriptFunction::OPCODE_CONSTRUCT_ARRAY: {
int argc = code[ip + 1];
txt += " make_array ";
txt += DADDR(2 + argc);
txt += " = [ ";
for (int i = 0; i < argc; i++) {
if (i > 0)
txt += ", ";
txt += DADDR(2 + i);
}
txt += "]";
incr += 3 + argc;
} break;
case GDScriptFunction::OPCODE_CONSTRUCT_DICTIONARY: {
int argc = code[ip + 1];
txt += " make_dict ";
txt += DADDR(2 + argc * 2);
txt += " = { ";
for (int i = 0; i < argc; i++) {
if (i > 0)
txt += ", ";
txt += DADDR(2 + i * 2 + 0);
txt += ":";
txt += DADDR(2 + i * 2 + 1);
}
txt += "}";
incr += 3 + argc * 2;
} break;
case GDScriptFunction::OPCODE_CALL:
case GDScriptFunction::OPCODE_CALL_RETURN: {
bool ret = code[ip] == GDScriptFunction::OPCODE_CALL_RETURN;
if (ret)
txt += " call-ret ";
else
txt += " call ";
int argc = code[ip + 1];
if (ret) {
txt += DADDR(4 + argc) + "=";
}
txt += DADDR(2) + ".";
txt += String(func.get_global_name(code[ip + 3]));
txt += "(";
for (int i = 0; i < argc; i++) {
if (i > 0)
txt += ", ";
txt += DADDR(4 + i);
}
txt += ")";
incr = 5 + argc;
} break;
case GDScriptFunction::OPCODE_CALL_BUILT_IN: {
txt += " call-built-in ";
int argc = code[ip + 2];
txt += DADDR(3 + argc) + "=";
txt += GDScriptFunctions::get_func_name(GDScriptFunctions::Function(code[ip + 1]));
txt += "(";
for (int i = 0; i < argc; i++) {
if (i > 0)
txt += ", ";
txt += DADDR(3 + i);
}
txt += ")";
incr = 4 + argc;
} break;
case GDScriptFunction::OPCODE_CALL_SELF_BASE: {
txt += " call-self-base ";
int argc = code[ip + 2];
txt += DADDR(3 + argc) + "=";
txt += func.get_global_name(code[ip + 1]);
txt += "(";
for (int i = 0; i < argc; i++) {
if (i > 0)
txt += ", ";
txt += DADDR(3 + i);
}
txt += ")";
incr = 4 + argc;
} break;
case GDScriptFunction::OPCODE_YIELD: {
txt += " yield ";
incr = 1;
} break;
case GDScriptFunction::OPCODE_YIELD_SIGNAL: {
txt += " yield_signal ";
txt += DADDR(1);
txt += ",";
txt += DADDR(2);
incr = 3;
} break;
case GDScriptFunction::OPCODE_YIELD_RESUME: {
txt += " yield resume: ";
txt += DADDR(1);
incr = 2;
} break;
case GDScriptFunction::OPCODE_JUMP: {
txt += " jump ";
txt += itos(code[ip + 1]);
incr = 2;
} break;
case GDScriptFunction::OPCODE_JUMP_IF: {
txt += " jump-if ";
txt += DADDR(1);
txt += " to ";
txt += itos(code[ip + 2]);
incr = 3;
} break;
case GDScriptFunction::OPCODE_JUMP_IF_NOT: {
txt += " jump-if-not ";
txt += DADDR(1);
txt += " to ";
txt += itos(code[ip + 2]);
incr = 3;
} break;
case GDScriptFunction::OPCODE_JUMP_TO_DEF_ARGUMENT: {
txt += " jump-to-default-argument ";
incr = 1;
} break;
case GDScriptFunction::OPCODE_RETURN: {
txt += " return ";
txt += DADDR(1);
incr = 2;
} break;
case GDScriptFunction::OPCODE_ITERATE_BEGIN: {
txt += " for-init " + DADDR(4) + " in " + DADDR(2) + " counter " + DADDR(1) + " end " + itos(code[ip + 3]);
incr += 5;
} break;
case GDScriptFunction::OPCODE_ITERATE: {
txt += " for-loop " + DADDR(4) + " in " + DADDR(2) + " counter " + DADDR(1) + " end " + itos(code[ip + 3]);
incr += 5;
} break;
case GDScriptFunction::OPCODE_LINE: {
int line = code[ip + 1] - 1;
if (line >= 0 && line < p_code.size())
txt = "\n" + itos(line + 1) + ": " + p_code[line] + "\n";
else
txt = "";
incr += 2;
} break;
case GDScriptFunction::OPCODE_END: {
txt += " end";
incr += 1;
} break;
case GDScriptFunction::OPCODE_ASSERT: {
txt += " assert ";
txt += DADDR(1);
incr += 2;
} break;
}
if (incr == 0) {
ERR_BREAK_MSG(true, "Unhandled opcode: " + itos(code[ip]));
}
ip += incr;
if (txt != "")
print_line(txt);
}
}
}
MainLoop *test(TestType p_type) {
List<String> cmdlargs = OS::get_singleton()->get_cmdline_args();
if (cmdlargs.empty()) {
return nullptr;
}
String test = cmdlargs.back()->get();
if (!test.ends_with(".gd") && !test.ends_with(".gdc")) {
print_line("This test expects a path to a GDScript file as its last parameter. Got: " + test);
return nullptr;
}
FileAccess *fa = FileAccess::open(test, FileAccess::READ);
ERR_FAIL_COND_V_MSG(!fa, nullptr, "Could not open file: " + test);
Vector<uint8_t> buf;
int flen = fa->get_len();
buf.resize(fa->get_len() + 1);
fa->get_buffer(buf.ptrw(), flen);
buf.write[flen] = 0;
String code;
code.parse_utf8((const char *)&buf[0]);
Vector<String> lines;
int last = 0;
for (int i = 0; i <= code.length(); i++) {
if (code[i] == '\n' || code[i] == 0) {
lines.push_back(code.substr(last, i - last));
last = i + 1;
}
}
if (p_type == TEST_TOKENIZER) {
GDScriptTokenizerText tk;
tk.set_code(code);
int line = -1;
while (tk.get_token() != GDScriptTokenizer::TK_EOF) {
String text;
if (tk.get_token() == GDScriptTokenizer::TK_IDENTIFIER)
text = "'" + tk.get_token_identifier() + "' (identifier)";
else if (tk.get_token() == GDScriptTokenizer::TK_CONSTANT) {
const Variant &c = tk.get_token_constant();
if (c.get_type() == Variant::STRING)
text = "\"" + String(c) + "\"";
else
text = c;
text = text + " (" + Variant::get_type_name(c.get_type()) + " constant)";
} else if (tk.get_token() == GDScriptTokenizer::TK_ERROR)
text = "ERROR: " + tk.get_token_error();
else if (tk.get_token() == GDScriptTokenizer::TK_NEWLINE)
text = "newline (" + itos(tk.get_token_line()) + ") + indent: " + itos(tk.get_token_line_indent());
else if (tk.get_token() == GDScriptTokenizer::TK_BUILT_IN_FUNC)
text = "'" + String(GDScriptFunctions::get_func_name(tk.get_token_built_in_func())) + "' (built-in function)";
else
text = tk.get_token_name(tk.get_token());
if (tk.get_token_line() != line) {
int from = line + 1;
line = tk.get_token_line();
for (int i = from; i <= line; i++) {
int l = i - 1;
if (l >= 0 && l < lines.size()) {
print_line("\n" + itos(i) + ": " + lines[l] + "\n");
}
}
}
print_line("\t(" + itos(tk.get_token_column()) + "): " + text);
tk.advance();
}
}
if (p_type == TEST_PARSER) {
GDScriptParser parser;
Error err = parser.parse(code);
if (err) {
print_line("Parse Error:\n" + itos(parser.get_error_line()) + ":" + itos(parser.get_error_column()) + ":" + parser.get_error());
memdelete(fa);
return nullptr;
}
const GDScriptParser::Node *root = parser.get_parse_tree();
ERR_FAIL_COND_V(root->type != GDScriptParser::Node::TYPE_CLASS, nullptr);
const GDScriptParser::ClassNode *cnode = static_cast<const GDScriptParser::ClassNode *>(root);
_parser_show_class(cnode, 0, lines);
}
if (p_type == TEST_COMPILER) {
GDScriptParser parser;
Error err = parser.parse(code);
if (err) {
print_line("Parse Error:\n" + itos(parser.get_error_line()) + ":" + itos(parser.get_error_column()) + ":" + parser.get_error());
memdelete(fa);
return nullptr;
}
Ref<GDScript> gds;
gds.instance();
GDScriptCompiler gdc;
err = gdc.compile(&parser, gds.ptr());
if (err) {
print_line("Compile Error:\n" + itos(gdc.get_error_line()) + ":" + itos(gdc.get_error_column()) + ":" + gdc.get_error());
return nullptr;
}
Ref<GDScript> current = gds;
while (current.is_valid()) {
print_line("** CLASS **");
_disassemble_class(current, lines);
current = current->get_base();
}
} else if (p_type == TEST_BYTECODE) {
Vector<uint8_t> buf2 = GDScriptTokenizerBuffer::parse_code_string(code);
String dst = test.get_basename() + ".gdc";
FileAccess *fw = FileAccess::open(dst, FileAccess::WRITE);
fw->store_buffer(buf2.ptr(), buf2.size());
memdelete(fw);
}
memdelete(fa);
return nullptr;
}
} // namespace TestGDScript
#else
namespace TestGDScript {
MainLoop *test(TestType p_type) {
ERR_PRINT("The GDScript module is disabled, therefore GDScript tests cannot be used.");
return nullptr;
}
} // namespace TestGDScript
#endif
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