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GDScript: Fix type conversion in assignment with operation

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This commit is contained in:
George Marques 2019-12-13 11:35:01 -03:00
parent f065b34e96
commit 475d7f0e52
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GPG key ID: 046BD46A3201E43D
3 changed files with 25 additions and 18 deletions
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2
modules/gdscript/gdscript_compiler.cpp
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@ -1144,7 +1144,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser::
GDScriptDataType assign_type = _gdtype_from_datatype(on->arguments[0]->get_datatype());
if (assign_type.has_type && !on->arguments[1]->get_datatype().has_type) {
if (assign_type.has_type && !on->datatype.has_type) {
// Typed assignment
switch (assign_type.kind) {
case GDScriptDataType::BUILTIN: {

6
modules/gdscript/gdscript_function.cpp
View file

@ -764,15 +764,17 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GET_VARIANT_PTR(dst, 2);
GET_VARIANT_PTR(src, 3);
#ifdef DEBUG_ENABLED
Variant::Type var_type = (Variant::Type)_code_ptr[ip + 1];
GD_ERR_BREAK(var_type < 0 || var_type >= Variant::VARIANT_MAX);
if (src->get_type() != var_type) {
#ifdef DEBUG_ENABLED
if (Variant::can_convert_strict(src->get_type(), var_type)) {
#endif // DEBUG_ENABLED
Variant::CallError ce;
*dst = Variant::construct(var_type, const_cast<const Variant **>(&src), 1, ce);
} else {
#ifdef DEBUG_ENABLED
err_text = "Trying to assign value of type '" + Variant::get_type_name(src->get_type()) +
"' to a variable of type '" + Variant::get_type_name(var_type) + "'.";
OPCODE_BREAK;
@ -780,9 +782,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
} else {
#endif // DEBUG_ENABLED
*dst = *src;
#ifdef DEBUG_ENABLED
}
#endif // DEBUG_ENABLED
ip += 4;
}

35
modules/gdscript/gdscript_parser.cpp
View file

@ -8185,7 +8185,9 @@ void GDScriptParser::_check_block_types(BlockNode *p_block) {
}
#endif // DEBUG_ENABLED
bool type_match = check_types;
if (check_types && !_is_type_compatible(lh_type, rh_type)) {
type_match = false;
// Try supertype test
if (_is_type_compatible(rh_type, lh_type)) {
_mark_line_as_unsafe(op->line);
@ -8197,23 +8199,27 @@ void GDScriptParser::_check_block_types(BlockNode *p_block) {
op->line);
return;
}
// Replace assignment with implicit conversion
BuiltInFunctionNode *convert = alloc_node<BuiltInFunctionNode>();
convert->line = op->line;
convert->function = GDScriptFunctions::TYPE_CONVERT;
if (op->op == OperatorNode::OP_ASSIGN) {
// Replace assignment with implicit conversion
BuiltInFunctionNode *convert = alloc_node<BuiltInFunctionNode>();
convert->line = op->line;
convert->function = GDScriptFunctions::TYPE_CONVERT;
ConstantNode *tgt_type = alloc_node<ConstantNode>();
tgt_type->line = op->line;
tgt_type->value = (int)lh_type.builtin_type;
ConstantNode *tgt_type = alloc_node<ConstantNode>();
tgt_type->line = op->line;
tgt_type->value = (int)lh_type.builtin_type;
OperatorNode *convert_call = alloc_node<OperatorNode>();
convert_call->line = op->line;
convert_call->op = OperatorNode::OP_CALL;
convert_call->arguments.push_back(convert);
convert_call->arguments.push_back(op->arguments[1]);
convert_call->arguments.push_back(tgt_type);
OperatorNode *convert_call = alloc_node<OperatorNode>();
convert_call->line = op->line;
convert_call->op = OperatorNode::OP_CALL;
convert_call->arguments.push_back(convert);
convert_call->arguments.push_back(op->arguments[1]);
convert_call->arguments.push_back(tgt_type);
op->arguments.write[1] = convert_call;
op->arguments.write[1] = convert_call;
type_match = true; // Since we are converting, the type is matching
}
#ifdef DEBUG_ENABLED
if (lh_type.builtin_type == Variant::INT && rh_type.builtin_type == Variant::REAL) {
_add_warning(GDScriptWarning::NARROWING_CONVERSION, op->line);
@ -8226,6 +8232,7 @@ void GDScriptParser::_check_block_types(BlockNode *p_block) {
_mark_line_as_unsafe(op->line);
}
#endif // DEBUG_ENABLED
op->datatype.has_type = type_match;
} break;
case OperatorNode::OP_CALL:
case OperatorNode::OP_PARENT_CALL: {