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GDScript: Fix message when calling non-tool function in tool mode #94511

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merged 1 commit into from
Aug 27, 2024
Merged

GDScript: Fix message when calling non-tool function in tool mode #94511

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12 changes: 12 additions & 0 deletions core/object/script_language.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -704,6 +704,18 @@ bool PlaceHolderScriptInstance::has_method(const StringName &p_method) const {
return false;
}

Variant PlaceHolderScriptInstance::callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
#if TOOLS_ENABLED
if (Engine::get_singleton()->is_editor_hint()) {
return String("Attempt to call a method on a placeholder instance. Check if the script is in tool mode.");
} else {
return String("Attempt to call a method on a placeholder instance. Probably a bug, please report.");
}
#endif
return Variant();
}

void PlaceHolderScriptInstance::update(const List<PropertyInfo> &p_properties, const HashMap<StringName, Variant> &p_values) {
HashSet<StringName> new_values;
for (const PropertyInfo &E : p_properties) {
Expand Down
5 changes: 1 addition & 4 deletions core/object/script_language.h
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Expand Up @@ -454,10 +454,7 @@ class PlaceHolderScriptInstance : public ScriptInstance {
return 0;
}

virtual Variant callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) override {
r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
return Variant();
}
virtual Variant callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) override;
virtual void notification(int p_notification, bool p_reversed = false) override {}

virtual Ref<Script> get_script() const override { return script; }
Expand Down
2 changes: 1 addition & 1 deletion modules/gdscript/gdscript_function.h
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Expand Up @@ -509,7 +509,7 @@ class GDScriptFunction {
} profile;
#endif

_FORCE_INLINE_ String _get_call_error(const Callable::CallError &p_err, const String &p_where, const Variant **argptrs) const;
_FORCE_INLINE_ String _get_call_error(const String &p_where, const Variant **p_argptrs, const Variant &p_ret, const Callable::CallError &p_err) const;
Variant _get_default_variant_for_data_type(const GDScriptDataType &p_data_type);

public:
Expand Down
85 changes: 43 additions & 42 deletions modules/gdscript/gdscript_vm.cpp
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Expand Up @@ -134,38 +134,36 @@ Variant GDScriptFunction::_get_default_variant_for_data_type(const GDScriptDataT
return Variant();
}

String GDScriptFunction::_get_call_error(const Callable::CallError &p_err, const String &p_where, const Variant **argptrs) const {
String err_text;

if (p_err.error == Callable::CallError::CALL_ERROR_INVALID_ARGUMENT) {
int errorarg = p_err.argument;
ERR_FAIL_COND_V_MSG(errorarg < 0 || argptrs[errorarg] == nullptr, "GDScript bug (please report): Invalid CallError argument index or null pointer.", "Invalid CallError argument index or null pointer.");
// Handle the Object to Object case separately as we don't have further class details.
String GDScriptFunction::_get_call_error(const String &p_where, const Variant **p_argptrs, const Variant &p_ret, const Callable::CallError &p_err) const {
switch (p_err.error) {
case Callable::CallError::CALL_OK:
return String();
case Callable::CallError::CALL_ERROR_INVALID_METHOD:
if (p_ret.get_type() == Variant::STRING && !p_ret.operator String().is_empty()) {
return "Invalid call " + p_where + ": " + p_ret.operator String();
}
return "Invalid call. Nonexistent " + p_where + ".";
case Callable::CallError::CALL_ERROR_INVALID_ARGUMENT:
ERR_FAIL_COND_V_MSG(p_err.argument < 0 || p_argptrs[p_err.argument] == nullptr, "Bug: Invalid CallError argument index or null pointer.", "Bug: Invalid CallError argument index or null pointer.");
// Handle the Object to Object case separately as we don't have further class details.
#ifdef DEBUG_ENABLED
if (p_err.expected == Variant::OBJECT && argptrs[errorarg]->get_type() == p_err.expected) {
err_text = "Invalid type in " + p_where + ". The Object-derived class of argument " + itos(errorarg + 1) + " (" + _get_var_type(argptrs[errorarg]) + ") is not a subclass of the expected argument class.";
} else if (p_err.expected == Variant::ARRAY && argptrs[errorarg]->get_type() == p_err.expected) {
err_text = "Invalid type in " + p_where + ". The array of argument " + itos(errorarg + 1) + " (" + _get_var_type(argptrs[errorarg]) + ") does not have the same element type as the expected typed array argument.";
} else
if (p_err.expected == Variant::OBJECT && p_argptrs[p_err.argument]->get_type() == p_err.expected) {
return "Invalid type in " + p_where + ". The Object-derived class of argument " + itos(p_err.argument + 1) + " (" + _get_var_type(p_argptrs[p_err.argument]) + ") is not a subclass of the expected argument class.";
}
if (p_err.expected == Variant::ARRAY && p_argptrs[p_err.argument]->get_type() == p_err.expected) {
return "Invalid type in " + p_where + ". The array of argument " + itos(p_err.argument + 1) + " (" + _get_var_type(p_argptrs[p_err.argument]) + ") does not have the same element type as the expected typed array argument.";
}
#endif // DEBUG_ENABLED
{
err_text = "Invalid type in " + p_where + ". Cannot convert argument " + itos(errorarg + 1) + " from " + Variant::get_type_name(argptrs[errorarg]->get_type()) + " to " + Variant::get_type_name(Variant::Type(p_err.expected)) + ".";
}
} else if (p_err.error == Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS) {
err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.expected) + " arguments.";
} else if (p_err.error == Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS) {
err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.expected) + " arguments.";
} else if (p_err.error == Callable::CallError::CALL_ERROR_INVALID_METHOD) {
err_text = "Invalid call. Nonexistent " + p_where + ".";
} else if (p_err.error == Callable::CallError::CALL_ERROR_INSTANCE_IS_NULL) {
err_text = "Attempt to call " + p_where + " on a null instance.";
} else if (p_err.error == Callable::CallError::CALL_ERROR_METHOD_NOT_CONST) {
err_text = "Attempt to call " + p_where + " on a const instance.";
} else {
err_text = "Bug, call error: #" + itos(p_err.error);
return "Invalid type in " + p_where + ". Cannot convert argument " + itos(p_err.argument + 1) + " from " + Variant::get_type_name(p_argptrs[p_err.argument]->get_type()) + " to " + Variant::get_type_name(Variant::Type(p_err.expected)) + ".";
case Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS:
case Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS:
return "Invalid call to " + p_where + ". Expected " + itos(p_err.expected) + " arguments.";
case Callable::CallError::CALL_ERROR_INSTANCE_IS_NULL:
return "Attempt to call " + p_where + " on a null instance.";
case Callable::CallError::CALL_ERROR_METHOD_NOT_CONST:
return "Attempt to call " + p_where + " on a const instance.";
}

return err_text;
return "Bug: Invalid call error code " + itos(p_err.error) + ".";
}

void (*type_init_function_table[])(Variant *) = {
Expand Down Expand Up @@ -1608,7 +1606,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a

#ifdef DEBUG_ENABLED
if (err.error != Callable::CallError::CALL_OK) {
err_text = _get_call_error(err, "'" + Variant::get_type_name(t) + "' constructor", (const Variant **)argptrs);
err_text = _get_call_error("'" + Variant::get_type_name(t) + "' constructor", (const Variant **)argptrs, *dst, err);
OPCODE_BREAK;
}
#endif
Expand Down Expand Up @@ -1744,10 +1742,12 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
StringName base_class = base_obj ? base_obj->get_class_name() : StringName();
#endif

Variant temp_ret;
Callable::CallError err;
if (call_ret) {
GET_INSTRUCTION_ARG(ret, argc + 1);
base->callp(*methodname, (const Variant **)argptrs, argc, *ret, err);
base->callp(*methodname, (const Variant **)argptrs, argc, temp_ret, err);
*ret = temp_ret;
#ifdef DEBUG_ENABLED
if (ret->get_type() == Variant::NIL) {
if (base_type == Variant::OBJECT) {
Expand Down Expand Up @@ -1776,8 +1776,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
}
#endif
} else {
Variant ret;
base->callp(*methodname, (const Variant **)argptrs, argc, ret, err);
base->callp(*methodname, (const Variant **)argptrs, argc, temp_ret, err);
}
#ifdef DEBUG_ENABLED

Expand Down Expand Up @@ -1822,7 +1821,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
}
}
}
err_text = _get_call_error(err, "function '" + methodstr + (is_callable ? "" : "' in base '" + basestr) + "'", (const Variant **)argptrs);
err_text = _get_call_error("function '" + methodstr + (is_callable ? "" : "' in base '" + basestr) + "'", (const Variant **)argptrs, temp_ret, err);
OPCODE_BREAK;
}
#endif
Expand Down Expand Up @@ -1868,12 +1867,14 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
}
#endif

Variant temp_ret;
Callable::CallError err;
if (call_ret) {
GET_INSTRUCTION_ARG(ret, argc + 1);
*ret = method->call(base_obj, (const Variant **)argptrs, argc, err);
temp_ret = method->call(base_obj, (const Variant **)argptrs, argc, err);
*ret = temp_ret;
} else {
method->call(base_obj, (const Variant **)argptrs, argc, err);
temp_ret = method->call(base_obj, (const Variant **)argptrs, argc, err);
}

#ifdef DEBUG_ENABLED
Expand Down Expand Up @@ -1906,7 +1907,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
}
}
}
err_text = _get_call_error(err, "function '" + methodstr + "' in base '" + basestr + "'", (const Variant **)argptrs);
err_text = _get_call_error("function '" + methodstr + "' in base '" + basestr + "'", (const Variant **)argptrs, temp_ret, err);
OPCODE_BREAK;
}
#endif
Expand Down Expand Up @@ -1939,7 +1940,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a

#ifdef DEBUG_ENABLED
if (err.error != Callable::CallError::CALL_OK) {
err_text = _get_call_error(err, "static function '" + methodname->operator String() + "' in type '" + Variant::get_type_name(builtin_type) + "'", argptrs);
err_text = _get_call_error("static function '" + methodname->operator String() + "' in type '" + Variant::get_type_name(builtin_type) + "'", argptrs, *ret, err);
OPCODE_BREAK;
}
#endif
Expand Down Expand Up @@ -1983,7 +1984,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
#endif

if (err.error != Callable::CallError::CALL_OK) {
err_text = _get_call_error(err, "static function '" + method->get_name().operator String() + "' in type '" + method->get_instance_class().operator String() + "'", argptrs);
err_text = _get_call_error("static function '" + method->get_name().operator String() + "' in type '" + method->get_instance_class().operator String() + "'", argptrs, *ret, err);
OPCODE_BREAK;
}

Expand Down Expand Up @@ -2214,7 +2215,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
// Call provided error string.
err_text = vformat(R"*(Error calling utility function "%s()": %s)*", methodstr, *dst);
} else {
err_text = _get_call_error(err, vformat(R"*(utility function "%s()")*", methodstr), (const Variant **)argptrs);
err_text = _get_call_error(vformat(R"*(utility function "%s()")*", methodstr), (const Variant **)argptrs, *dst, err);
}
OPCODE_BREAK;
}
Expand Down Expand Up @@ -2271,7 +2272,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
// Call provided error string.
err_text = vformat(R"*(Error calling GDScript utility function "%s()": %s)*", methodstr, *dst);
} else {
err_text = _get_call_error(err, vformat(R"*(GDScript utility function "%s()")*", methodstr), (const Variant **)argptrs);
err_text = _get_call_error(vformat(R"*(GDScript utility function "%s()")*", methodstr), (const Variant **)argptrs, *dst, err);
}
OPCODE_BREAK;
}
Expand Down Expand Up @@ -2338,7 +2339,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a

if (err.error != Callable::CallError::CALL_OK) {
String methodstr = *methodname;
err_text = _get_call_error(err, "function '" + methodstr + "'", (const Variant **)argptrs);
err_text = _get_call_error("function '" + methodstr + "'", (const Variant **)argptrs, *dst, err);

OPCODE_BREAK;
}
Expand Down
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