GDScript: Improve error on Object to Object invalid argument calls

Fixes #27804.

(cherry picked from commit 6750e1b3cd)
This commit is contained in:
Rémi Verschelde 2019-06-18 11:27:43 +02:00
parent cfd9121fa6
commit 229892c40b

View file

@ -133,35 +133,13 @@ Variant *GDScriptFunction::_get_variant(int p_address, GDScriptInstance *p_insta
return NULL;
}
String GDScriptFunction::_get_call_error(const Variant::CallError &p_err, const String &p_where, const Variant **argptrs) const {
String err_text;
if (p_err.error == Variant::CallError::CALL_ERROR_INVALID_ARGUMENT) {
int errorarg = p_err.argument;
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(p_err.expected) + ".";
} else if (p_err.error == Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS) {
err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.argument) + " arguments.";
} else if (p_err.error == Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS) {
err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.argument) + " arguments.";
} else if (p_err.error == Variant::CallError::CALL_ERROR_INVALID_METHOD) {
err_text = "Invalid call. Nonexistent " + p_where + ".";
} else if (p_err.error == Variant::CallError::CALL_ERROR_INSTANCE_IS_NULL) {
err_text = "Attempt to call " + p_where + " on a null instance.";
} else {
err_text = "Bug, call error: #" + itos(p_err.error);
}
return err_text;
}
#ifdef DEBUG_ENABLED
static String _get_var_type(const Variant *p_type) {
static String _get_var_type(const Variant *p_var) {
String basestr;
if (p_type->get_type() == Variant::OBJECT) {
Object *bobj = *p_type;
if (p_var->get_type() == Variant::OBJECT) {
Object *bobj = *p_var;
if (!bobj) {
basestr = "null instance";
} else {
@ -176,12 +154,42 @@ static String _get_var_type(const Variant *p_type) {
}
} else {
basestr = Variant::get_type_name(p_type->get_type());
basestr = Variant::get_type_name(p_var->get_type());
}
return basestr;
}
#endif
#endif // DEBUG_ENABLED
String GDScriptFunction::_get_call_error(const Variant::CallError &p_err, const String &p_where, const Variant **argptrs) const {
String err_text;
if (p_err.error == Variant::CallError::CALL_ERROR_INVALID_ARGUMENT) {
int errorarg = p_err.argument;
// 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
#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(p_err.expected) + ".";
}
} else if (p_err.error == Variant::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS) {
err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.argument) + " arguments.";
} else if (p_err.error == Variant::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS) {
err_text = "Invalid call to " + p_where + ". Expected " + itos(p_err.argument) + " arguments.";
} else if (p_err.error == Variant::CallError::CALL_ERROR_INVALID_METHOD) {
err_text = "Invalid call. Nonexistent " + p_where + ".";
} else if (p_err.error == Variant::CallError::CALL_ERROR_INSTANCE_IS_NULL) {
err_text = "Attempt to call " + p_where + " on a null instance.";
} else {
err_text = "Bug, call error: #" + itos(p_err.error);
}
return err_text;
}
#if defined(__GNUC__)
#define OPCODES_TABLE \