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Merge pull request #82639 from golfinq/gdscript-improve-indexing-error

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GDScript: Improve error messages for invalid indexing
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Rémi Verschelde 2024-01-04 16:38:58 +01:00
commit 2bffa3cbc5
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GPG key ID: C3336907360768E1
10 changed files with 87 additions and 29 deletions
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45
modules/gdscript/gdscript_vm.cpp
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@ -873,8 +873,12 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GET_VARIANT_PTR(value, 2);
bool valid;
#ifdef DEBUG_ENABLED
Variant::VariantSetError err_code;
dst->set(*index, *value, &valid, &err_code);
#else
dst->set(*index, *value, &valid);
#endif
#ifdef DEBUG_ENABLED
if (!valid) {
Object *obj = dst->get_validated_object();
@ -891,7 +895,10 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
} else {
v = "of type '" + _get_var_type(index) + "'";
}
err_text = "Invalid set index " + v + " (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'";
err_text = "Invalid assignment of property or key " + v + " with value of type '" + _get_var_type(value) + "' on a base object of type '" + _get_var_type(dst) + "'.";
if (err_code == Variant::VariantSetError::SET_INDEXED_ERR) {
err_text = "Invalid assignment of index " + v + " (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'.";
}
}
OPCODE_BREAK;
}
@ -922,7 +929,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
} else {
v = "of type '" + _get_var_type(index) + "'";
}
err_text = "Invalid set index " + v + " (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'";
err_text = "Invalid assignment of property or key " + v + " with value of type '" + _get_var_type(value) + "' on a base object of type '" + _get_var_type(dst) + "'.";
OPCODE_BREAK;
}
#endif
@ -972,7 +979,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
bool valid;
#ifdef DEBUG_ENABLED
// Allow better error message in cases where src and dst are the same stack position.
Variant ret = src->get(*index, &valid);
Variant::VariantGetError err_code;
Variant ret = src->get(*index, &valid, &err_code);
#else
*dst = src->get(*index, &valid);
@ -985,7 +993,10 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
} else {
v = "of type '" + _get_var_type(index) + "'";
}
err_text = "Invalid get index " + v + " (on base: '" + _get_var_type(src) + "').";
err_text = "Invalid access to property or key " + v + " on a base object of type '" + _get_var_type(src) + "'.";
if (err_code == Variant::VariantGetError::GET_INDEXED_ERR) {
err_text = "Invalid access of index " + v + " on a base object of type: '" + _get_var_type(src) + "'.";
}
OPCODE_BREAK;
}
*dst = ret;
@ -1021,7 +1032,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
} else {
v = "of type '" + _get_var_type(key) + "'";
}
err_text = "Invalid get index " + v + " (on base: '" + _get_var_type(src) + "').";
err_text = "Invalid access to property or key " + v + " on a base object of type '" + _get_var_type(src) + "'.";
OPCODE_BREAK;
}
*dst = ret;
@ -1086,7 +1097,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
if (read_only_property) {
err_text = vformat(R"(Cannot set value into property "%s" (on base "%s") because it is read-only.)", String(*index), _get_var_type(dst));
} else {
err_text = "Invalid set index '" + String(*index) + "' (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'.";
err_text = "Invalid assignment of property or key '" + String(*index) + "' with value of type '" + _get_var_type(value) + "' on a base object of type '" + _get_var_type(dst) + "'.";
}
OPCODE_BREAK;
}
@ -1131,7 +1142,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
#endif
#ifdef DEBUG_ENABLED
if (!valid) {
err_text = "Invalid get index '" + index->operator String() + "' (on base: '" + _get_var_type(src) + "').";
err_text = "Invalid access to property or key '" + index->operator String() + "' on a base object of type '" + _get_var_type(src) + "'.";
OPCODE_BREAK;
}
*dst = ret;
@ -2473,7 +2484,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
Variant::construct(ret_type, retvalue, const_cast<const Variant **>(&r), 1, ce);
} else {
#ifdef DEBUG_ENABLED
err_text = vformat(R"(Trying to return value of type "%s" from a function which the return type is "%s".)",
err_text = vformat(R"(Trying to return value of type "%s" from a function whose return type is "%s".)",
Variant::get_type_name(r->get_type()), Variant::get_type_name(ret_type));
#endif // DEBUG_ENABLED
@ -2503,9 +2514,9 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
if (r->get_type() != Variant::ARRAY) {
#ifdef DEBUG_ENABLED
err_text = vformat(R"(Trying to return a value of type "%s" where expected return type is "Array[%s]".)",
_get_var_type(r), _get_element_type(builtin_type, native_type, *script_type));
#endif // DEBUG_ENABLED
err_text = vformat(R"(Trying to return value of type "%s" from a function whose return type is "Array[%s]".)",
Variant::get_type_name(r->get_type()), Variant::get_type_name(builtin_type));
#endif
OPCODE_BREAK;
}
@ -2536,7 +2547,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(!nc);
if (r->get_type() != Variant::OBJECT && r->get_type() != Variant::NIL) {
err_text = vformat(R"(Trying to return value of type "%s" from a function which the return type is "%s".)",
err_text = vformat(R"(Trying to return value of type "%s" from a function whose return type is "%s".)",
Variant::get_type_name(r->get_type()), nc->get_name());
OPCODE_BREAK;
}
@ -2554,7 +2565,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
#endif // DEBUG_ENABLED
if (ret_obj && !ClassDB::is_parent_class(ret_obj->get_class_name(), nc->get_name())) {
#ifdef DEBUG_ENABLED
err_text = vformat(R"(Trying to return value of type "%s" from a function which the return type is "%s".)",
err_text = vformat(R"(Trying to return value of type "%s" from a function whose return type is "%s".)",
ret_obj->get_class_name(), nc->get_name());
#endif // DEBUG_ENABLED
OPCODE_BREAK;
@ -2577,7 +2588,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
if (r->get_type() != Variant::OBJECT && r->get_type() != Variant::NIL) {
#ifdef DEBUG_ENABLED
err_text = vformat(R"(Trying to return value of type "%s" from a function which the return type is "%s".)",
err_text = vformat(R"(Trying to return value of type "%s" from a function whose return type is "%s".)",
Variant::get_type_name(r->get_type()), GDScript::debug_get_script_name(Ref<Script>(base_type)));
#endif // DEBUG_ENABLED
OPCODE_BREAK;
@ -2599,7 +2610,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
ScriptInstance *ret_inst = ret_obj->get_script_instance();
if (!ret_inst) {
#ifdef DEBUG_ENABLED
err_text = vformat(R"(Trying to return value of type "%s" from a function which the return type is "%s".)",
err_text = vformat(R"(Trying to return value of type "%s" from a function whose return type is "%s".)",
ret_obj->get_class_name(), GDScript::debug_get_script_name(Ref<GDScript>(base_type)));
#endif // DEBUG_ENABLED
OPCODE_BREAK;
@ -2618,7 +2629,7 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
if (!valid) {
#ifdef DEBUG_ENABLED
err_text = vformat(R"(Trying to return value of type "%s" from a function which the return type is "%s".)",
err_text = vformat(R"(Trying to return value of type "%s" from a function whose return type is "%s".)",
GDScript::debug_get_script_name(ret_obj->get_script_instance()->get_script()), GDScript::debug_get_script_name(Ref<GDScript>(base_type)));
#endif // DEBUG_ENABLED
OPCODE_BREAK;