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Merge pull request #91472 from vnen/gdscript-default-static-variables-non-tool

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GDScript: Initialize static variables with defaults in-editor
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Rémi Verschelde 2024-05-03 01:21:40 +02:00
commit 4d43fe1c96
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GPG key ID: C3336907360768E1
2 changed files with 27 additions and 0 deletions
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24
modules/gdscript/gdscript.cpp
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@ -678,6 +678,27 @@ Error GDScript::_static_init() {
#ifdef TOOLS_ENABLED
void GDScript::_static_default_init() {
for (const KeyValue<StringName, MemberInfo> &E : static_variables_indices) {
const GDScriptDataType &type = E.value.data_type;
// Only initialize builtin types, which are not expected to be `null`.
if (!type.has_type || type.kind != GDScriptDataType::BUILTIN) {
continue;
}
if (type.builtin_type == Variant::ARRAY && type.has_container_element_type(0)) {
Array default_value;
const GDScriptDataType &element_type = type.get_container_element_type(0);
default_value.set_typed(element_type.builtin_type, element_type.native_type, element_type.script_type);
static_variables.write[E.value.index] = default_value;
} else {
Variant default_value;
Callable::CallError err;
Variant::construct(type.builtin_type, default_value, nullptr, 0, err);
static_variables.write[E.value.index] = default_value;
}
}
}
void GDScript::_save_old_static_data() {
old_static_variables_indices = static_variables_indices;
old_static_variables = static_variables;
@ -841,6 +862,9 @@ Error GDScript::reload(bool p_keep_state) {
#ifdef TOOLS_ENABLED
if (can_run && p_keep_state) {
_restore_old_static_data();
} else if (!can_run) {
// Initialize static variables with sane default values even if the constructor isn't called.
_static_default_init();
}
#endif

3
modules/gdscript/gdscript.h
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@ -169,6 +169,9 @@ private:
GDScriptFunction *static_initializer = nullptr;
Error _static_init();
#ifdef TOOLS_ENABLED
void _static_default_init(); // Initialize static variables with default values based on their types.
#endif
int subclass_count = 0;
RBSet<Object *> instances;