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GDScript: Fix false positive cases of ENUM_VARIABLE_WITHOUT_DEFAULT

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This commit is contained in:
Danil Alexeev 2024-07-22 21:45:01 +03:00
parent 4e5ed0bbfb
commit 638148a184
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GPG Key ID: 124453E157DA8DC7
2 changed files with 16 additions and 2 deletions
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4
modules/gdscript/gdscript_analyzer.cpp
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@ -1967,8 +1967,8 @@ void GDScriptAnalyzer::resolve_assignable(GDScriptParser::AssignableNode *p_assi
}
#ifdef DEBUG_ENABLED
const bool is_parameter = p_assignable->type == GDScriptParser::Node::PARAMETER;
if (!has_specified_type) {
const bool is_parameter = p_assignable->type == GDScriptParser::Node::PARAMETER;
const String declaration_type = is_constant ? "Constant" : (is_parameter ? "Parameter" : "Variable");
if (p_assignable->infer_datatype || is_constant) {
// Do not produce the `INFERRED_DECLARATION` warning on type import because there is no way to specify the true type.
@ -1980,7 +1980,7 @@ void GDScriptAnalyzer::resolve_assignable(GDScriptParser::AssignableNode *p_assi
} else {
parser->push_warning(p_assignable, GDScriptWarning::UNTYPED_DECLARATION, declaration_type, p_assignable->identifier->name);
}
} else if (specified_type.kind == GDScriptParser::DataType::ENUM && p_assignable->initializer == nullptr) {
} else if (!is_parameter && specified_type.kind == GDScriptParser::DataType::ENUM && p_assignable->initializer == nullptr) {
// Warn about enum variables without default value. Unless the enum defines the "0" value, then it's fine.
bool has_zero_value = false;
for (const KeyValue<StringName, int64_t> &kv : specified_type.enum_values) {

14
modules/gdscript/tests/scripts/analyzer/warnings/enum_without_default_value.gd
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@ -7,3 +7,17 @@ var has_no_zero: HasNoZero # Warning, because there is no `0` in the enum.
func test():
print(has_zero)
print(has_no_zero)
# GH-94634. A parameter is either mandatory or has a default value.
func test_no_exec(param: HasNoZero) -> void:
print(param)
# Loop iterator always has a value.
for i: HasNoZero in HasNoZero.values():
print(i)
match param:
# Pattern bind always has a value.
var x:
print(x)