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Merge pull request #71140 from vonagam/fix-const-index-subscript-type 

GDScript: Fix type for index subscript on constant
This commit is contained in:
Rémi Verschelde 2023-01-10 07:58:29 +01:00 committed by GitHub
parent 70b24e28d8 ff505c9875
commit c894edd4cb
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 10 additions and 9 deletions
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12
modules/gdscript/gdscript_analyzer.cpp
View File

@ -3535,12 +3535,12 @@ void GDScriptAnalyzer::reduce_subscript(GDScriptParser::SubscriptNode *p_subscri
Variant value = p_subscript->base->reduced_value.get(p_subscript->index->reduced_value, &valid);
if (!valid) {
push_error(vformat(R"(Cannot get index "%s" from "%s".)", p_subscript->index->reduced_value, p_subscript->base->reduced_value), p_subscript->index);
result_type.kind = GDScriptParser::DataType::VARIANT;
} else {
p_subscript->is_constant = true;
p_subscript->reduced_value = value;
result_type = type_from_variant(value, p_subscript);
}
result_type.kind = GDScriptParser::DataType::VARIANT;
} else {
GDScriptParser::DataType base_type = p_subscript->base->get_datatype();
GDScriptParser::DataType index_type = p_subscript->index->get_datatype();
@ -3801,8 +3801,6 @@ void GDScriptAnalyzer::reduce_unary_op(GDScriptParser::UnaryOpNode *p_unary_op)
}
void GDScriptAnalyzer::const_fold_array(GDScriptParser::ArrayNode *p_array, bool p_is_const) {
bool all_is_constant = true;
for (int i = 0; i < p_array->elements.size(); i++) {
GDScriptParser::ExpressionNode *element = p_array->elements[i];
@ -3812,8 +3810,7 @@ void GDScriptAnalyzer::const_fold_array(GDScriptParser::ArrayNode *p_array, bool
const_fold_dictionary(static_cast<GDScriptParser::DictionaryNode *>(element), p_is_const);
}
all_is_constant = all_is_constant && element->is_constant;
if (!all_is_constant) {
if (!element->is_constant) {
return;
}
}
@ -3831,8 +3828,6 @@ void GDScriptAnalyzer::const_fold_array(GDScriptParser::ArrayNode *p_array, bool
}
void GDScriptAnalyzer::const_fold_dictionary(GDScriptParser::DictionaryNode *p_dictionary, bool p_is_const) {
bool all_is_constant = true;
for (int i = 0; i < p_dictionary->elements.size(); i++) {
const GDScriptParser::DictionaryNode::Pair &element = p_dictionary->elements[i];
@ -3842,8 +3837,7 @@ void GDScriptAnalyzer::const_fold_dictionary(GDScriptParser::DictionaryNode *p_d
const_fold_dictionary(static_cast<GDScriptParser::DictionaryNode *>(element.value), p_is_const);
}
all_is_constant = all_is_constant && element.key->is_constant && element.value->is_constant;
if (!all_is_constant) {
if (!element.key->is_constant || !element.value->is_constant) {
return;
}
}

5
modules/gdscript/tests/scripts/analyzer/errors/constant_subscript_type.gd Normal file
View File

@ -0,0 +1,5 @@
const base := [0]
func test():
var sub := base[0]
if sub is String: pass

2
modules/gdscript/tests/scripts/analyzer/errors/constant_subscript_type.out Normal file
View File

@ -0,0 +1,2 @@
GDTEST_ANALYZER_ERROR
Expression is of type "int" so it can't be of type "String".