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-rw-r--r--modules/gdscript/gdscript_editor.cpp29
1 files changed, 29 insertions, 0 deletions
diff --git a/modules/gdscript/gdscript_editor.cpp b/modules/gdscript/gdscript_editor.cpp
index f0dc830ed8..6fb95d32ca 100644
--- a/modules/gdscript/gdscript_editor.cpp
+++ b/modules/gdscript/gdscript_editor.cpp
@@ -1198,6 +1198,27 @@ static bool _guess_identifier_type(GDScriptParser::CompletionContext &p_context,
static bool _guess_identifier_type_from_base(GDScriptParser::CompletionContext &p_context, const GDScriptCompletionIdentifier &p_base, const StringName &p_identifier, GDScriptCompletionIdentifier &r_type);
static bool _guess_method_return_type_from_base(GDScriptParser::CompletionContext &p_context, const GDScriptCompletionIdentifier &p_base, const StringName &p_method, GDScriptCompletionIdentifier &r_type);
+static bool _is_expression_named_identifier(const GDScriptParser::ExpressionNode *p_expression, const StringName &p_name) {
+ if (p_expression) {
+ switch (p_expression->type) {
+ case GDScriptParser::Node::IDENTIFIER: {
+ const GDScriptParser::IdentifierNode *id = static_cast<const GDScriptParser::IdentifierNode *>(p_expression);
+ if (id->name == p_name) {
+ return true;
+ }
+ } break;
+ case GDScriptParser::Node::CAST: {
+ const GDScriptParser::CastNode *cn = static_cast<const GDScriptParser::CastNode *>(p_expression);
+ return _is_expression_named_identifier(cn->operand, p_name);
+ } break;
+ default:
+ break;
+ }
+ }
+
+ return false;
+}
+
static bool _guess_expression_type(GDScriptParser::CompletionContext &p_context, const GDScriptParser::ExpressionNode *p_expression, GDScriptCompletionIdentifier &r_type) {
bool found = false;
@@ -1904,6 +1925,14 @@ static bool _guess_identifier_type_from_base(GDScriptParser::CompletionContext &
return true;
} else if (init->start_line == p_context.current_line) {
return false;
+ // Detects if variable is assigned to itself
+ } else if (_is_expression_named_identifier(init, member.variable->identifier->name)) {
+ if (member.variable->initializer->get_datatype().is_set()) {
+ r_type.type = member.variable->initializer->get_datatype();
+ } else if (member.variable->get_datatype().is_set() && !member.variable->get_datatype().is_variant()) {
+ r_type.type = member.variable->get_datatype();
+ }
+ return true;
} else if (_guess_expression_type(p_context, init, r_type)) {
return true;
} else if (init->get_datatype().is_set() && !init->get_datatype().is_variant()) {