Method reduce_assignment

modules/gdscript/gdscript_analyzer.cpp:2853–3055

}

void GDScriptAnalyzer::reduce_assignment(GDScriptParser::AssignmentNode *p_assignment) {
	reduce_expression(p_assignment->assigned_value);

#ifdef DEBUG_ENABLED
	// Increment assignment count for local variables.
	// Before we reduce the assignee because we don't want to warn about not being assigned when performing the assignment.
	if (p_assignment->assignee->type == GDScriptParser::Node::IDENTIFIER) {
		GDScriptParser::IdentifierNode *id = static_cast<GDScriptParser::IdentifierNode *>(p_assignment->assignee);
		if (id->source == GDScriptParser::IdentifierNode::LOCAL_VARIABLE && id->variable_source) {
			id->variable_source->assignments++;
		}
	}
#endif // DEBUG_ENABLED

	reduce_expression(p_assignment->assignee);

#ifdef DEBUG_ENABLED
	{
		bool is_subscript = false;
		GDScriptParser::ExpressionNode *base = p_assignment->assignee;
		while (base && base->type == GDScriptParser::Node::SUBSCRIPT) {
			is_subscript = true;
			base = static_cast<GDScriptParser::SubscriptNode *>(base)->base;
		}
		if (base && base->type == GDScriptParser::Node::IDENTIFIER) {
			GDScriptParser::IdentifierNode *id = static_cast<GDScriptParser::IdentifierNode *>(base);
			if (current_lambda && current_lambda->captures_indices.has(id->name)) {
				bool need_warn = false;
				if (is_subscript) {
					const GDScriptParser::DataType &id_type = id->datatype;
					if (id_type.is_hard_type()) {
						switch (id_type.kind) {
							case GDScriptParser::DataType::BUILTIN:
								/// @todo Change `Variant::is_type_shared()` to include packed arrays?
								need_warn = !Variant::is_type_shared(id_type.builtin_type) && id_type.builtin_type < Variant::PACKED_BYTE_ARRAY;
								break;
							case GDScriptParser::DataType::ENUM:
								need_warn = true;
								break;
							default:
								break;
						}
					}
				} else {
					need_warn = true;
				}
				if (need_warn) {
					parser->push_warning(p_assignment, GDScriptWarning::CONFUSABLE_CAPTURE_REASSIGNMENT, id->name);
				}
			}
		}
	}
#endif // DEBUG_ENABLED

	if (p_assignment->assigned_value == nullptr || p_assignment->assignee == nullptr) {
		return;
	}