			function constantWatchDelegate(
				scope,
				listener,
				objectEquality,
				parsedExpression
			) {
				var unwatch = scope.$watch(
					function constantWatch(scope) {
						unwatch();
						return parsedExpression(scope);
					},
					listener,
					objectEquality
				);
				return unwatch;
			}
The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.