CHANGELOG ========= 4.0.0 ----- * the first argument of the `ExpressionLanguage` constructor must be an instance of `CacheItemPoolInterface` * removed the `ArrayParserCache` and `ParserCacheAdapter` classes * removed the `ParserCacheInterface` 2.6.0 ----- * Added ExpressionFunction and ExpressionFunctionProviderInterface 2.4.0 ----- * added the component