Pass type parser as a function

Author: Rubenicos

src/main/java/com/saicone/types/TypeParser.java

@@ -26,7 +26,7 @@
  * @param <T> the type result of the function.
  */
 @FunctionalInterface
-public interface TypeParser<T> {
+public interface TypeParser<T> extends Function<Object, T> {
 
     /**
      * Create a type parser with associated type.
@@ -153,6 +153,12 @@ default boolean isInstance(@Nullable Object object) {
         throw new RuntimeException("The current type parser doesn't support instance check");
     }
 
+    @Override
+    @Contract("null -> null")
+    default @Nullable T apply(@Nullable Object object) {
+        return object == null ? null : parse(object);
+    }
+
     /**
      * Parse the given object into required type.
      *