// version 14:
public record WithOnNestedRecord<T>() {
	public record Nested(String a, String b) {
		/**
		 * @return a clone of this object, except with this updated property (returns {@code this} if an identical value is passed).
		 */
		@java.lang.SuppressWarnings("all")
		@lombok.Generated
		public WithOnNestedRecord.Nested withA(final String a) {
			return this.a == a ? this : new WithOnNestedRecord.Nested(a, this.b);
		}
		/**
		 * @return a clone of this object, except with this updated property (returns {@code this} if an identical value is passed).
		 */
		@java.lang.SuppressWarnings("all")
		@lombok.Generated
		public WithOnNestedRecord.Nested withB(final String b) {
			return this.b == b ? this : new WithOnNestedRecord.Nested(this.a, b);
		}
	}
}