public @MonotonicNonNull ParserDescriptor<C, T> parser() {
            if (this.valueType == null || this.parser == null) {
                return null;
            }
            return ParserDescriptor.of(this.parser, this.valueType);
        }
Returns the current parser, if it has been set.

@return current parser
cloud-core/src/main/java/org/incendo/cloud/component/CommandComponent.java