use super::boxed_parser::BoxedParser;
use crate::parser::{ParseResult, Parser, ParserInput, Representation};

pub struct NamedParser<'a, I, O, E>
where
    I: ParserInput,
{
    inner_parser: BoxedParser<'a, I, O, E>,
    name: String,
}

impl<'a, I, O, E> NamedParser<'a, I, O, E>
where
    I: ParserInput,
{
    pub(super) fn new(inner_parser: BoxedParser<'a, I, O, E>, name: String) -> Self
    where
        I: 'a,
    {
        NamedParser { inner_parser, name }
    }

    pub fn get_name(&'a self) -> &'a str {
        self.name.as_ref()
    }
}

impl<'a, I: ParserInput, O, E> Parser<I, O, E> for NamedParser<'a, I, O, E> {
    fn representation(&self) -> Representation {
        self.inner_parser.representation()
    }

    fn parse(&self, input: I) -> ParseResult<I, O, E> {
        self.inner_parser.parse(input)
    }
}