Annotate struct

100 points

The starter code below does not compile. Fix errors and get it to compile.

Required signature

pub struct Parser<'a> {     pub input: &'a str,     pub position: usize, }  impl<'a> Parser<'a> {     pub fn new(input: &'a str) -> Parser<'a>;     pub fn peek(&self) -> Option<&str>; }

Visible tests

peek_returns_remaining_slice

#[test]
fn peek_returns_remaining_slice() {
    let p = Parser::new("hello world");
    assert_eq!(p.peek(), Some("hello world"));
}

Annotate struct

Required signature

Visible tests

Your solution