rust,ignore
pub struct Token<'a> {
pub kind: &'a str,
pub value: &'a str,
pub line: u32,
pub column: u32,
}
End of File returns Token
kind EoF
value End of File
New Lines returns Token
kind NewLine
value \n
rust,ignore
Jayce::new(source: &'a str, duos: &[(&'a str, &str)]);
```rust use jayce::Jayce;
let duos = &[ ("WhiteSpace", r"^\s+"), ("Name", r"^[a-z][a-z_]"), ("Number", r"^[0-9]+"), ("Operator", r"^[-+/%]"), ];
let source = "zoe = 34";
let mut jayce = Jayce::new(source, duos);
println!("{:?}", jayce.eat());
// Token { kind: "Name", value: "zoe", line: 1, column: 4 } ```