Function string_parser

pub fn string_parser(
    path: &str,
    text: &str,
    end_filter: impl Fn(Vec<char>) -> bool,
    callback: impl FnMut(String),
) -> Result<(), Error>

Main function of the create

Arguments

• path - the path to the file to search from
• text - the text to search
• end_filter - the function called at each character to check if we’re still within the token. Sould return true when out of the token.
• callback - the function called when the text is exited. take the inside of the token as argument

Examples

./text being “…‘foo’…”

extern crate string_parser;
use string_parser::string_parser; 
 
fn end_filter(c : Vec<char>) -> bool{            
    if c.last().unwrap()== &'\'' {
        return true;
        }
    else {
        return false;
        }   
}
//can also use closures
let callback = |s : String| {
    assert_eq!(String::from("foo"), s); 
};
 
string_parser("./text", "'", end_filter, callback).unwrap();