parse_hyperlinks::iterator

Function find_first

Source 
pub fn find_first(i: &str) -> Option<Link<'_>>
Expand description

Recognizes hyperlinks in all supported markup languages and returns the first hyperlink found as Some(Link::Text2Dest or Some(Link::Image2Dest). Returns None if no hyperlink is found.

This function resolves link references.

use parse_hyperlinks::parser::Link;
use parse_hyperlinks::iterator::find_first;
use std::borrow::Cow;

let i = r#"abc[t][u]abc
           [u]: v "w"
           abc"#;

let r = find_first(i);
assert_eq!(r, Some(Link::Text2Dest(Cow::from("t"), Cow::from("v"), Cow::from("w"))));