mod ascii_table;
mod encoder_task;
mod loading_reaction;
mod timed_cache;

pub use self::{
    ascii_table::AsciiTable,
    encoder_task::EncoderTask,
    loading_reaction::LoadingReaction,
    timed_cache::{
        TimedCache,
        TimedCacheEntry,
    },
};
use once_cell::sync::Lazy;
use regex::Regex;
use url::Url;

/// Source: <https://urlregex.com/>
static URL_REGEX: Lazy<Regex> =
    Lazy::new(|| Regex::new(include_str!("url_regex.txt")).expect("invalid url regex"));

/// Get an iterator over urls in text.
pub fn extract_urls(text: &str) -> impl Iterator<Item = Url> + '_ {
    // Regex doesn't HAVE to be perfect.
    // Ideally, it just needs to be aggressive since parsing it into a url will weed out invalids.
    URL_REGEX
        .find_iter(text)
        .filter_map(|url_match| Url::parse(url_match.as_str()).ok())
}