torudo 0.16.0

A terminal-based todo.txt viewer and manager with TUI interface
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fn is_url(word: &str) -> bool {
    word.starts_with("https://") || word.starts_with("http://")
}

/// Extract all URLs (http:// or https://) from text.
pub fn extract_urls(text: &str) -> Vec<String> {
    text.split_whitespace()
        .filter(|word| is_url(word))
        .map(String::from)
        .collect()
}

/// Remove all URLs from text and clean up extra whitespace.
/// Returns `(stripped_text, had_urls)`.
pub fn strip_urls(text: &str) -> (String, bool) {
    let mut had_urls = false;
    let stripped: Vec<&str> = text
        .split_whitespace()
        .filter(|word| {
            if is_url(word) {
                had_urls = true;
                false
            } else {
                true
            }
        })
        .collect();
    (stripped.join(" "), had_urls)
}

/// Open all URLs in the default browser. Returns the number of failures.
pub fn open_urls(urls: &[String]) -> usize {
    urls.iter().filter(|url| opener::open(url).is_err()).count()
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn extract_urls_no_url() {
        assert_eq!(extract_urls("just plain text"), Vec::<String>::new());
    }

    #[test]
    fn extract_urls_single_https() {
        assert_eq!(
            extract_urls("check https://example.com/path please"),
            vec!["https://example.com/path"]
        );
    }

    #[test]
    fn extract_urls_single_http() {
        assert_eq!(
            extract_urls("visit http://example.com"),
            vec!["http://example.com"]
        );
    }

    #[test]
    fn extract_urls_multiple() {
        assert_eq!(
            extract_urls("see https://a.com and https://b.com/path"),
            vec!["https://a.com", "https://b.com/path"]
        );
    }

    #[test]
    fn extract_urls_at_start() {
        assert_eq!(
            extract_urls("https://example.com is the link"),
            vec!["https://example.com"]
        );
    }

    #[test]
    fn extract_urls_at_end() {
        assert_eq!(
            extract_urls("link is https://example.com"),
            vec!["https://example.com"]
        );
    }

    #[test]
    fn strip_urls_no_url() {
        assert_eq!(
            strip_urls("just plain text"),
            ("just plain text".to_string(), false)
        );
    }

    #[test]
    fn strip_urls_single() {
        assert_eq!(
            strip_urls("check https://example.com/path please"),
            ("check please".to_string(), true)
        );
    }

    #[test]
    fn strip_urls_at_end() {
        assert_eq!(
            strip_urls("link is https://example.com"),
            ("link is".to_string(), true)
        );
    }

    #[test]
    fn strip_urls_at_start() {
        assert_eq!(
            strip_urls("https://example.com is the link"),
            ("is the link".to_string(), true)
        );
    }

    #[test]
    fn strip_urls_multiple() {
        assert_eq!(
            strip_urls("see https://a.com and https://b.com/path end"),
            ("see and end".to_string(), true)
        );
    }

    #[test]
    fn strip_urls_only_url() {
        assert_eq!(strip_urls("https://example.com"), (String::new(), true));
    }
}