verso-reader 0.1.0

A terminal EPUB reader with vim navigation, a Kindle-style library, and Markdown highlight export
Documentation 
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use anyhow::Result;
use std::path::Path;

pub fn write_export(dir: &Path, slug: &str, contents: &str) -> Result<std::path::PathBuf> {
    std::fs::create_dir_all(dir)?;
    let path = dir.join(format!("{slug}.md"));
    std::fs::write(&path, contents)?;
    Ok(path)
}

pub fn slug_from_title(title: &str) -> String {
    title
        .chars()
        .filter_map(|c| {
            if c.is_alphanumeric() {
                Some(c.to_ascii_lowercase())
            } else if c.is_whitespace() || c == '-' || c == '_' {
                Some('-')
            } else {
                None
            }
        })
        .collect::<String>()
        .split('-')
        .filter(|s| !s.is_empty())
        .collect::<Vec<_>>()
        .join("-")
}