ferrocat 2.2.0

Rust-first gettext and ICU toolkit for PO parsing, catalog updates, and MessageFormat parsing.
Documentation 
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use ferrocat::{
    CompileCatalogArtifactOptions, NormalizedParsedCatalog, ParseCatalogOptions,
    compile_catalog_artifact, parse_catalog,
};

fn catalog(
    content: &str,
    locale: &str,
) -> Result<NormalizedParsedCatalog, Box<dyn std::error::Error>> {
    Ok(
        parse_catalog(ParseCatalogOptions::new(content, "en").with_locale(locale))?
            .into_normalized_view()?,
    )
}

fn main() -> Result<(), Box<dyn std::error::Error>> {
    let source = catalog(
        "msgid \"Checkout\"\nmsgstr \"Checkout\"\n\nmsgid \"Cart\"\nmsgstr \"Cart\"\n",
        "en",
    )?;
    let german = catalog("msgid \"Checkout\"\nmsgstr \"Zur Kasse\"\n", "de")?;

    let options = CompileCatalogArtifactOptions::new("de", "en").with_source_fallback(true);
    let artifact = compile_catalog_artifact(&[&source, &german], &options)?;

    assert_eq!(artifact.messages.len(), 2);
    assert_eq!(artifact.missing.len(), 1);
    assert!(artifact.messages.values().any(|value| value == "Zur Kasse"));
    assert!(artifact.messages.values().any(|value| value == "Cart"));

    for (key, value) in &artifact.messages {
        println!("{key} = {value}");
    }

    Ok(())
}