use fluent_bundle::{FluentBundle, FluentResource, FluentValue};
use unic_langid::langid;
fn main() {
let ftl_string1 = String::from("hello-world = Hey there! { HELLO() }");
let ftl_string2 = String::from("meaning-of-life = { MEANING_OF_LIFE(42) }");
let ftl_string3 = String::from("all-your-base = { BASE_OWNERSHIP(hello, ownership: \"us\") }");
let res1 = FluentResource::try_new(ftl_string1).expect("Could not parse an FTL string.");
let res2 = FluentResource::try_new(ftl_string2).expect("Could not parse an FTL string.");
let res3 = FluentResource::try_new(ftl_string3).expect("Could not parse an FTL string.");
let langid_en_us = langid!("en-US");
let mut bundle = FluentBundle::new(&[langid_en_us]);
bundle
.add_function("HELLO", |_args, _named_args| {
return "I'm a function!".into();
})
.expect("Failed to add a function to the bundle.");
bundle
.add_function("MEANING_OF_LIFE", |args, _named_args| {
if let Some(arg0) = args.get(0) {
if *arg0 == FluentValue::Number("42".into()) {
return "The answer to life, the universe, and everything".into();
}
}
FluentValue::None
})
.expect("Failed to add a function to the bundle.");
bundle
.add_function("BASE_OWNERSHIP", |_args, named_args| {
return match named_args.get("ownership") {
Some(FluentValue::String(ref string)) => {
format!("All your base belong to {}", string).into()
}
_ => FluentValue::None,
};
})
.expect("Failed to add a function to the bundle.");
bundle
.add_resource(res1)
.expect("Failed to add FTL resources to the bundle.");
bundle
.add_resource(res2)
.expect("Failed to add FTL resources to the bundle.");
bundle
.add_resource(res3)
.expect("Failed to add FTL resources to the bundle.");
let msg = bundle
.get_message("hello-world")
.expect("Message doesn't exist.");
let mut errors = vec![];
let pattern = msg.value.expect("Message has no value.");
let value = bundle.format_pattern(&pattern, None, &mut errors);
assert_eq!(&value, "Hey there! \u{2068}I'm a function!\u{2069}");
let msg = bundle
.get_message("meaning-of-life")
.expect("Message doesn't exist.");
let mut errors = vec![];
let pattern = msg.value.expect("Message has no value.");
let value = bundle.format_pattern(&pattern, None, &mut errors);
assert_eq!(&value, "The answer to life, the universe, and everything");
let msg = bundle
.get_message("all-your-base")
.expect("Message doesn't exist.");
let mut errors = vec![];
let pattern = msg.value.expect("Message has no value.");
let value = bundle.format_pattern(&pattern, None, &mut errors);
assert_eq!(&value, "All your base belong to us");
}