feat: made more generic

src/lib.rs

@@ -43,10 +43,10 @@ impl Localiser {
 	/// in the second case the same will be done to their chilren instead.
 	/// [FluentResource]s within a same folder will be considered part of a same [FluentBundle],
 	/// forming a single localisation for all intents and purposes.
-	pub fn try_load(path: &str, default_language: &str) -> Result<Self> {
+	pub fn try_load(path:  impl Into<String>, default_language: impl Into<String>) -> Result<Self> {
 		let mut bundles = HashMap::new();
 		let mut available_languages = HashMap::new();
-		let paths = std::fs::read_dir(path)?
+		let paths = std::fs::read_dir(path.into())?
 			.filter_map(|res| res.ok())
 			.map(|dir_entry| dir_entry.path())
 			.filter_map(|path| {
@@ -58,7 +58,7 @@ impl Localiser {
 			}).collect::<Vec<_>>();
 
 		// validate default
-		let default_language = default_language.parse::<LanguageIdentifier>()?.to_string();
+		let default_language = default_language.into().parse::<LanguageIdentifier>()?.to_string();
 
 		for path in paths {
 			// validate filename as language code
@@ -118,12 +118,15 @@ impl Localiser {
 	}
 
 	/// Extracts a message from the requested bundle, or from the default one if absent. 
-	pub fn get_message(&self, key: &str, language: &str, args: Option<&FluentArgs>) -> Result<String> {
-		let bundle = self.bundles.get(language)
+	pub fn try_get_message(&self, key: impl Into<String>, language: impl Into<String>, args: Option<&FluentArgs>) -> Result<String> {
+		let key = key.into();
+		let language = language.into();
+
+		let bundle = self.bundles.get(&language)
 			.or_else(|| self.bundles.get(&self.default_language))
 			.ok_or(error::Error::GenericError("Failed to get default bundle! This is not supposed to happen!".to_string()))?;
 
-		let pattern = bundle.get_message(key)
+		let pattern = bundle.get_message(&key)
 			.and_then(|msg| msg.value())
 			.ok_or(error::Error::MissingMessageError(format!("No such message {} for language {}!", key, language)))?;
 
@@ -135,4 +138,11 @@ impl Localiser {
 			Err(error::Error::FluentError(err))
 		}
 	}
+
+	/// Similar to [Localiser::try_get_message], but returns the given key on failure.
+	pub fn get_message(&self, key: impl Into<String>, language: impl Into<String>, args: Option<&FluentArgs>) -> String {
+		let key = key.into();
+		self.try_get_message(&key, language, args)
+			.unwrap_or(key)
+	}
 }