impl: add convenience funcs to ModelError

src/model/mod.rs

@@ -35,11 +35,30 @@ pub enum ModelError {
 
     #[error(transparent)]
     Any(#[from] Box<dyn std::error::Error + Send + Sync>),
+
+    #[error("{0}")]
+    Message(String),
 }
 
 #[allow(clippy::module_name_repetitions)]
 pub type ModelResult<T, E = ModelError> = std::result::Result<T, E>;
 
+impl ModelError {
+    #[must_use]
+    pub fn wrap(err: impl std::error::Error + Send + Sync + 'static) -> Self {
+        Self::Any(Box::new(err))
+    }
+
+    #[must_use]
+    pub fn to_msg(err: impl std::error::Error + Send + Sync + 'static) -> Self {
+        Self::Message(err.to_string())
+    }
+
+    #[must_use]
+    pub fn msg(s: &str) -> Self {
+        Self::Message(s.to_string())
+    }
+}
 #[async_trait]
 pub trait Authenticable: Clone {
     async fn find_by_api_key(db: &DatabaseConnection, api_key: &str) -> ModelResult<Self>;