Add function to create Error from message String

src/util/error.rs

@@ -74,6 +74,12 @@ impl Error {
         }
     }
 
+    /// Creates a new basic `Error` at this location with the given message
+    #[track_caller]
+    pub fn message_here<S: Into<String>>(message: S) -> Self {
+        Error::new(ErrorType::Error(message.into()), ErrorLocation::here())
+    }
+
     /// Adds a context message to the error
     #[track_caller]
     pub fn with_context(mut self, context: impl Into<String>) -> Self {