Start to make dynamic interfaces work

unshell-lib/src/error.rs

@@ -0,0 +1,32 @@
+///Generic error type for module-related operations.
+#[derive(Debug, serde::Serialize, serde::Deserialize)]
+pub enum ModuleError {
+    LibLoadingError(String),
+    // LogError(log::SetLoggerError),
+    LinkError(String),
+    CryptError(String),
+    DatabaseError(String),
+    SerdeJsonError(String),
+
+    TreeMessageError(String),
+
+    Error(String),
+}
+
+impl From<&str> for ModuleError {
+    fn from(value: &str) -> Self {
+        Self::Error(value.into())
+    }
+}
+
+impl From<serde_json::Error> for ModuleError {
+    fn from(value: serde_json::Error) -> Self {
+        Self::SerdeJsonError(value.to_string())
+    }
+}
+
+impl From<Box<dyn std::error::Error>> for ModuleError {
+    fn from(value: Box<dyn std::error::Error>) -> Self {
+        ModuleError::Error(value.to_string())
+    }
+}