[feat] outsourcing ReaderError

Author: MecryTv

crates/package/src/enum/mod.rs

@@ -0,0 +1 @@
+pub mod reader_error;

crates/package/src/enum/reader_error.rs

@@ -0,0 +1,24 @@
+use std::path::PathBuf;
+use std::io;
+use serde_json;
+
+#[derive(Debug)]
+pub enum ReaderError {
+    JsonError {
+        path: PathBuf,
+        error: serde_json::Error,
+    },
+    ReadFeatureError {
+        path: String,
+        source: Box<ReaderError>,
+    },
+    ReadDirectoryError {
+        path: PathBuf,
+        error: io::Error,
+    },
+    ReadFileError {
+        path: PathBuf,
+        error: io::Error,
+    },
+    DirectoryEntryError(io::Error),
+}