some commit

src/main.rs

@@ -2,9 +2,9 @@ use clap::{Parser, Subcommand};
 
 use std::fs;
 use std::io;
-use std::fmt;
 use std::path::Path;
 
+
 const STORAGE_PATH: &str = "storage";
 
 
@@ -29,41 +29,24 @@ enum Commands {
     
 }
 
-enum RuntimeError {
+enum InitError {
     Reinit,
     BadInit
 }
 
-impl fmt::Display for RuntimeError {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        match *self {
-            RuntimeError::Reinit => write!(f, "Initialization can't be second time. Remove store folder if you want new inizilization"),
-            RuntimeError::BadInit => write!(f, "Can`t create storage folder")
-        }
-    }
-}
-
-impl From<RuntimeError> for std::io::Error {
-    fn from(err: RuntimeError) -> std::io::Error {
-        match err {
-            RuntimeError::Reinit => std::io::Error::new(std::io::ErrorKind::AlreadyExists, "Reinitialization attempted"),
-            RuntimeError::BadInit => std::io::Error::new(std::io::ErrorKind::Other, "Bad initialization"),
-        }
-    }
-}
-
-fn init() -> Result<(), RuntimeError> {
+fn is_inited() -> bool {
     let path = Path::new(STORAGE_PATH);
-    if path.exists() {
-        return Err(RuntimeError::Reinit);
+    return path.exists();
 }
 
+fn init() -> Result<(), InitError> {
+    if is_inited() {
+        return Err(InitError::Reinit);
+    }
     match fs::create_dir(STORAGE_PATH) {
         Ok(_) => return Ok(()),
-        Err(_) => return Err(RuntimeError::BadInit),
+        Err(_) => return Err(InitError::BadInit),
     }
-
-    Ok(())
 }
 
 fn main() -> io::Result<()> {
@@ -71,8 +54,8 @@ fn main() -> io::Result<()> {
     match &cli.command {
         Some(Commands::Init) => {
             init().map_err(|e| match e {
-                RuntimeError::Reinit => std::io::Error::new(std::io::ErrorKind::AlreadyExists, "Reinitialization attempted"),
-                RuntimeError::BadInit => std::io::Error::new(std::io::ErrorKind::Other, "Bad initialization"),
+                InitError::Reinit => std::io::Error::new(std::io::ErrorKind::AlreadyExists, "Reinitialization attempted"),
+                InitError::BadInit => std::io::Error::new(std::io::ErrorKind::Other, "Bad initialization"),
             })?;
             println!("Initializing storage and config.");
         }