update use

src/main.rs

@@ -10,10 +10,7 @@ mod opt;
 use std::{
     time::SystemTime,
     path::Path,
-    fs::{
-        self,
-        File,
-    },
+    fs::{ self, File, },
 };
 use rust_util::{
     iff,
@@ -39,8 +36,7 @@ fn main() -> XResult<()> {
     }
 
     let config_json = match get_config_json(iff!(options.config.is_empty(), None, Some(&options.config)), options.verbose) {
-        None => return Ok(()),
-        Some(c) => c,
+        Some(c) => c, None => return Ok(()),
     };
 
     let oss_backupd_config = parse_config(&config_json);
@@ -93,8 +89,7 @@ fn process_config_item(options: &Options, config_item: &OSSBackupdConfigItem,
     }
 
     let path = &match &oss_config.path {
-        None => format!("default_path_at_{}", item_index),
-        Some(path) => path.to_owned(),
+        Some(path) => path.to_owned(), None => format!("default_path_at_{}", item_index),
     };
     if options.verbose {
         print_message(MessageType::DEBUG, &format!("Path: {}", path));
@@ -112,11 +107,10 @@ fn process_config_item(options: &Options, config_item: &OSSBackupdConfigItem,
     }
 
     let open_pgp_tool = match OpenPGPTool::from_file(encrypt_pubkey_file) {
-        Err(e) => {
+        Ok(t) => t, Err(e) => {
             print_message(MessageType::ERROR, &format!("Error in load pgp file: {}, at item index: {}", e, item_index));
             return Ok(());
         },
-        Ok(open_pgp_tool) => open_pgp_tool,
     };
 
     let secs = SystemTime::now().duration_since(SystemTime::UNIX_EPOCH).unwrap().as_secs();
@@ -152,12 +146,11 @@ fn process_config_item(options: &Options, config_item: &OSSBackupdConfigItem,
     };
 
     let file_temp_pgp_file = match File::open(temp_pgp_file) {
-        Err(e) => {
+        Ok(f) => f, Err(e) => {
             print_message(MessageType::ERROR, &format!("Error in open file: {}, at item index: {}", e, item_index));
             remove_temp_files();
             return Ok(());
         },
-        Ok(file_temp_pgp_file) => file_temp_pgp_file,
     };
 
     if options.verbose {
@@ -187,8 +180,7 @@ fn process_oss_files(options: &Options, oss_client: &OSSClient, bucket_name: &st
         print_message(MessageType::DEBUG, &format!("Read meta file: {}", meta_file_key));
     }
     let meta_file_content = match oss_client.get_file_content(bucket_name, meta_file_key)? {
-        None => "[]".to_owned(),
-        Some(c) => c,
+        Some(c) => c, None => "[]".to_owned(),
     };
     if options.verbose {
         print_message(MessageType::DEBUG, &format!("Read meta file content: {}", &meta_file_content));