refactor: use anyhow to handle error

src-tauri/src/utils/config.rs

@@ -1,3 +1,4 @@
+use anyhow::{Context, Result};
 use serde::{de::DeserializeOwned, Serialize};
 use std::{fs, path::PathBuf};
 
@@ -7,26 +8,16 @@ pub fn read_yaml<T: DeserializeOwned + Default>(path: PathBuf) -> T {
   serde_yaml::from_str::<T>(&yaml_str).unwrap_or(T::default())
 }
 
-/// - save the data to the file
-/// - can set `prefix` string to add some comments
-pub fn save_yaml<T: Serialize>(
-  path: PathBuf,
-  data: &T,
-  prefix: Option<&str>,
-) -> Result<(), String> {
-  match serde_yaml::to_string(data) {
-    Ok(data_str) => {
-      let yaml_str = match prefix {
-        Some(prefix) => format!("{}{}", prefix, data_str),
-        None => data_str,
-      };
+/// save the data to the file
+/// can set `prefix` string to add some comments
+pub fn save_yaml<T: Serialize>(path: PathBuf, data: &T, prefix: Option<&str>) -> Result<()> {
+  let data_str = serde_yaml::to_string(data)?;
 
-      let path_str = path.as_os_str().to_string_lossy().to_string();
-      match fs::write(path, yaml_str.as_bytes()) {
-        Ok(_) => Ok(()),
-        Err(_) => Err(format!("can not save file `{}`", path_str)),
-      }
-    }
-    Err(_) => Err("can not convert the data to yaml".into()),
-  }
+  let yaml_str = match prefix {
+    Some(prefix) => format!("{prefix}{data_str}"),
+    None => data_str,
+  };
+
+  let path_str = path.as_os_str().to_string_lossy().to_string();
+  fs::write(path, yaml_str.as_bytes()).context(format!("failed to save file \"{path_str}\""))
 }