Avoid erroring on indeterminate home directory

crates/pipes-rs/src/config.rs

@@ -29,16 +29,16 @@ impl Config {
     }
 
     fn read_from_disk_with_default() -> anyhow::Result<Self> {
-        let path = Self::path()?;
-
-        if !path.exists() {
-            return Ok(Config::default());
+        if let Some(path) = Self::path() {
+            if path.exists() {
+                return Self::read_from_disk(path);
+            }
         }
 
-        Self::read_from_disk(path)
+        Ok(Config::default())
     }
 
-    fn path() -> anyhow::Result<PathBuf> {
+    fn path() -> Option<PathBuf> {
         let config_dir = 'config_dir: {
             if let Ok(d) = env::var("XDG_CONFIG_HOME") {
                 let d = PathBuf::from(d);
@@ -47,13 +47,10 @@ impl Config {
                 }
             }
 
-            match home::home_dir() {
-                Some(d) => d.join(".config/"),
-                None => anyhow::bail!("could not determine home directory"),
-            }
+            home::home_dir()?.join(".config/")
         };
 
-        Ok(config_dir.join("pipes-rs/config.toml"))
+        Some(config_dir.join("pipes-rs/config.toml"))
     }
 
     fn read_from_disk(path: PathBuf) -> anyhow::Result<Self> {