Refactor linux_and_more module

Author: Seeker14491

opener/src/linux_and_more.rs

@@ -1,7 +1,8 @@
 use crate::OpenError;
 use std::ffi::OsStr;
+use std::io;
 use std::io::Write;
-use std::process::{Command, Stdio};
+use std::process::{Child, Command, Stdio};
 
 const XDG_OPEN_SCRIPT: &[u8] = include_bytes!("xdg-open");
 
@@ -14,66 +15,28 @@ pub(crate) fn open(path: &OsStr) -> Result<(), OpenError> {
 }
 
 fn wsl_open(path: &OsStr) -> Result<(), OpenError> {
-    let transformed_path = crate::wsl_to_windows_path(path);
-    let transformed_path = transformed_path.as_deref();
-    let path = match transformed_path {
-        None => path,
-        Some(x) => x,
-    };
-    let wslview = Command::new("wslview")
-        .arg(path)
-        .stdin(Stdio::null())
-        .stdout(Stdio::null())
-        .stderr(Stdio::piped())
-        .spawn();
-
-    if let Ok(mut child) = wslview {
+    let result = open_with_wslview(path);
+    if let Ok(mut child) = result {
         return crate::wait_child(&mut child, "wslview".into());
     }
 
-    let mut system_xdg_open = Command::new("xdg-open")
-        .arg(path)
-        .stdin(Stdio::null())
-        .stdout(Stdio::null())
-        .stderr(Stdio::piped())
-        .spawn()
-        .map_err(OpenError::Io)?;
-
+    let mut system_xdg_open = open_with_system_xdg_open(path).map_err(OpenError::Io)?;
     crate::wait_child(&mut system_xdg_open, "xdg-open (system)".into())
 }
 
 fn non_wsl_open(path: &OsStr) -> Result<(), OpenError> {
-    let system_xdg_open = Command::new("xdg-open")
-        .arg(path)
-        .stdin(Stdio::null())
-        .stdout(Stdio::null())
-        .stderr(Stdio::piped())
-        .spawn();
+    let system_xdg_open = open_with_system_xdg_open(path);
 
     let system_xdg_open_used;
-    let mut xdg_open = match system_xdg_open {
+    let mut xdg_open;
+    match system_xdg_open {
         Ok(child) => {
             system_xdg_open_used = true;
-            child
+            xdg_open = child;
         }
         Err(_) => {
             system_xdg_open_used = false;
-            let mut sh = Command::new("sh")
-                .arg("-s")
-                .arg(path)
-                .stdin(Stdio::piped())
-                .stdout(Stdio::null())
-                .stderr(Stdio::piped())
-                .spawn()
-                .map_err(OpenError::Io)?;
-
-            sh.stdin
-                .as_mut()
-                .unwrap()
-                .write_all(XDG_OPEN_SCRIPT)
-                .map_err(OpenError::Io)?;
-
-            sh
+            xdg_open = open_with_internal_xdg_open(path)?;
         }
     };
 
@@ -85,3 +48,47 @@ fn non_wsl_open(path: &OsStr) -> Result<(), OpenError> {
 
     crate::wait_child(&mut xdg_open, cmd_name.into())
 }
+
+fn open_with_wslview(path: &OsStr) -> io::Result<Child> {
+    let converted_path = crate::wsl_to_windows_path(path);
+    let converted_path = converted_path.as_deref();
+    let path = match converted_path {
+        None => path,
+        Some(x) => x,
+    };
+
+    Command::new("wslview")
+        .arg(path)
+        .stdin(Stdio::null())
+        .stdout(Stdio::null())
+        .stderr(Stdio::piped())
+        .spawn()
+}
+
+fn open_with_system_xdg_open(path: &OsStr) -> io::Result<Child> {
+    Command::new("xdg-open")
+        .arg(path)
+        .stdin(Stdio::null())
+        .stdout(Stdio::null())
+        .stderr(Stdio::piped())
+        .spawn()
+}
+
+fn open_with_internal_xdg_open(path: &OsStr) -> Result<Child, OpenError> {
+    let mut sh = Command::new("sh")
+        .arg("-s")
+        .arg(path)
+        .stdin(Stdio::piped())
+        .stdout(Stdio::null())
+        .stderr(Stdio::piped())
+        .spawn()
+        .map_err(OpenError::Io)?;
+
+    sh.stdin
+        .as_mut()
+        .unwrap()
+        .write_all(XDG_OPEN_SCRIPT)
+        .map_err(OpenError::Io)?;
+
+    Ok(sh)
+}