refactor: init

senbei-io/src/pause.rs

@@ -0,0 +1,24 @@
+pub fn should_pause() -> bool {
+    #[cfg(windows)]
+    {
+        use windows::Win32::System::Console::GetConsoleProcessList;
+        let mut buf = [0u32; 4];
+        let n = unsafe { GetConsoleProcessList(&mut buf) };
+        n == 1
+    }
+    #[cfg(not(windows))]
+    {
+        false
+    }
+}
+
+pub fn maybe_pause(force_skip: bool) {
+    if force_skip || !should_pause() {
+        return;
+    }
+    use std::io::Write;
+    eprint!("\nPress Enter to exit…");
+    let _ = std::io::stderr().flush();
+    let mut buf = String::new();
+    let _ = std::io::stdin().read_line(&mut buf);
+}