1 files changed, 24 insertions, 0 deletions
diff --git a/src/utils.rs b/src/utils.rs
index d1ffed8..58319ea 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -1,4 +1,6 @@
 use crate::error::{Error, PermissionType, Result};
+use crossterm::event::{read, Event, KeyCode, KeyEvent};
+use crossterm::terminal;
 use std::fs::File;
 use std::io::ErrorKind;
 use std::path::PathBuf;
@@ -22,3 +24,25 @@ pub fn create_file(filename: &PathBuf) -> Result<File> {
         }
     })
 }
+
+pub fn wait_for_char(c: char) -> Result<bool> {
+    terminal::enable_raw_mode()?;
+    let mut pressed = false;
+    loop {
+        match read()? {
+            Event::Key(KeyEvent {
+                code: KeyCode::Char(ch),
+                ..
+            }) if ch == c => {
+                pressed = true;
+                break;
+            }
+            Event::Key(_) => {
+                break;
+            }
+            _ => (),
+        }
+    }
+    terminal::disable_raw_mode()?;
+    Ok(pressed)
+}