Removed the KEYPRESS enum because Rust doesn't support the FromPrimitive trait anymore

src/lib.rs

@@ -11,27 +11,25 @@ use nix::sys::termios::{BRKINT, ICRNL, INPCK, ISTRIP, IXON, OPOST, CS8, ECHO, IC
 static MAX_LINE: i32 = 4096;
 static UNSUPPORTED_TERM: [&'static str; 3] = ["dumb","cons25","emacs"];
 
-enum KEYPRESS{
-    NULL        = 0,     // NULL
-    CTRLA       = 1,     // C-a
-    CTRLB       = 2,     // C-b
-    CTRLC       = 3,     // C-c
-    CTRLD       = 4,     // C-d
-    CTRLE       = 5,     // C-e
-    CTRLF       = 6,     // C-f
-    CTRLH       = 8,     // C-h
-    TAB         = 9,     // Tab
-    CTRLK       = 11,    // C-k
-    CTRLL       = 12,    // C-l
-    ENTER       = 13,    // Enter
-    CTRLN       = 14,    // C-n
-    CTRLP       = 16,    // C-p
-    CTRLT       = 20,    // C-t
-    CTRLU       = 21,    // C-u
-    CTRLW       = 23,    // C-w
-    ESC         = 27,    // Esc
-    BACKSPACE   = 127    // Backspace 
-}
+const    NULL     : u8   = 0;     // NULL
+const    CTRLA    : u8   = 1;     // C-a
+const    CTRLB    : u8   = 2;     // C-b
+const    CTRLC    : u8   = 3;     // C-c
+const    CTRLD    : u8   = 4;     // C-d
+const    CTRLE    : u8   = 5;     // C-e
+const    CTRLF    : u8   = 6;     // C-f
+const    CTRLH    : u8   = 8;     // C-h
+const    TAB      : u8   = 9;     // Tab
+const    CTRLK    : u8   = 11;    // C-k
+const    CTRLL    : u8   = 12;    // C-l
+const    ENTER    : u8   = 13;    // Enter
+const    CTRLN    : u8   = 14;    // C-n
+const    CTRLP    : u8   = 16;    // C-p
+const    CTRLT    : u8   = 20;    // C-t
+const    CTRLU    : u8   = 21;    // C-u
+const    CTRLW    : u8   = 23;    // C-w
+const    ESC      : u8   = 27;    // Esc
+const    BACKSPACE: u8   = 127;   // Backspace 
 
 fn is_a_tty() -> bool {
     let isatty = unsafe { libc::isatty(libc::STDIN_FILENO as i32) } != 0;
@@ -72,9 +70,14 @@ fn disable_raw_mode(original_termios: termios::Termios) -> Result<(), nix::Error
 fn readline_edit() -> Result<String, io::Error> {
     let mut buffer = Vec::new();
     let mut input: [u8; 1] = [0];
-    let numread = io::stdin().read(&mut input).unwrap();
-    buffer.push(input[0]);
-    println!("{}",input[0]);
+    loop {
+        let numread = io::stdin().read(&mut input).unwrap();
+        match input[0] {
+            ENTER  => break,
+            _      => { print!("{}", input[0]); io::stdout().flush(); }
+        }
+        buffer.push(input[0]);
+    }
     Ok(String::from_utf8(buffer).unwrap())
 }