Ctrl+Left and Ctrl+Right

1 files changed, 12 insertions, 0 deletions

diff --git a/src/linebuf.rs b/src/linebuf.rs
index 86c4f95..f5bd95f 100644
--- a/src/linebuf.rs
+++ b/src/linebuf.rs
@@ -61,6 +61,14 @@ impl LineBuf {
         n
     }
 
+    pub fn get_left(&self) -> Option<u8>{
+        self.pre.last().cloned()
+    }
+
+    pub fn get_right(&self) -> Option<u8>{
+        self.post.last().cloned()
+    }
+
     pub fn add(&mut self, chr: u8) {
         self.dirty = true;
         self.pre.push(chr);
@@ -108,6 +116,10 @@ impl LineBuf {
         self.dirty = false;
     }
 
+    pub fn display_pre(&self) {
+        std::io::stdout().write_all(&self.pre).unwrap();
+    }
+
     /// TODO: kinda ugly that this is here
     pub fn display_post(&self, post: &[u8]) {
         for &x in self.post.iter().rev() {