only run through lines that have colors

src/menu.rs

@@ -917,12 +917,15 @@ pub fn parse_line(start: usize, raw: &str) -> Option<Line> {
     };
     let typ = Type::from(line.chars().nth(0)?)?;
 
-    // calculate the visible length of this line as well as where to
-    // truncate it when abiding by `MAX_COLS`
+    let mut truncated_len = text_end;
+    let mut visible_len = text_end - start;
+
+    // if this line contains colors, calculate the visible length and
+    // where to truncate when abidibg by `MAX_COLS`
+    if *&raw[start..text_end].contains("\x1b[") {
         let mut is_color = false;
-    let mut truncated_len = 0;
-    let mut visible_len = 0;
         let mut iter = raw[start..text_end].char_indices().peekable();
+        visible_len = 0;
 
         while let Some((i, c)) = iter.next() {
             if is_color {
@@ -938,8 +941,12 @@ pub fn parse_line(start: usize, raw: &str) -> Option<Line> {
                 } else {
                     if visible_len < MAX_COLS {
                         truncated_len = i;
-                }
                         visible_len += 1;
+                    } else {
+                        visible_len = MAX_COLS + 1;
+                        break;
+                    }
+                }
             }
         }
     }