use current syntax for inclusive range patterns

src/io/graphics.rs

@@ -135,7 +135,7 @@ impl Editor {
                         '>' => (198, 83, 83), //(228, 190, 175), //(194, 106, 71),
                         '.' | ',' => (241, 213, 226),
                         '(' | ')' | '[' | ']' | '{' | '}' => (164, 212, 125), //(195, 139, 75),
-                        '0'...'9' => (209, 209, 177),
+                        '0'..='9' => (209, 209, 177),
                         _ => (255, 255, 255),
                     }
                 } else {

src/io/parse.rs

@@ -86,7 +86,7 @@ impl Editor {
                                     }
                                     Mode::Command(_) => {
                                         n = match c {
-                                            '0'...'9' => {
+                                            '0'..='9' => {
                                                 unset = false;
                                                 n * 10 + ((c as u8) - b'0') as usize
                                             }