add jump fn for 16 bit jump

src/compiler.rs

@@ -261,13 +261,20 @@ impl Chunk {
                 *i += 1;
             }
             PushBinding | MatchTuple | MatchList | MatchDict | LoadDictValue | PushTuple
-            | PushBox | Jump | JumpIfFalse | JumpIfTrue | JumpIfNoMatch | JumpIfMatch
-            | JumpBack | JumpIfZero | MatchDepth | PopN | StoreAt | Call | SetUpvalue
-            | GetUpvalue | Partial | MatchString | PushStringMatches => {
+            | PushBox | MatchDepth | PopN | StoreAt | Call | SetUpvalue | GetUpvalue | Partial
+            | MatchString | PushStringMatches => {
                 let next = self.bytecode[*i + 1];
                 println!("{i:04}: {:16} {next:03}", op.to_string());
                 *i += 1;
             }
+            Jump | JumpIfFalse | JumpIfTrue | JumpIfNoMatch | JumpIfMatch | JumpBack
+            | JumpIfZero => {
+                let high = self.bytecode[*i + 1];
+                let low = self.bytecode[*i + 2];
+                let rand = ((high as u16) << 8) + low as u16;
+                println!("{i:04}: {:16} {rand:05}", op.to_string());
+                *i += 2;
+            }
         }
     }
 
@@ -395,6 +402,14 @@ impl<'a> Compiler<'a> {
         self.span = root_span;
     }
 
+    fn jump(&mut self, op: Op, len: usize) {
+        let low = len as u8;
+        let high = (len >> 8) as u8;
+        self.emit_op(op);
+        self.chunk.bytecode.push(high);
+        self.chunk.bytecode.push(low);
+    }
+
     fn emit_constant(&mut self, val: Value) {
         let const_idx = if let Some(idx) = self.chunk.constants.iter().position(|v| *v == val) {
             idx