fix emu scope idx out of range

src/definition/extract_defs.rs

@@ -734,11 +734,16 @@ pub fn data_dec(
                             var.symbol_kind = SymbolKind::VARIABLE;
                         }
                         for var in decs {
+                            let fix_end = if var.byte_idx > x.end {
+                                var.byte_idx + 1
+                            } else {
+                                x.end
+                            };
                             data.push(Declaration::Scope(GenericScope {
                                 ident: var.ident,
                                 byte_idx: var.byte_idx,
                                 start: x.start,
-                                end: x.end,
+                                end: fix_end,
                                 url: url.clone(),
                                 type_str: var.type_str,
                                 completion_kind: x.completion_kind,