Fix InterruptCallback signature (#1892)

Author: coolreader18

src/isolate.rs

@@ -544,7 +544,7 @@ pub type GcCallbackWithData = unsafe extern "C" fn(
 );
 
 pub type InterruptCallback =
-  unsafe extern "C" fn(isolate: &mut Isolate, data: *mut c_void);
+  unsafe extern "C" fn(isolate: UnsafeRawIsolatePtr, data: *mut c_void);
 
 pub type NearHeapLimitCallback = unsafe extern "C" fn(
   data: *mut c_void,

tests/test_api.rs

@@ -1075,7 +1075,7 @@ fn isolate_termination_methods() {
   assert!(!handle.is_execution_terminating());
   static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
   extern "C" fn callback(
-    _isolate: &mut v8::Isolate,
+    _isolate: v8::UnsafeRawIsolatePtr,
     data: *mut std::ffi::c_void,
   ) {
     assert_eq!(data, std::ptr::null_mut());
@@ -1103,7 +1103,7 @@ fn thread_safe_handle_drop_after_isolate() {
   assert!(!handle.is_execution_terminating());
   static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
   extern "C" fn callback(
-    _isolate: &mut v8::Isolate,
+    _isolate: v8::UnsafeRawIsolatePtr,
     data: *mut std::ffi::c_void,
   ) {
     assert_eq!(data, std::ptr::null_mut());
@@ -1164,11 +1164,15 @@ fn request_interrupt_small_scripts() {
     let context = v8::Context::new(scope, Default::default());
     let scope = &mut v8::ContextScope::new(scope, context);
 
+    scope.set_slot::<String>("hello".into());
+
     static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
     extern "C" fn callback(
-      _isolate: &mut v8::Isolate,
+      isolate: v8::UnsafeRawIsolatePtr,
       data: *mut std::ffi::c_void,
     ) {
+      let isolate = unsafe { v8::Isolate::ref_from_raw_isolate_ptr(&isolate) };
+      assert_eq!(isolate.get_slot::<String>(), Some(&"hello".into()));
       assert_eq!(data, std::ptr::null_mut());
       CALL_COUNT.fetch_add(1, Ordering::SeqCst);
     }