* fix bugs

Author: EdmondDantes

exceptions.c

@@ -232,24 +232,13 @@ static void exception_coroutine_entry(void)
 
 bool async_spawn_and_throw(zend_object *exception, zend_async_scope_t *scope, int32_t priority)
 {
-	bool need_new_scope = false;
-
 	if (scope == NULL) {
 		scope = ZEND_ASYNC_CURRENT_SCOPE;
 	}
 
+	// If the current Scope can no longer create coroutines, we use a trick.
+	// We create a child Scope with a single coroutine.
 	if (ZEND_ASYNC_SCOPE_IS_CANCELLED(scope) || ZEND_ASYNC_SCOPE_IS_CLOSED(scope)) {
-		scope = scope->parent_scope;
-		need_new_scope = true;
-	}
-
-	if (scope == NULL || ZEND_ASYNC_SCOPE_IS_CLOSED(scope)) {
-		async_warning("To throw an exception in a coroutine, "
-				"the Scope must be active or have a parent that is not closed.");
-		return false;
-	}
-
-	if (need_new_scope) {
 		scope = ZEND_ASYNC_NEW_SCOPE(scope);
 		if (UNEXPECTED(scope == NULL)) {
 			async_warning("Failed to create a new Scope for throwing an exception in a coroutine.");

scope.c

@@ -881,7 +881,7 @@ static bool scope_catch_or_cancel(
 	//
 
 	if (false == is_cancellation
-		&& (async_scope->child_exception_fci != NULL || async_scope->child_exception_fcc != NULL)
+		&& (async_scope->exception_fci != NULL || async_scope->child_exception_fci != NULL)
 		&& try_to_handle_exception(
 			async_scope, (async_scope_t *) from_scope, exception, (async_coroutine_t *) coroutine
 		)) {
@@ -960,8 +960,6 @@ static bool scope_catch_or_cancel(
 		);
 	}
 
-	goto exit_true;
-
 exit_false:
 	result = false;
 exit_true:

tests/coroutine/017-coroutine_onFinally_single_exception.phpt

@@ -0,0 +1,27 @@
+--TEST--
+Coroutine onFinally single exception handling
+--FILE--
+<?php
+
+use function Async\spawn;
+use Async\CompositeException;
+use Async\Scope;
+
+$scope = new Scope();
+
+$scope->setExceptionHandler(function($scope, $coroutine, $exception) {
+   echo "Caught single exception: " . $exception->getMessage() . "\n";
+});
+
+$coro = $scope->spawn(function() {
+    return "result";
+});
+
+// Add single finally handler that will throw exception
+$coro->onFinally(function($coroutine) {
+    throw new Exception("Single exception");
+});
+
+?>
+--EXPECT--
+Caught single exception: Single exception