init repo

dispatcher.go

@@ -0,0 +1,25 @@
+package actor
+
+// Dispatcher chooses where a mailbox's entire drain task executes. Schedule
+// may run the task inline or asynchronously. It must accept every task, execute
+// it exactly once eventually, and must not reject, silently discard, or panic.
+// Schedule must be safe for concurrent calls when shared by actors. The actor
+// does not provide a fallback for a dispatcher that violates this contract.
+type Dispatcher interface {
+	Schedule(task func())
+}
+
+// DispatcherFunc adapts a scheduling function to Dispatcher. A nil function is
+// rejected by New when supplied through WithDispatcher.
+type DispatcherFunc func(task func())
+
+// Schedule delegates to f. The function must satisfy the Dispatcher contract.
+func (f DispatcherFunc) Schedule(task func()) {
+	f(task)
+}
+
+type inlineDispatcher struct{}
+
+func (inlineDispatcher) Schedule(task func()) {
+	task()
+}