From 0d4b499eab8ea06910e0e8768d58b34463d459fe Mon Sep 17 00:00:00 2001
From: Andrey Ufimtsev <aethe.dev@gmail.com>
Date: Wed, 29 May 2019 15:26:44 +0200
Subject: [PATCH] Make Property.on() thread-safe

---
 Sources/Property.swift | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Sources/Property.swift b/Sources/Property.swift
index 54975ae..f04745e 100644
--- a/Sources/Property.swift
+++ b/Sources/Property.swift
@@ -59,6 +59,7 @@ public final class Property<Value>: PropertyProtocol, SubjectProtocol, BindableP
     }
     
     public func on(_ event: Event<Value, Never>) {
+        lock.lock(); defer { lock.unlock() }
         if case .next(let element) = event {
             _value = element
         }