From 55cd1cccee2b32a18d9d2503431b456532ab044b Mon Sep 17 00:00:00 2001
From: Nico Verbruggen <mail@nicoverbruggen.be>
Date: Fri, 4 Feb 2022 18:10:30 +0100
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20Do=20not=20watch=20files=20that?=
 =?UTF-8?q?=20do=20not=20exist=20(#123)?=
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---
 phpmon-common/Core/Logger.swift              | 4 ++--
 phpmon/Domain/Watcher/PhpConfigWatcher.swift | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/phpmon-common/Core/Logger.swift b/phpmon-common/Core/Logger.swift
index 87f2e81..8616528 100644
--- a/phpmon-common/Core/Logger.swift
+++ b/phpmon-common/Core/Logger.swift
@@ -27,13 +27,13 @@ class Log {
     
     static func err(_ item: Any) {
         if Verbosity.error.isApplicable() {
-            print(item)
+            print("[ERR] \(item)")
         }
     }
     
     static func warn(_ item: Any) {
         if Verbosity.warning.isApplicable() {
-            print(item)
+            print("[WRN] \(item)")
         }
     }
     
diff --git a/phpmon/Domain/Watcher/PhpConfigWatcher.swift b/phpmon/Domain/Watcher/PhpConfigWatcher.swift
index e97cfe5..7468339 100644
--- a/phpmon/Domain/Watcher/PhpConfigWatcher.swift
+++ b/phpmon/Domain/Watcher/PhpConfigWatcher.swift
@@ -47,6 +47,11 @@ class PhpConfigWatcher {
     }
     
     func addWatcher(for url: URL, eventMask: DispatchSource.FileSystemEvent, behaviour: FSWatcherBehaviour = .reloadsMenu) {
+        if !Filesystem.fileExists(url.path) {
+            Log.warn("No watcher was created for \(url.path) because the requested file does not exist.")
+            return
+        }
+        
         let watcher = FSWatcher(for: url, eventMask: eventMask, parent: self, behaviour: behaviour)
         self.watchers.append(watcher)
     }