From d12a83de376eda77fd30ced89883c78430c6dd7b Mon Sep 17 00:00:00 2001
From: s-ol <s-ol@users.noreply.github.com>
Date: Fri, 4 Sep 2020 11:27:42 +0200
Subject: only increment tick if IO was triggered

---
 alv/copilot/base.moon | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/alv/copilot/base.moon b/alv/copilot/base.moon
index 9306e3c..642098b 100644
--- a/alv/copilot/base.moon
+++ b/alv/copilot/base.moon
@@ -104,7 +104,6 @@ class Copilot
     return unless @last_modules.__root
 
     COPILOT = @
-    @T += 1
 
     ok, err = @poll!
     if not ok
@@ -114,8 +113,9 @@ class Copilot
     if root and root.root
       L\set_time 'run'
       ok, error = Error.try "updating", ->
-        root.root\poll_io!
-        root.root\tick!
+        if root.root\poll_io!
+          root.root\tick!
+          @T += 1
       if not ok
         L\print error
 
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