From 3bbf075f92c2a0a0abb7137af4327d9059dbcb4a Mon Sep 17 00:00:00 2001
From: Sergey Stepanov <sergystepanov@gmail.com>
Date: Mon, 11 Apr 2022 09:16:08 +0300
Subject: [PATCH] Log lines in the browser console

---
 go.mod        |  2 +-
 web/js/log.js | 29 +++++++++++++----------------
 2 files changed, 14 insertions(+), 17 deletions(-)

diff --git a/go.mod b/go.mod
index 59863ede..ad5b377f 100644
--- a/go.mod
+++ b/go.mod
@@ -28,7 +28,7 @@ require (
 	github.com/prometheus/client_golang v1.11.0
 	github.com/prometheus/common v0.32.1 // indirect
 	github.com/prometheus/procfs v0.7.3 // indirect
-	github.com/rs/xid v1.4.0 // indirect
+	github.com/rs/xid v1.4.0
 	github.com/spf13/pflag v1.0.5
 	github.com/veandco/go-sdl2 v0.4.10
 	golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871
diff --git a/web/js/log.js b/web/js/log.js
index d3b73fbd..3b80a48c 100644
--- a/web/js/log.js
+++ b/web/js/log.js
@@ -3,24 +3,21 @@ const log = (() => {
     let level = -1;
 
     const atLeast = lv => (lv || -1) >= level;
+    const noop = () => ({});
+
+    const
+        info = atLeast(levels.info) ? console.info.bind(window.console) : noop,
+        debug = atLeast(levels.debug) ? console.debug.bind(window.console) : noop,
+        error = atLeast(levels.error) ? console.error.bind(window.console) : noop,
+        warning = atLeast(levels.warning) ? console.warn.bind(window.console) : noop;
 
     return {
         level: levels,
-        info: function () {
-            atLeast(levels.info) && console.info.apply(null, arguments)
-        },
-        debug: function () {
-            atLeast(levels.debug) && console.debug.apply(null, arguments)
-        },
-        error: function () {
-            console.error.apply(null, arguments)
-        },
-        warning: function () {
-            atLeast(levels.warning) && console.warn.apply(null, arguments)
-        },
-        setLevel: (level_) => {
-            level = levels[level_] || -1;
-        },
+        info,
+        debug,
+        error,
+        warning,
+        setLevel: (level_) => level = levels[level_] || -1,
         is: (level_) => level === level_
     }
-})(console);
+})(console, window);