lib/debug: remove the global Value variable

Using global variable inside one package is a mistake.
If, for example, package X set debug.Value to 1, another packages that
does need to be debugged will print unnecessary log messages.

1 files changed, 2 insertions, 20 deletions

diff --git a/lib/debug/debug.go b/lib/debug/debug.go
index df3cf9d8..790db417 100644
--- a/lib/debug/debug.go
+++ b/lib/debug/debug.go
@@ -2,24 +2,6 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// Package debug provide global debug variable, initialized through
-// environment variable "DEBUG" or directly.
+// Package debug provide library for profiling Go program.
+// Its a wrapper for standard [runtime] and [runtime/pprof] packages.
 package debug
-
-import (
-	"os"
-	"strconv"
-)
-
-var (
-	// Value contains DEBUG value from environment.
-	Value = 0
-)
-
-// init initialize debug from system environment.
-func init() {
-	v := os.Getenv("DEBUG")
-	if len(v) > 0 {
-		Value, _ = strconv.Atoi(v)
-	}
-}