Make DEBUG private: _DEBUG

zscan.go

@@ -8,6 +8,11 @@ import (
 	"text/scanner"
 )
 
+// Only used when debugging the parser itself.
+var _DEBUG = false
+
+
+
 // Tokinize a RFC 1035 zone file. The tokenizer will normalize it:
 // * Add ownernames if they are left blank;
 // * Suppress sequences of spaces;
@@ -40,9 +45,6 @@ const (
 	_EXPECT_RDATA          // The first element of the rdata
 )
 
-// Only used when debugging the parser itself.
-var DEBUG = false
-
 type ParseError struct {
 	err string
 	lex Lex
@@ -110,7 +112,7 @@ func ParseZone(r io.Reader, t chan Token) {
 	var h RR_Header
 	var ok bool
 	for l := range c {
-		if DEBUG {
+		if _DEBUG {
 			fmt.Printf("[%v]\n", l)
 		}
 		switch st {

zscan_rr.go

@@ -87,13 +87,13 @@ func setRR(h RR_Header, c chan Lex) (RR, *ParseError) {
 
 func slurpRemainder(c chan Lex) *ParseError {
 	l := <-c
-	if DEBUG {
+	if _DEBUG {
 		fmt.Printf("%\v", l)
 	}
 	switch l.value {
 	case _BLANK:
 		l = <-c
-		if DEBUG {
+		if _DEBUG {
 			fmt.Printf("%\v", l)
 		}
 		if l.value != _NEWLINE && l.value != _EOF {