little refactor

encoding/gsm7.go

@@ -3,7 +3,6 @@ package encoding
 import (
 	"bytes"
 	"fmt"
-	"log"
 )
 
 type GSM7Coder struct{}
@@ -63,7 +62,6 @@ func (c *GSM7Coder) Encode(s string, buf *bytes.Buffer) error {
 			offset = 1
 		}
 	}
-	log.Println(buf.Cap(), buf.Len())
 	return nil
 }
 
@@ -74,7 +72,7 @@ func (c *GSM7Coder) Decode(buf *bytes.Buffer) (string, error) {
 		bitshift    byte = 0
 		leap, shift bool
 	)
-	outLength := DecodesInto(buf)
+	outLength := GSM7DecodesInto(buf)
 	lengthDiff := outLength - len(gsm7)
 	gsm7 = append(gsm7, make([]byte, lengthDiff)...)
 
@@ -144,7 +142,7 @@ func InsertAt(data *[]byte, index int, value byte) {
 	(*data)[index] = value
 }
 
-func EncodesInto(s *string) int {
+func GSM7EncodesInto(s *string) int {
 	slen := len(*s)
 	enclen := slen * 7 / 8
 	if slen%8 != 0 {
@@ -152,7 +150,7 @@ func EncodesInto(s *string) int {
 	}
 	return enclen
 }
-func DecodesInto(buf *bytes.Buffer) int {
+func GSM7DecodesInto(buf *bytes.Buffer) int {
 	blen := buf.Len()
 	declen := blen * 8 / 7
 	return declen