Remove unused regexp

johejo · johejo · commit 57cd80ab9b66 · 2020-12-02T00:32:34.000+09:00
diff --git a/shellwords.go b/shellwords.go
@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"errors"
 	"os"
-	"regexp"
 	"strings"
 	"unicode"
 )
@@ -14,8 +13,6 @@ var (
 	ParseBacktick bool = false
 )
 
-var envRe = regexp.MustCompile(`\$({[a-zA-Z0-9_]+}|[a-zA-Z0-9_]+)`)
-
 func isSpace(r rune) bool {
 	switch r {
 	case ' ', '\t', '\r', '\n':
