1 files changed, 0 insertions, 21 deletions
diff --git a/src/urubu/spec/grammar/util.go b/src/urubu/spec/grammar/util.go
deleted file mode 100644
index bf3f233..0000000
--- a/src/urubu/spec/grammar/util.go
+++ /dev/null
@@ -1,21 +0,0 @@
-package grammar
-
-import "strings"
-
-var rep = strings.NewReplacer(
-	`.`, `\.`,
-	`*`, `\*`,
-	`+`, `\+`,
-	`?`, `\?`,
-	`|`, `\|`,
-	`(`, `\(`,
-	`)`, `\)`,
-	`[`, `\[`,
-	`\`, `\\`,
-)
-
-// EscapePattern escapes the special characters.
-// For example, EscapePattern(`+`) returns `\+`.
-func EscapePattern(s string) string {
-	return rep.Replace(s)
-}