From 6618ea669e756ad82fadf3a3b14855f3c5d15643 Mon Sep 17 00:00:00 2001
From: Jack Christensen <jack@jackchristensen.com>
Date: Sat, 4 Nov 2017 13:37:47 -0500
Subject: [PATCH] Use named value instead of literal

---
 range.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/range.go b/range.go
index d870834f..49e766ff 100644
--- a/range.go
+++ b/range.go
@@ -26,8 +26,8 @@ type UntypedTextRange struct {
 func ParseUntypedTextRange(src string) (*UntypedTextRange, error) {
 	utr := &UntypedTextRange{}
 	if src == "empty" {
-		utr.LowerType = 'E'
-		utr.UpperType = 'E'
+		utr.LowerType = Empty
+		utr.UpperType = Empty
 		return utr, nil
 	}