From ef4d3539b4549f7fc52d8cbff9dd287714b1fb82 Mon Sep 17 00:00:00 2001
From: Albert Wang <git@albertyw.com>
Date: Sat, 25 Feb 2023 12:04:31 -0800
Subject: [PATCH] Add a NewCustomLocalTimeZone

---
 localtimezone.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/localtimezone.go b/localtimezone.go
index 0e2dbdf..0a37c8f 100644
--- a/localtimezone.go
+++ b/localtimezone.go
@@ -120,6 +120,15 @@ func NewMockLocalTimeZone() LocalTimeZone {
 	return &z
 }
 
+// NewCustomLocalTimeZone creates a new LocalTimeZone but based on custom
+// passed-in json data
+// The client is threadsafe
+func NewCustomLocalTimeZone(data io.Reader) (LocalTimeZone, error) {
+	z := localTimeZone{}
+	err := z.LoadGeoJSON(data)
+	return &z, err
+}
+
 func (z *localTimeZone) load(shapeFile []byte) error {
 	g, err := gzip.NewReader(bytes.NewBuffer(shapeFile))
 	if err != nil {