add _ to default segmentNameCharset

snd · snd · commit 8002edc0781c · 2019-04-30T00:16:24.000-05:00
closes #33
diff --git a/src/options.ts b/src/options.ts
@@ -24,7 +24,7 @@ export const defaultOptions: IOptions = {
   escapeChar: "\\",
   optionalSegmentEndChar: ")",
   optionalSegmentStartChar: "(",
-  segmentNameCharset: "a-zA-Z0-9",
+  segmentNameCharset: "a-zA-Z0-9_",
   segmentNameStartChar: ":",
   segmentValueCharset: "a-zA-Z0-9-_~ %",
   wildcardChar: "*",
