1 files changed, 69 insertions, 0 deletions
diff --git a/node_modules/uri-js/src/schemes/urn.ts b/node_modules/uri-js/src/schemes/urn.ts
new file mode 100644
index 000000000..590f9cce1
--- /dev/null
+++ b/node_modules/uri-js/src/schemes/urn.ts
@@ -0,0 +1,69 @@
+import { URISchemeHandler, URIComponents, URIOptions } from "../uri";
+import { pctEncChar, SCHEMES } from "../uri";
+
+export interface URNComponents extends URIComponents {
+	nid?:string;
+	nss?:string;
+}
+
+export interface URNOptions extends URIOptions {
+	nid?:string;
+}
+
+const NID$ = "(?:[0-9A-Za-z][0-9A-Za-z\\-]{1,31})";
+const PCT_ENCODED$ = "(?:\\%[0-9A-Fa-f]{2})";
+const TRANS$$ = "[0-9A-Za-z\\(\\)\\+\\,\\-\\.\\:\\=\\@\\;\\$\\_\\!\\*\\'\\/\\?\\#]";
+const NSS$ = "(?:(?:" + PCT_ENCODED$ + "|" + TRANS$$ + ")+)";
+const URN_SCHEME = new RegExp("^urn\\:(" + NID$ + ")$");
+const URN_PATH = new RegExp("^(" + NID$ + ")\\:(" + NSS$ + ")$");
+const URN_PARSE = /^([^\:]+)\:(.*)/;
+const URN_EXCLUDED = /[\x00-\x20\\\"\&\<\>\[\]\^\`\{\|\}\~\x7F-\xFF]/g;
+
+//RFC 2141
+const handler:URISchemeHandler<URNComponents,URNOptions> = {
+	scheme : "urn",
+
+	parse : function (components:URIComponents, options:URNOptions):URNComponents {
+		const matches = components.path && components.path.match(URN_PARSE);
+		let urnComponents = components as URNComponents;
+
+		if (matches) {
+			const scheme = options.scheme || urnComponents.scheme || "urn";
+			const nid = matches[1].toLowerCase();
+			const nss = matches[2];
+			const urnScheme = `${scheme}:${options.nid || nid}`;
+			const schemeHandler = SCHEMES[urnScheme];
+
+			urnComponents.nid = nid;
+			urnComponents.nss = nss;
+			urnComponents.path = undefined;
+
+			if (schemeHandler) {
+				urnComponents = schemeHandler.parse(urnComponents, options) as URNComponents;
+			}
+		} else {
+			urnComponents.error = urnComponents.error || "URN can not be parsed.";
+		}
+
+		return urnComponents;
+	},
+
+	serialize : function (urnComponents:URNComponents, options:URNOptions):URIComponents {
+		const scheme = options.scheme || urnComponents.scheme || "urn";
+		const nid = urnComponents.nid;
+		const urnScheme = `${scheme}:${options.nid || nid}`;
+		const schemeHandler = SCHEMES[urnScheme];
+
+		if (schemeHandler) {
+			urnComponents = schemeHandler.serialize(urnComponents, options) as URNComponents;
+		}
+
+		const uriComponents = urnComponents as URIComponents;
+		const nss = urnComponents.nss;
+		uriComponents.path = `${nid || options.nid}:${nss}`;
+
+		return uriComponents;
+	},
+};
+
+export default handler;
+\ No newline at end of file