Explicitly initialize registries

- Helps moves towards turning on banning CyclicImports

Signed-off-by: Sebastian Malton <sebastian@malton.name>

src/extensions/registries/protocol-handler.ts

@@ -0,0 +1,65 @@
+/**
+ * Copyright (c) 2021 OpenLens Authors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * ProtocolHandlerRegistration is the data required for an extension to register
+ * a handler to a specific path or dynamic path.
+ */
+export interface ProtocolHandlerRegistration {
+  pathSchema: string;
+  handler: RouteHandler;
+}
+
+/**
+ * The collection of the dynamic parts of a URI which initiated a `lens://`
+ * protocol request
+ */
+export interface RouteParams {
+  /**
+   * the parts of the URI query string
+   */
+  search: Record<string, string>;
+
+  /**
+   * the matching parts of the path. The dynamic parts of the URI path.
+   */
+  pathname: Record<string, string>;
+
+  /**
+   * if the most specific path schema that is matched does not cover the whole
+   * of the URI's path. Then this field will be set to the remaining path
+   * segments.
+   *
+   * Example:
+   *
+   * If the path schema `/landing/:type` is the matched schema for the URI
+   * `/landing/soft/easy` then this field will be set to `"/easy"`.
+   */
+  tail?: string;
+}
+
+/**
+ * RouteHandler represents the function signature of the handler function for
+ * `lens://` protocol routing.
+ */
+export interface RouteHandler {
+  (params: RouteParams): void;
+}