Test ExpectWebdriverIO for custom matcher when using Jest!

Author: dprevost-LMI

test-types/jest/customMatchers/customMatchers.d.ts

@@ -1,6 +1,6 @@
-// TODO dprevost should we review this to have the wdio namespace or maybe the expect namespace?
-// Name jest is required to augment the jest.Matchers interface
-declare namespace jest {
+declare namespace ExpectWebdriverIO {
+
+    // TODO dprevost: ensure we still allow custom asymmetric matchers
     interface AsymmetricMatchers {
         toBeCustom(): void;
     }

types/expect-webdriverio.d.ts

@@ -695,6 +695,15 @@ declare namespace ExpectWebdriverIO {
      * Some properties are omitted for the type check to work correctly.
      */
     type PartialMatcher<T> = Omit<ExpectLibAsymmetricMatcher<T>, 'sample' | 'inverse' | '$$typeof'>
+
+    //TODO dprevost: ensure we do not break custom AsymmetricMatchers from expect library
+    // declare global {
+    //   namespace ExpectWebdriverIO {
+    //     interface AsymmetricMatchers {
+    //       myCustomMatcher(value: string): ExpectWebdriverIO.PartialMatcher;
+    //     }
+    //   }
+    // }
 }
 
 declare module 'expect-webdriverio' {