Test differing errors

packages/eslint-plugin/test/__file_snapshots__/types/expect-tsconfigs/expect-dom-tests.ts.lint

@@ -1,8 +1,17 @@
-No errors
+types/expect-tsconfigs/expect-dom-tests.ts
+  6:16  error  [email protected] compile error: 
+Cannot find name 'WeakSet'. Do you need to change your target library? Try changing the 'lib' compiler option to 'es2015' or later  @definitelytyped/expect
+
+✖ 1 problem (1 error, 0 warnings)
 
 ==== types/expect-tsconfigs/expect-dom-tests.ts ====
 
     // eslint-disable-next-line @definitelytyped/no-relative-import-in-test
     import * as expect from "./";
 
     const element: HTMLElement = expect.element;
+
+    const weakSet: WeakSet<{}> = expect.weakSet;
+                   ~~~~~~~
+!!! @definitelytyped/expect: [email protected] compile error: 
+!!!                        : Cannot find name 'WeakSet'. Do you need to change your target library? Try changing the 'lib' compiler option to 'es2015' or later.

packages/eslint-plugin/test/__file_snapshots__/types/expect-tsconfigs/expect-tests.ts.lint

@@ -13,3 +13,5 @@ Cannot find name 'HTMLElement'  @definitelytyped/expect
                    ~~~~~~~~~~~
 !!! @definitelytyped/expect: [email protected] compile error: 
 !!!                        : Cannot find name 'HTMLElement'.
+
+    const weakSet: WeakSet<{}> = expect.weakSet;

packages/eslint-plugin/test/__file_snapshots__/types/expect-tsconfigs/index.d.ts.lint

@@ -1,12 +1,19 @@
 types/expect-tsconfigs/index.d.ts
   1:23  error  [email protected] compile error: 
-Cannot find name 'HTMLElement'  @definitelytyped/expect
+Cannot find name 'HTMLElement'                                                                                                   @definitelytyped/expect
+  3:23  error  [email protected] compile error: 
+Cannot find name 'WeakSet'. Do you need to change your target library? Try changing the 'lib' compiler option to 'es2015' or later  @definitelytyped/expect
 
-✖ 1 problem (1 error, 0 warnings)
+✖ 2 problems (2 errors, 0 warnings)
 
 ==== types/expect-tsconfigs/index.d.ts ====
 
     export const element: HTMLElement;
                           ~~~~~~~~~~~
 !!! @definitelytyped/expect: [email protected] compile error: 
 !!!                        : Cannot find name 'HTMLElement'.
+
+    export const weakSet: WeakSet<{}>;
+                          ~~~~~~~
+!!! @definitelytyped/expect: [email protected] compile error: 
+!!!                        : Cannot find name 'WeakSet'. Do you need to change your target library? Try changing the 'lib' compiler option to 'es2015' or later.

packages/eslint-plugin/test/fixtures/types/expect-tsconfigs/expect-dom-tests.ts

@@ -2,3 +2,5 @@
 import * as expect from "./";
 
 const element: HTMLElement = expect.element;
+
+const weakSet: WeakSet<{}> = expect.weakSet;

packages/eslint-plugin/test/fixtures/types/expect-tsconfigs/expect-tests.ts

@@ -2,3 +2,5 @@
 import * as expect from "./";
 
 const element: HTMLElement = expect.element;
+
+const weakSet: WeakSet<{}> = expect.weakSet;

packages/eslint-plugin/test/fixtures/types/expect-tsconfigs/index.d.ts

@@ -1 +1,3 @@
 export const element: HTMLElement;
+
+export const weakSet: WeakSet<{}>;

packages/eslint-plugin/test/fixtures/types/expect-tsconfigs/tsconfig.dom.json

@@ -2,7 +2,7 @@
     "compilerOptions": {
         "module": "commonjs",
         "lib": [
-            "es6",
+            "es5",
             "dom"
         ],
         "noImplicitAny": true,