Update deps

.eslintrc.yml

@@ -143,7 +143,7 @@ rules:
   import/dynamic-import-chunkname: off
 
   ##############################################################################
-  # ESLint builtin rules list based on `v7.22.x`
+  # ESLint builtin rules list based on `v7.23.x`
   ##############################################################################
 
   # Possible Errors
@@ -502,7 +502,7 @@ overrides:
       - plugin:import/typescript
     rules:
       ##########################################################################
-      # `@typescript-eslint/eslint-plugin` rule list based on `v4.19.x`
+      # `@typescript-eslint/eslint-plugin` rule list based on `v4.20.x`
       ##########################################################################
 
       # Supported Rules

.flowconfig

@@ -39,4 +39,4 @@ include_warnings=true
 no_flowlib=true
 
 [version]
-^0.147.0
+^0.148.0

package.json

@@ -44,22 +44,22 @@
     "gitpublish:deno": "bash ./resources/gitpublish.sh deno denoDist"
   },
   "devDependencies": {
-    "@babel/core": "7.13.10",
-    "@babel/eslint-parser": "7.13.10",
+    "@babel/core": "7.13.14",
+    "@babel/eslint-parser": "7.13.14",
     "@babel/plugin-transform-flow-strip-types": "7.13.0",
     "@babel/preset-env": "7.13.12",
-    "@babel/register": "7.13.8",
-    "@typescript-eslint/eslint-plugin": "4.19.0",
-    "@typescript-eslint/parser": "4.19.0",
+    "@babel/register": "7.13.14",
+    "@typescript-eslint/eslint-plugin": "4.20.0",
+    "@typescript-eslint/parser": "4.20.0",
     "chai": "4.3.4",
-    "cspell": "5.3.9",
-    "eslint": "7.22.0",
+    "cspell": "5.3.10",
+    "eslint": "7.23.0",
     "eslint-plugin-flowtype": "5.4.0",
     "eslint-plugin-import": "2.22.1",
     "eslint-plugin-internal-rules": "file:./resources/eslint-internal-rules",
     "eslint-plugin-istanbul": "0.1.2",
     "eslint-plugin-node": "11.1.0",
-    "flow-bin": "0.147.0",
+    "flow-bin": "0.148.0",
     "mocha": "8.3.2",
     "nyc": "15.1.0",
     "prettier": "2.2.1",

src/jsutils/instanceOf.js

@@ -4,13 +4,13 @@
  * See: https://expressjs.com/en/advanced/best-practice-performance.html#set-node_env-to-production
  * See: https://webpack.js.org/guides/production/
  */
-export const instanceOf: (mixed, mixed) => boolean =
+export const instanceOf: (mixed, Constructor) => boolean =
   process.env.NODE_ENV === 'production'
     ? // istanbul ignore next (See: 'https://github.com/graphql/graphql-js/issues/2317')
-      function instanceOf(value: mixed, constructor: mixed): boolean {
+      function instanceOf(value: mixed, constructor: Constructor): boolean {
         return value instanceof constructor;
       }
-    : function instanceOf(value: any, constructor: any): boolean {
+    : function instanceOf(value: any, constructor: Constructor): boolean {
         if (value instanceof constructor) {
           return true;
         }
@@ -36,3 +36,8 @@ spurious results.`,
         }
         return false;
       };
+
+type Constructor = {
+  name: string,
+  ...
+};

src/jsutils/isAsyncIterable.js

@@ -2,8 +2,10 @@
  * Returns true if the provided object implements the AsyncIterator protocol via
  * either implementing a `Symbol.asyncIterator` or `"@@asyncIterator"` method.
  */
-declare function isAsyncIterable(value: mixed): boolean %checks(value instanceof
-  AsyncIterable);
+declare function isAsyncIterable(
+  value: mixed,
+  // $FlowFixMe[invalid-in-rhs]
+): boolean %checks(value instanceof AsyncIterable);
 
 // eslint-disable-next-line no-redeclare
 export function isAsyncIterable(maybeAsyncIterable) {

src/jsutils/isIteratableObject.js

@@ -16,6 +16,7 @@
  */
 declare function isIteratableObject(
   value: mixed,
+  // $FlowFixMe[invalid-in-rhs]
 ): boolean %checks(value instanceof Iterable);
 
 // eslint-disable-next-line no-redeclare