Release 2.6.1. Event.validateBody() treats an undefined body as null.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cassava",
-  "version": "2.6.0",
+  "version": "2.6.1",
   "description": "AWS API Gateway Router",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -37,29 +37,29 @@
   },
   "homepage": "https://github.com/Giftbit/cassava#readme",
   "devDependencies": {
-    "@types/aws-lambda": "^8.10.50",
+    "@types/aws-lambda": "^8.10.51",
     "@types/chai": "^4.2.11",
-    "@types/cookie": "^0.3.3",
+    "@types/cookie": "^0.4.0",
     "@types/mocha": "^7.0.2",
     "@types/negotiator": "^0.6.1",
     "@types/node": "^10.12.18",
-    "@types/uuid": "^7.0.2",
+    "@types/uuid": "^8.0.0",
     "@typescript-eslint/eslint-plugin": "^2.28.0",
     "@typescript-eslint/parser": "^2.28.0",
     "chai": "^4.2.0",
     "eslint": "^6.8.0",
     "gh-pages": "^2.2.0",
-    "mocha": "^7.1.1",
+    "mocha": "^7.2.0",
     "rimraf": "^3.0.2",
     "touch": "^3.1.0",
-    "ts-node": "^8.8.2",
-    "typedoc": "^0.17.4",
-    "typescript": "^3.8.3"
+    "ts-node": "^8.10.2",
+    "typedoc": "^0.17.7",
+    "typescript": "^3.9.3"
   },
   "dependencies": {
-    "cookie": "^0.4.0",
+    "cookie": "^0.4.1",
     "jsonschema": "^1.2.6",
     "negotiator": "^0.6.2",
-    "uuid": "^7.0.3"
+    "uuid": "^8.1.0"
   }
 }

src/RouterEvent.test.ts

@@ -182,7 +182,19 @@ describe("RouterEvent", () => {
                 latitude: "49.2391",
                 longitude: "-124.0227"
             };
-            chai.assert.throws(() => evt.validateBody(coordinateSchema));
+            chai.assert.throws(() => evt.validateBody(coordinateSchema), RestError);
+        });
+
+        it("throws a RestError on undefined body", () => {
+            const evt = new RouterEvent();
+            evt.body = undefined;
+            chai.assert.throws(() => evt.validateBody(coordinateSchema), RestError);
+        });
+
+        it("throws a RestError on null body", () => {
+            const evt = new RouterEvent();
+            evt.body = null;
+            chai.assert.throws(() => evt.validateBody(coordinateSchema), RestError);
         });
 
         it("allows customization of the RestError status code", () => {

src/RouterEvent.ts

@@ -205,7 +205,7 @@ export class RouterEvent {
      * The actual implementation comes from https://github.com/tdegrunt/jsonschema .
      */
     validateBody(schema: jsonschema.Schema, options?: ValidateBodyOptions): void {
-        const result = jsonschema.validate(this.body, schema, {propertyName: "requestBody", ...options} as jsonschema.Options);
+        const result = jsonschema.validate(this.body ?? null, schema, {propertyName: "requestBody", ...options} as jsonschema.Options);
         if (result.errors.length) {
             throw new RestError(
                 options && typeof options.httpStatusCode === "number" ? options.httpStatusCode : 422,