fix: ensure that event data can be an array or number

The schema incorrectly limits data values to only object and string. This is
incorrect, since JSON can be an array or a single number as well.

Fixes: cloudevents#280

Signed-off-by: Lance Ball <lball@redhat.com>

src/event/schemas.ts

@@ -10,7 +10,7 @@ export const schemaV1 = {
       type: "string",
     },
     data: {
-      type: ["object", "string"],
+      type: ["object", "string", "array", "number"],
     },
     data_base64: {
       type: "string",
@@ -89,7 +89,7 @@ export const schemaV03 = {
       type: "string",
     },
     data: {
-      type: ["object", "string"],
+      type: ["object", "string", "array", "number"],
     },
     event: {
       properties: {

test/integration/cloud_event_test.ts

@@ -101,6 +101,22 @@ describe("A 1.0 CloudEvent", () => {
     expect(ce.data).to.deep.equal({ lunch: "tacos" });
   });
 
+  it("can be constructed with data as an Array", () => {
+    const ce = new CloudEvent({
+      ...fixture,
+      data: [{ lunch: "tacos" }, { supper: "sushi" }],
+    });
+    expect(ce.data).to.deep.equal([{ lunch: "tacos" }, { supper: "sushi" }]);
+  });
+
+  it("can be constructed with data as a number", () => {
+    const ce = new CloudEvent({
+      ...fixture,
+      data: 100,
+    });
+    expect(ce.data).to.equal(100);
+  });
+
   it("can be constructed with extensions", () => {
     const extensions = {
       extensionkey: "extension-value",