fix: array subtype (#46)

* fix: setting array subtype

* test: add Prorerty tests

* chore: update inferType

Author: Jakub Jankowski

src/components/__tests__/Property.spec.tsx

@@ -0,0 +1,27 @@
+import { shallow } from 'enzyme';
+import 'jest-enzyme';
+import * as React from 'react';
+import { SchemaNodeWithMeta } from '../../types';
+import { Property, Types } from '../shared';
+
+describe('Property component', () => {
+  it('should render Types with propper type and subtype', () => {
+    const node: SchemaNodeWithMeta = {
+      id: '1',
+      type: 'array',
+      items: {
+        type: 'string',
+      },
+      annotations: {
+        examples: {},
+      },
+      validations: {},
+      path: [],
+    };
+
+    const wrapper = shallow(<Property node={node} />);
+    expect(wrapper.find(Types)).toExist();
+    expect(wrapper.find(Types)).toHaveProp('type', 'array');
+    expect(wrapper.find(Types)).toHaveProp('subtype', 'string');
+  });
+});

src/utils/inferType.ts

@@ -1,7 +1,11 @@
 import { JSONSchema4, JSONSchema4TypeName } from 'json-schema';
 import { SchemaKind } from '../types';
 
-export function inferType(node: JSONSchema4): JSONSchema4TypeName | undefined {
+export function inferType(node: JSONSchema4): JSONSchema4TypeName | JSONSchema4TypeName[] | undefined {
+  if ('type' in node) {
+    return node.type;
+  }
+
   if ('properties' in node) {
     return SchemaKind.Object;
   }