Fix #46: expect annotation without target selector

__tests__/AnnotationCreation.test.js

@@ -36,4 +36,16 @@ describe('AnnotationCreation', () => {
     wrapper = createWrapper();
     expect(wrapper.dive().find(TextEditor).length).toBe(1);
   });
+  it('can handle annotations without target selector', () => {
+    wrapper = createWrapper({
+      annotation: {
+        body: {
+          purpose: 'commenting',
+          value: 'Foo bar',
+        },
+        target: {},
+      },
+    });
+    wrapper.dive();
+  });
 });

src/AnnotationCreation.js

@@ -50,6 +50,7 @@ class AnnotationCreation extends Component {
       } else {
         annoState.annoBody = props.annotation.body.value;
       }
+      if (props.annotation.target.selector) {
         if (Array.isArray(props.annotation.target.selector)) {
           props.annotation.target.selector.forEach((selector) => {
             if (selector.type === 'SvgSelector') {
@@ -62,6 +63,7 @@ class AnnotationCreation extends Component {
           annoState.svg = props.annotation.target.selector.value;
         }
       }
+    }
     this.state = {
       activeTool: 'cursor',
       annoBody: '',