Merge pull request #34 from EPA-WG/develop

0.0.16

README.md

@@ -308,9 +308,9 @@ within template
 [github-image]:   https://cdnjs.cloudflare.com/ajax/libs/octicons/8.5.0/svg/mark-github.svg
 [npm-image]:      https://img.shields.io/npm/v/@epa-wg/custom-element.svg
 [npm-url]:        https://npmjs.org/package/@epa-wg/custom-element
-[coverage-image]: https://unpkg.com/@epa-wg/[email protected].15/coverage/coverage.svg
-[coverage-url]:   https://unpkg.com/@epa-wg/[email protected].15/coverage/lcov-report/index.html
-[storybook-url]:  https://unpkg.com/@epa-wg/[email protected].15/storybook-static/index.html?path=/story/welcome--introduction
+[coverage-image]: https://unpkg.com/@epa-wg/[email protected].16/coverage/coverage.svg
+[coverage-url]:   https://unpkg.com/@epa-wg/[email protected].16/coverage/lcov-report/index.html
+[storybook-url]:  https://unpkg.com/@epa-wg/[email protected].16/storybook-static/index.html?path=/story/welcome--introduction
 [sandbox-url]:    https://stackblitz.com/github/EPA-WG/custom-element?file=index.html
 [webcomponents-url]: https://www.webcomponents.org/element/@epa-wg/custom-element
 [webcomponents-img]: https://img.shields.io/badge/webcomponents.org-published-blue.svg

custom-element.js

@@ -409,8 +409,10 @@ CustomElement extends HTMLElement
         class DceElement extends HTMLElement
         {
             static get observedAttributes()
-            {
-                return templateDocs.reduce( (ret,t) =>{ ret.push( ...t.params.map(e=>attr(e,'name')) ); return ret; }, [] );
+            {   return templateDocs.reduce( (ret,t) =>
+                {   if( t.params ) ret.push( ...t.params.map(e=>attr(e,'name')) );
+                    return ret;
+                }, [] );
             }
             connectedCallback()
             {   if( this.firstElementChild?.tagName === 'TEMPLATE' )

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@epa-wg/custom-element",
-    "version": "0.0.15",
+    "version": "0.0.16",
     "description": "Declarative Custom Element as W3C proposal PoC with native(XSLT) based templating",
     "browser": "custom-element.js",
     "module": "custom-element.js",