move to standard linter for simpler configuration

src/svgcanvas/copy-elem.js

@@ -1,4 +1,4 @@
-import { preventClickDefault } from './utilities.js';
+import { preventClickDefault } from './utilities.js'
 
 /**
  * Create a clone of an element, updating its ID and its children's IDs when needed.
@@ -9,37 +9,37 @@ import { preventClickDefault } from './utilities.js';
  */
 export const copyElem = function (el, getNextId) {
   // manually create a copy of the element
-  const newEl = document.createElementNS(el.namespaceURI, el.nodeName);
+  const newEl = document.createElementNS(el.namespaceURI, el.nodeName)
   Object.values(el.attributes).forEach((attr) => {
-    newEl.setAttributeNS(attr.namespaceURI, attr.nodeName, attr.value);
-  });
+    newEl.setAttributeNS(attr.namespaceURI, attr.nodeName, attr.value)
+  })
   // set the copied element's new id
-  newEl.removeAttribute('id');
-  newEl.id = getNextId();
+  newEl.removeAttribute('id')
+  newEl.id = getNextId()
 
   // now create copies of all children
-  el.childNodes.forEach(function(child){
+  el.childNodes.forEach(function (child) {
     switch (child.nodeType) {
-    case 1: // element node
-      newEl.append(copyElem(child, getNextId));
-      break;
-    case 3: // text node
-      newEl.textContent = child.nodeValue;
-      break;
-    default:
-      break;
+      case 1: // element node
+        newEl.append(copyElem(child, getNextId))
+        break
+      case 3: // text node
+        newEl.textContent = child.nodeValue
+        break
+      default:
+        break
     }
-  });
+  })
 
   if (el.dataset.gsvg) {
-    newEl.dataset.gsvg = newEl.firstChild;
+    newEl.dataset.gsvg = newEl.firstChild
   } else if (el.dataset.symbol) {
-    const ref = el.dataset.symbol;
-    newEl.dataset.ref =  ref;
-    newEl.dataset.symbol =  ref;
+    const ref = el.dataset.symbol
+    newEl.dataset.ref = ref
+    newEl.dataset.symbol = ref
   } else if (newEl.tagName === 'image') {
-    preventClickDefault(newEl);
+    preventClickDefault(newEl)
   }
 
-  return newEl;
-};
+  return newEl
+}