Update for preact 7, now requires preact 7+

package.json

@@ -34,10 +34,7 @@
   },
   "homepage": "https://github.com/developit/preact-mdl",
   "peerDependencies": {
-    "preact": "*"
-  },
-  "optionalDependencies": {
-    "preact": "*"
+    "preact": ">=7"
   },
   "devDependencies": {
     "babel-core": "^6.5.2",
@@ -69,7 +66,7 @@
     "npm-run-all": "^1.7.0",
     "phantomjs": "^2.1.3",
     "phantomjs-prebuilt": "^2.1.4",
-    "preact": "^4.6.2",
+    "preact": "^7.1.0",
     "preact-jsx-chai": "^1.4.1",
     "pretty-bytes-cli": "^1.0.0",
     "rollup": "^0.25.4",

src/index.js

@@ -108,21 +108,6 @@ export class MaterialComponent extends Component {
 				}
 			}
 		}
-
-		for (let i=c.length; i--; ) {
-			if (c[i].className && c[i].className.match(/\bmdl-[a-z0-9_-]+__ripple-container\b/g)) {
-				let s = c[i].firstElementChild;
-				(r.children = r.children || []).splice(i, 0, (
-					<span class={ c[i].getAttribute('class') } data-upgraded={ c[i].getAttribute('data-upgraded') }>
-						<span class={ s.getAttribute('class') } style={ s.getAttribute('style') } />
-					</span>
-				));
-				foundRipple = true;
-			}
-			else if (r && r.children && r.children[i] && typeof r.children[i].nodeName==='string') {
-				this.preserveMdlDom(c[i], r.children[i]);
-			}
-		}
 	}
 
 	createMdlClasses(props) {