Switch to using .catch(()=>{}) instead of try catch

src/js/login.js

@@ -71,6 +71,7 @@ class Form extends ElemJS {
 		this.on("submit", this.submit.bind(this))
 	}
 
+
 	async submit() {
 		if (this.processing) return
 		this.processing = true
@@ -113,11 +114,12 @@ class Form extends ElemJS {
 	}
 
 	async findHomeserver(address, maxDepth = 5) {
-		// Protects us from servers sending us on a redirect loop
-		maxDepth--
-		if (maxDepth <= 0) throw new Error(`Failed to look up homeserver, maximum search depth reached`)
 	
-		// Normalise the address
+		//Protects us from servers sending us on a redirect loop
+		maxDepth--
+		if(maxDepth<=0) throw new Error(`Failed to look up homeserver, maximum search depth reached`)
+	
+		//Preprocess the address
 		if (!address.match(/^https?:\/\//)) {
 			console.warn(`${address} doesn't specify the protocol, assuming https`)
 			address = "https://" + address
@@ -127,17 +129,17 @@ class Form extends ElemJS {
 		this.status(`Looking up homeserver... trying ${address}`)
 	
 		// Check if we found the actual matrix server
-		try {
+		const versionsReq = await fetch(`${address}/_matrix/client/versions`).catch(()=>{})
-			const versionsReq = await fetch(`${address}/_matrix/client/versions`)
+		/* jshint ignore:start */
-			if (versionsReq.ok) {
+		//JsHint doesn't support optional chaining
-				const versions = await versionsReq.json()
+		// https://github.com/jshint/jshint/issues/3448
-				if (Array.isArray(versions.versions)) {
+		if(versionsReq?.ok) {
-					return address
+			const versions = await versionsReq.json().catch(()=>{})
+			if (Array.isArray(versions?.versions)) return address
 		}
-			}
+		/* jshint ignore:end */
-		} catch(e) {}
 	
-		// Find the next matrix server in the chain
+		// find the next matrix server in the chain
 		const root = await fetch(`${address}/.well-known/matrix/client`).then(res => res.json()).catch(e => {
  			console.error(e)
 			throw new Error(`Failed to look up server ${address}`)
@@ -153,6 +155,7 @@ class Form extends ElemJS {
 		return this.findHomeserver(nextAddress, maxDepth)
 	}
 
+	
 	status(message) {
 		feedback.setLoading(true)
 		feedback.message(message)
@@ -166,3 +169,6 @@ class Form extends ElemJS {
 }
 
 const form = new Form()
+
+
+