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schlagtim · Feb 13, 2024 · 857f91b · 857f91b
1 parent 33cfe08
commit 857f91b
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Showing 2 changed files with 23 additions and 19 deletions.
diff --git a/src/lib/sd-jwt.ts b/src/lib/sd-jwt.ts
@@ -60,27 +60,31 @@ export function decodeSdJwt(encodedJwt: string) {
 
 export default crypto;
 export function provideHasher(alg: string) {
-	let browserAlg: string = '';
+	let browserAlg: string = "";
 	switch (alg.toLowerCase()) {
-		case 'sha-256':
-			browserAlg = "SHA-256"
+		case "sha-256":
+			browserAlg = "SHA-256";
 			break;
-		case 'sha-384':
-			browserAlg = "SHA-384"
+		case "sha-384":
+			browserAlg = "SHA-384";
 			break;
-		case 'sha-512':
-			browserAlg = "SHA-512"
+		case "sha-512":
+			browserAlg = "SHA-512";
 			break;
 	}
 	var enc = new TextEncoder();
 	const hasherAndAlgorithm: HasherAndAlgorithm = {
 		// TODO: how do you properly cast this?
-		hasher: (input: string) => crypto.subtle.digest(browserAlg, enc.encode(input)).then((val) => {
-			return new Uint8Array(val);
-		}).catch((err) => {
-			return new Uint8Array(0);
-		}),
+		hasher: (input: string) =>
+			crypto.subtle
+				.digest(browserAlg, enc.encode(input))
+				.then((val) => {
+					return new Uint8Array(val);
+				})
+				.catch((err) => {
+					return new Uint8Array(0);
+				}),
 		algorithm: alg,
-	}
+	};
 	return hasherAndAlgorithm;
-}
+}
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
@@ -14,13 +14,14 @@
 	let alg: any;
 	let jwtPayloadSelection = "credential";
 
-
 	$: sdJWt = encodedJwt ? decodeSdJwt(encodedJwt) : undefined;
 	$: jwtHeader = formatJsonObject(sdJWt?.header);
 	$: jwtPayload = formatJsonObject(sdJWt?.payload);
 	$: jwtSignature = sdJWt?.signature ? sdJWt?.signature.toLocaleString() : "";
 	$: alg = sdJWt ? sdJWt?.payload["_sd_alg"] : "";
-	$: disclosures = sdJWt ? sdJWt?.withHasher(provideHasher(alg)).disclosuresWithDigest() : undefined;
+	$: disclosures = sdJWt
+		? sdJWt?.withHasher(provideHasher(alg)).disclosuresWithDigest()
+		: undefined;
 </script>
 
 <svelte:head>
@@ -46,9 +47,8 @@
 			<Editor title="Signature" value={jwtSignature} emitChanges={false}></Editor>
 		</div>
 		<div class="column" style="flex: 1;">
-			{#await disclosures}
-			{:then disclosures}
-				<Disclosures bind:jwtPayloadSelection={jwtPayloadSelection} {disclosures}></Disclosures>
+			{#await disclosures then disclosures}
+				<Disclosures bind:jwtPayloadSelection {disclosures}></Disclosures>
 			{:catch error}
 				<p style="color: red">{error.message}</p>
 			{/await}