Function pemToDer

shared/github/app-auth.ts:60–66

(pem: string)

// ---- PEM -> DER ----

function pemToDer(pem: string): Uint8Array {
    const body = pem
        .replace(/-----BEGIN [A-Z ]+-----/, "")
        .replace(/-----END [A-Z ]+-----/, "")
        .replace(/\s+/g, "");
    return bytesFromB64(body);
}

// ---- minimal DER encoding for the PKCS#1 -> PKCS#8 wrap ----