stringToKey function
Implementation
IKey stringToKey(String s, KeyType type, int size, String suffix) {
var whole = base58ToBinary(size + 4, s);
var result = IKey(type, whole);
var digest = digestSuffixRipemd160(result.data, suffix);
if (digest[0] != whole[size + 0] ||
digest[1] != whole[size + 1] ||
digest[2] != whole[size + 2] ||
digest[3] != whole[size + 3]) {
throw 'checksum doesn\'t match';
}
return result;
}