/**
* Find an encoding given a Ruby object, coercing it to a String in the process.
*
* @param str the object to coerce and use to look up encoding. The coerced String must be
* ASCII-compatible.
* @return the Encoding object found, nil (for internal), or raises ArgumentError
*/
public Entry findEntry(IRubyObject str) {
ByteList name = str.convertToString().getByteList();
checkAsciiEncodingName(name);
SpecialEncoding special = SpecialEncoding.valueOf(name);
if (special != null) {
return findEntryFromEncoding(special.toEncoding(runtime));
}
return findEntryWithError(name);
}
public Encoding getEncodingFromString(String string) {
if (string == null) return null;
ByteList name = new ByteList(ByteList.plain(string));
checkAsciiEncodingName(name);
SpecialEncoding special = SpecialEncoding.valueOf(name);
if (special != null) {
return special.toEncoding(runtime);
}
return findEncodingWithError(name);
}