Method readToken

src/main/java/net/optifine/expr/TokenParser.java:45–71

(char chFirst, TokenType type, PushbackReader pr)

    }

    private static Token readToken(char chFirst, TokenType type, PushbackReader pr) throws IOException
    {
        StringBuffer stringbuffer = new StringBuffer();
        stringbuffer.append(chFirst);

        while (true)
        {
            int i = pr.read();

            if (i < 0)
            {
                break;
            }

            char c0 = (char)i;

            if (!type.hasCharNext(c0))
            {
                pr.unread(c0);
                break;
            }

            stringbuffer.append(c0);
        }

        return new Token(type, stringbuffer.toString());
    }
}