Method toBase64

src/main/java/fieldnashorn/sourcemap/Base64.java:56–59

@param value A value in the range of 0-63. @return a base64 digit.

(int value)

     * @return a base64 digit.
     */
    public static char toBase64(int value) {
        assert (value <= 63 && value >= 0) : "value out of range:" + value;
        return BASE64_MAP.charAt(value);
    }

    /**
     * @param c A base64 digit.