diff options
Diffstat (limited to 'vendor/scssphp/scssphp/src/SourceMap/Base64.php')
-rw-r--r-- | vendor/scssphp/scssphp/src/SourceMap/Base64.php | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/vendor/scssphp/scssphp/src/SourceMap/Base64.php b/vendor/scssphp/scssphp/src/SourceMap/Base64.php new file mode 100644 index 000000000..00b6b4545 --- /dev/null +++ b/vendor/scssphp/scssphp/src/SourceMap/Base64.php @@ -0,0 +1,187 @@ +<?php + +/** + * SCSSPHP + * + * @copyright 2012-2020 Leaf Corcoran + * + * @license http://opensource.org/licenses/MIT MIT + * + * @link http://scssphp.github.io/scssphp + */ + +namespace ScssPhp\ScssPhp\SourceMap; + +/** + * Base 64 Encode/Decode + * + * @author Anthon Pang <anthon.pang@gmail.com> + * + * @internal + */ +class Base64 +{ + /** + * @var array<int, string> + */ + private static $encodingMap = [ + 0 => 'A', + 1 => 'B', + 2 => 'C', + 3 => 'D', + 4 => 'E', + 5 => 'F', + 6 => 'G', + 7 => 'H', + 8 => 'I', + 9 => 'J', + 10 => 'K', + 11 => 'L', + 12 => 'M', + 13 => 'N', + 14 => 'O', + 15 => 'P', + 16 => 'Q', + 17 => 'R', + 18 => 'S', + 19 => 'T', + 20 => 'U', + 21 => 'V', + 22 => 'W', + 23 => 'X', + 24 => 'Y', + 25 => 'Z', + 26 => 'a', + 27 => 'b', + 28 => 'c', + 29 => 'd', + 30 => 'e', + 31 => 'f', + 32 => 'g', + 33 => 'h', + 34 => 'i', + 35 => 'j', + 36 => 'k', + 37 => 'l', + 38 => 'm', + 39 => 'n', + 40 => 'o', + 41 => 'p', + 42 => 'q', + 43 => 'r', + 44 => 's', + 45 => 't', + 46 => 'u', + 47 => 'v', + 48 => 'w', + 49 => 'x', + 50 => 'y', + 51 => 'z', + 52 => '0', + 53 => '1', + 54 => '2', + 55 => '3', + 56 => '4', + 57 => '5', + 58 => '6', + 59 => '7', + 60 => '8', + 61 => '9', + 62 => '+', + 63 => '/', + ]; + + /** + * @var array<string|int, int> + */ + private static $decodingMap = [ + 'A' => 0, + 'B' => 1, + 'C' => 2, + 'D' => 3, + 'E' => 4, + 'F' => 5, + 'G' => 6, + 'H' => 7, + 'I' => 8, + 'J' => 9, + 'K' => 10, + 'L' => 11, + 'M' => 12, + 'N' => 13, + 'O' => 14, + 'P' => 15, + 'Q' => 16, + 'R' => 17, + 'S' => 18, + 'T' => 19, + 'U' => 20, + 'V' => 21, + 'W' => 22, + 'X' => 23, + 'Y' => 24, + 'Z' => 25, + 'a' => 26, + 'b' => 27, + 'c' => 28, + 'd' => 29, + 'e' => 30, + 'f' => 31, + 'g' => 32, + 'h' => 33, + 'i' => 34, + 'j' => 35, + 'k' => 36, + 'l' => 37, + 'm' => 38, + 'n' => 39, + 'o' => 40, + 'p' => 41, + 'q' => 42, + 'r' => 43, + 's' => 44, + 't' => 45, + 'u' => 46, + 'v' => 47, + 'w' => 48, + 'x' => 49, + 'y' => 50, + 'z' => 51, + 0 => 52, + 1 => 53, + 2 => 54, + 3 => 55, + 4 => 56, + 5 => 57, + 6 => 58, + 7 => 59, + 8 => 60, + 9 => 61, + '+' => 62, + '/' => 63, + ]; + + /** + * Convert to base64 + * + * @param int $value + * + * @return string + */ + public static function encode($value) + { + return self::$encodingMap[$value]; + } + + /** + * Convert from base64 + * + * @param string $value + * + * @return int + */ + public static function decode($value) + { + return self::$decodingMap[$value]; + } +} |