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Direktori : /home/qgbqkvz/www/wp-content/plugins/wp-scss/scssphp/src/Ast/Sass/Expression/ |
Current File : /home/qgbqkvz/www/wp-content/plugins/wp-scss/scssphp/src/Ast/Sass/Expression/BinaryOperator.php |
<?php /** * SCSSPHP * * @copyright 2012-2020 Leaf Corcoran * * @license http://opensource.org/licenses/MIT MIT * * @link http://scssphp.github.io/scssphp */ namespace ScssPhp\ScssPhp\Ast\Sass\Expression; /** * @internal */ final class BinaryOperator { const SINGLE_EQUALS = '='; const OR = 'or'; const AND = 'and'; const EQUALS = '=='; const NOT_EQUALS = '!='; const GREATER_THAN = '>'; const GREATER_THAN_OR_EQUALS = '>='; const LESS_THAN = '<'; const LESS_THAN_OR_EQUALS = '<='; const PLUS = '+'; const MINUS = '-'; const TIMES = '*'; const DIVIDED_BY = '/'; const MODULO = '%'; /** * @param BinaryOperator::* $operator */ public static function getPrecedence(string $operator): int { switch ($operator) { case self::SINGLE_EQUALS: return 0; case self::OR: return 1; case self::AND: return 2; case self::EQUALS: case self::NOT_EQUALS: return 3; case self::GREATER_THAN: case self::GREATER_THAN_OR_EQUALS: case self::LESS_THAN: case self::LESS_THAN_OR_EQUALS: return 4; case self::PLUS: case self::MINUS: return 5; case self::TIMES: case self::DIVIDED_BY: case self::MODULO: return 6; } throw new \InvalidArgumentException(sprintf('Unknown operator "%s".', $operator)); } }