stylelint-bundle-worker.js
function getNegativePatternsAsPositive(patterns, ignore) {
    var negative = patternUtils.getNegativePatterns(patterns).concat(ignore);
    var positive = negative.map(patternUtils.convertToPositivePattern);
    return positive;
}
function getNegativePatternsAsPositive(patterns, ignore) {
    var negative = patternUtils.getNegativePatterns(patterns).concat(ignore);
    var positive = negative.map(patternUtils.convertToPositivePattern);
    return positive;
}
Return only negative patterns.