const origin = pattern
    let negative = false

    // > An optional prefix "!" which negates the pattern;
    if (pattern.indexOf('!') === 0) {
        negative = true
        pattern = pattern.substr(1)
    }

    pattern = pattern
        // > Put a backslash ("\") in front of the first "!" for patterns that
        // >   begin with a literal "!", for example, `"\!important!.txt"`.

/**
 * @module summaryTable
 * @description Create a string containing an HTML table describing the given summary statistics.
 *
 * The table should be in descending order of the number of lines changed, and should only include platforms with non-0 changes.
 *
 * @param {[Object]} statistics - list of summary data objects from computeStatistics
 * @param {String} title - description of how data is grouped
 * @returns {String} Returns the formatted HTMl table string.