&& !REGEX_INVALID_TRAILING_BACKSLASH.test(pattern)

    // > A line starting with # serves as a comment.
    && pattern.indexOf('#') !== 0

const splitPattern = pattern => pattern.split(REGEX_SPLITALL_CRLF)

class IgnoreRule {
    constructor (
        origin,
        pattern,
        negative,
        regex
    ) {
        this.origin = origin
        this.pattern = pattern
        this.negative = negative