Function matchPreparedURLPattern

src/utils/url.ts:227–278

(u: PreparedURL | null, p: PreparedPattern | null)

}

function matchPreparedURLPattern(u: PreparedURL | null, p: PreparedPattern | null) {
    if (
        !(u && p)
        || (p.hostParts.length > u.hostParts.length)
        || (p.exactStart && p.hostParts.length !== u.hostParts.length)
        || (p.exactEnd && p.pathParts.length !== u.pathParts.length)
        || (p.port !== '*' && p.port !== u.port)
        || (p.protocol && p.protocol !== u.protocol)
    ) {
        return false;
    }

    for (let i = 0; i < p.hostParts.length; i++) {
        const pHostPart = p.hostParts[i];
        const uHostPart = u.hostParts[i];
        if (pHostPart !== '*' && pHostPart !== uHostPart) {
            return false;
        }
    }

    if (
        p.hostParts.length >= 2
        && p.hostParts.at(-1) !== '*'
        && (
            p.hostParts.length < u.hostParts.length - 1
            || (
                p.hostParts.length === u.hostParts.length - 1
                && u.hostParts.at(-1) !== 'www'
            )
        )
    ) {
        return false;
    }

    if (p.pathParts.length === 0) {
        return true;
    }

    if (p.pathParts.length > u.pathParts.length) {
        return false;
    }

    for (let i = 0; i < p.pathParts.length; i++) {
        const pPathPart = p.pathParts[i];
        const uPathPart = u.pathParts[i];
        if (pPathPart !== '*' && pPathPart !== uPathPart) {
            return false;
        }
    }

    return true;
}

function isRegExp(pattern: string) {
    return pattern.startsWith('/') && pattern.endsWith('/') && pattern.length > 2;