frontend/node_modules/next/dist/esm/server/stream-utils/uint8array-helpers.js

/**
 * Find the starting index of Uint8Array `b` within Uint8Array `a`.
 */ export function indexOfUint8Array(a, b) {
    if (b.length === 0) return 0;
    if (a.length === 0 || b.length > a.length) return -1;
    // start iterating through `a`
    for(let i = 0; i <= a.length - b.length; i++){
        let completeMatch = true;
        // from index `i`, iterate through `b` and check for mismatch
        for(let j = 0; j < b.length; j++){
            // if the values do not match, then this isn't a complete match, exit `b` iteration early and iterate to next index of `a`.
            if (a[i + j] !== b[j]) {
                completeMatch = false;
                break;
            }
        }
        if (completeMatch) {
            return i;
        }
    }
    return -1;
}
/**
 * Check if two Uint8Arrays are strictly equivalent.
 */ export function isEquivalentUint8Arrays(a, b) {
    if (a.length !== b.length) return false;
    for(let i = 0; i < a.length; i++){
        if (a[i] !== b[i]) return false;
    }
    return true;
}
/**
 * Remove Uint8Array `b` from Uint8Array `a`.
 *
 * If `b` is not in `a`, `a` is returned unchanged.
 *
 * Otherwise, the function returns a new Uint8Array instance with size `a.length - b.length`
 */ export function removeFromUint8Array(a, b) {
    const tagIndex = indexOfUint8Array(a, b);
    if (tagIndex === 0) return a.subarray(b.length);
    if (tagIndex > -1) {
        const removed = new Uint8Array(a.length - b.length);
        removed.set(a.slice(0, tagIndex));
        removed.set(a.slice(tagIndex + b.length), tagIndex);
        return removed;
    } else {
        return a;
    }
}

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