frontend/node_modules/next/dist/server/web/utils.js

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
0 && (module.exports = {
    fromNodeOutgoingHttpHeaders: null,
    normalizeNextQueryParam: null,
    splitCookiesString: null,
    toNodeOutgoingHttpHeaders: null,
    validateURL: null
});
function _export(target, all) {
    for(var name in all)Object.defineProperty(target, name, {
        enumerable: true,
        get: all[name]
    });
}
_export(exports, {
    fromNodeOutgoingHttpHeaders: function() {
        return fromNodeOutgoingHttpHeaders;
    },
    normalizeNextQueryParam: function() {
        return normalizeNextQueryParam;
    },
    splitCookiesString: function() {
        return splitCookiesString;
    },
    toNodeOutgoingHttpHeaders: function() {
        return toNodeOutgoingHttpHeaders;
    },
    validateURL: function() {
        return validateURL;
    }
});
const _constants = require("../../lib/constants");
function fromNodeOutgoingHttpHeaders(nodeHeaders) {
    const headers = new Headers();
    for (let [key, value] of Object.entries(nodeHeaders)){
        const values = Array.isArray(value) ? value : [
            value
        ];
        for (let v of values){
            if (typeof v === 'undefined') continue;
            if (typeof v === 'number') {
                v = v.toString();
            }
            headers.append(key, v);
        }
    }
    return headers;
}
function splitCookiesString(cookiesString) {
    var cookiesStrings = [];
    var pos = 0;
    var start;
    var ch;
    var lastComma;
    var nextStart;
    var cookiesSeparatorFound;
    function skipWhitespace() {
        while(pos < cookiesString.length && /\s/.test(cookiesString.charAt(pos))){
            pos += 1;
        }
        return pos < cookiesString.length;
    }
    function notSpecialChar() {
        ch = cookiesString.charAt(pos);
        return ch !== '=' && ch !== ';' && ch !== ',';
    }
    while(pos < cookiesString.length){
        start = pos;
        cookiesSeparatorFound = false;
        while(skipWhitespace()){
            ch = cookiesString.charAt(pos);
            if (ch === ',') {
                // ',' is a cookie separator if we have later first '=', not ';' or ','
                lastComma = pos;
                pos += 1;
                skipWhitespace();
                nextStart = pos;
                while(pos < cookiesString.length && notSpecialChar()){
                    pos += 1;
                }
                // currently special character
                if (pos < cookiesString.length && cookiesString.charAt(pos) === '=') {
                    // we found cookies separator
                    cookiesSeparatorFound = true;
                    // pos is inside the next cookie, so back up and return it.
                    pos = nextStart;
                    cookiesStrings.push(cookiesString.substring(start, lastComma));
                    start = pos;
                } else {
                    // in param ',' or param separator ';',
                    // we continue from that comma
                    pos = lastComma + 1;
                }
            } else {
                pos += 1;
            }
        }
        if (!cookiesSeparatorFound || pos >= cookiesString.length) {
            cookiesStrings.push(cookiesString.substring(start, cookiesString.length));
        }
    }
    return cookiesStrings;
}
function toNodeOutgoingHttpHeaders(headers) {
    const nodeHeaders = {};
    const cookies = [];
    if (headers) {
        for (const [key, value] of headers.entries()){
            if (key.toLowerCase() === 'set-cookie') {
                // We may have gotten a comma joined string of cookies, or multiple
                // set-cookie headers. We need to merge them into one header array
                // to represent all the cookies.
                cookies.push(...splitCookiesString(value));
                nodeHeaders[key] = cookies.length === 1 ? cookies[0] : cookies;
            } else {
                nodeHeaders[key] = value;
            }
        }
    }
    return nodeHeaders;
}
function validateURL(url) {
    try {
        return String(new URL(String(url)));
    } catch (error) {
        throw Object.defineProperty(new Error(`URL is malformed "${String(url)}". Please use only absolute URLs - https://nextjs.org/docs/messages/middleware-relative-urls`, {
            cause: error
        }), "__NEXT_ERROR_CODE", {
            value: "E61",
            enumerable: false,
            configurable: true
        });
    }
}
function normalizeNextQueryParam(key) {
    const prefixes = [
        _constants.NEXT_QUERY_PARAM_PREFIX,
        _constants.NEXT_INTERCEPTION_MARKER_PREFIX
    ];
    for (const prefix of prefixes){
        if (key !== prefix && key.startsWith(prefix)) {
            return key.substring(prefix.length);
        }
    }
    return null;
}

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