bzzz/mcp-server/node_modules/openai/internal/qs/utils.mjs

import { RFC1738 } from "./formats.mjs";
const has = Object.prototype.hasOwnProperty;
const is_array = Array.isArray;
const hex_table = (() => {
    const array = [];
    for (let i = 0; i < 256; ++i) {
        array.push('%' + ((i < 16 ? '0' : '') + i.toString(16)).toUpperCase());
    }
    return array;
})();
function compact_queue(queue) {
    while (queue.length > 1) {
        const item = queue.pop();
        if (!item)
            continue;
        const obj = item.obj[item.prop];
        if (is_array(obj)) {
            const compacted = [];
            for (let j = 0; j < obj.length; ++j) {
                if (typeof obj[j] !== 'undefined') {
                    compacted.push(obj[j]);
                }
            }
            // @ts-ignore
            item.obj[item.prop] = compacted;
        }
    }
}
function array_to_object(source, options) {
    const obj = options && options.plainObjects ? Object.create(null) : {};
    for (let i = 0; i < source.length; ++i) {
        if (typeof source[i] !== 'undefined') {
            obj[i] = source[i];
        }
    }
    return obj;
}
export function merge(target, source, options = {}) {
    if (!source) {
        return target;
    }
    if (typeof source !== 'object') {
        if (is_array(target)) {
            target.push(source);
        }
        else if (target && typeof target === 'object') {
            if ((options && (options.plainObjects || options.allowPrototypes)) ||
                !has.call(Object.prototype, source)) {
                target[source] = true;
            }
        }
        else {
            return [target, source];
        }
        return target;
    }
    if (!target || typeof target !== 'object') {
        return [target].concat(source);
    }
    let mergeTarget = target;
    if (is_array(target) && !is_array(source)) {
        // @ts-ignore
        mergeTarget = array_to_object(target, options);
    }
    if (is_array(target) && is_array(source)) {
        source.forEach(function (item, i) {
            if (has.call(target, i)) {
                const targetItem = target[i];
                if (targetItem && typeof targetItem === 'object' && item && typeof item === 'object') {
                    target[i] = merge(targetItem, item, options);
                }
                else {
                    target.push(item);
                }
            }
            else {
                target[i] = item;
            }
        });
        return target;
    }
    return Object.keys(source).reduce(function (acc, key) {
        const value = source[key];
        if (has.call(acc, key)) {
            acc[key] = merge(acc[key], value, options);
        }
        else {
            acc[key] = value;
        }
        return acc;
    }, mergeTarget);
}
export function assign_single_source(target, source) {
    return Object.keys(source).reduce(function (acc, key) {
        acc[key] = source[key];
        return acc;
    }, target);
}
export function decode(str, _, charset) {
    const strWithoutPlus = str.replace(/\+/g, ' ');
    if (charset === 'iso-8859-1') {
        // unescape never throws, no try...catch needed:
        return strWithoutPlus.replace(/%[0-9a-f]{2}/gi, unescape);
    }
    // utf-8
    try {
        return decodeURIComponent(strWithoutPlus);
    }
    catch (e) {
        return strWithoutPlus;
    }
}
const limit = 1024;
export const encode = (str, _defaultEncoder, charset, _kind, format) => {
    // This code was originally written by Brian White for the io.js core querystring library.
    // It has been adapted here for stricter adherence to RFC 3986
    if (str.length === 0) {
        return str;
    }
    let string = str;
    if (typeof str === 'symbol') {
        string = Symbol.prototype.toString.call(str);
    }
    else if (typeof str !== 'string') {
        string = String(str);
    }
    if (charset === 'iso-8859-1') {
        return escape(string).replace(/%u[0-9a-f]{4}/gi, function ($0) {
            return '%26%23' + parseInt($0.slice(2), 16) + '%3B';
        });
    }
    let out = '';
    for (let j = 0; j < string.length; j += limit) {
        const segment = string.length >= limit ? string.slice(j, j + limit) : string;
        const arr = [];
        for (let i = 0; i < segment.length; ++i) {
            let c = segment.charCodeAt(i);
            if (c === 0x2d || // -
                c === 0x2e || // .
                c === 0x5f || // _
                c === 0x7e || // ~
                (c >= 0x30 && c <= 0x39) || // 0-9
                (c >= 0x41 && c <= 0x5a) || // a-z
                (c >= 0x61 && c <= 0x7a) || // A-Z
                (format === RFC1738 && (c === 0x28 || c === 0x29)) // ( )
            ) {
                arr[arr.length] = segment.charAt(i);
                continue;
            }
            if (c < 0x80) {
                arr[arr.length] = hex_table[c];
                continue;
            }
            if (c < 0x800) {
                arr[arr.length] = hex_table[0xc0 | (c >> 6)] + hex_table[0x80 | (c & 0x3f)];
                continue;
            }
            if (c < 0xd800 || c >= 0xe000) {
                arr[arr.length] =
                    hex_table[0xe0 | (c >> 12)] + hex_table[0x80 | ((c >> 6) & 0x3f)] + hex_table[0x80 | (c & 0x3f)];
                continue;
            }
            i += 1;
            c = 0x10000 + (((c & 0x3ff) << 10) | (segment.charCodeAt(i) & 0x3ff));
            arr[arr.length] =
                hex_table[0xf0 | (c >> 18)] +
                    hex_table[0x80 | ((c >> 12) & 0x3f)] +
                    hex_table[0x80 | ((c >> 6) & 0x3f)] +
                    hex_table[0x80 | (c & 0x3f)];
        }
        out += arr.join('');
    }
    return out;
};
export function compact(value) {
    const queue = [{ obj: { o: value }, prop: 'o' }];
    const refs = [];
    for (let i = 0; i < queue.length; ++i) {
        const item = queue[i];
        // @ts-ignore
        const obj = item.obj[item.prop];
        const keys = Object.keys(obj);
        for (let j = 0; j < keys.length; ++j) {
            const key = keys[j];
            const val = obj[key];
            if (typeof val === 'object' && val !== null && refs.indexOf(val) === -1) {
                queue.push({ obj: obj, prop: key });
                refs.push(val);
            }
        }
    }
    compact_queue(queue);
    return value;
}
export function is_regexp(obj) {
    return Object.prototype.toString.call(obj) === '[object RegExp]';
}
export function is_buffer(obj) {
    if (!obj || typeof obj !== 'object') {
        return false;
    }
    return !!(obj.constructor && obj.constructor.isBuffer && obj.constructor.isBuffer(obj));
}
export function combine(a, b) {
    return [].concat(a, b);
}
export function maybe_map(val, fn) {
    if (is_array(val)) {
        const mapped = [];
        for (let i = 0; i < val.length; i += 1) {
            mapped.push(fn(val[i]));
        }
        return mapped;
    }
    return fn(val);
}
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