AIStoryBoard/node_modules/openai/internal/headers.js

"use strict";
// File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
Object.defineProperty(exports, "__esModule", { value: true });
exports.isEmptyHeaders = exports.buildHeaders = void 0;
const values_1 = require("./utils/values.js");
const brand_privateNullableHeaders = /* @__PURE__ */ Symbol('brand.privateNullableHeaders');
function* iterateHeaders(headers) {
    if (!headers)
        return;
    if (brand_privateNullableHeaders in headers) {
        const { values, nulls } = headers;
        yield* values.entries();
        for (const name of nulls) {
            yield [name, null];
        }
        return;
    }
    let shouldClear = false;
    let iter;
    if (headers instanceof Headers) {
        iter = headers.entries();
    }
    else if ((0, values_1.isReadonlyArray)(headers)) {
        iter = headers;
    }
    else {
        shouldClear = true;
        iter = Object.entries(headers ?? {});
    }
    for (let row of iter) {
        const name = row[0];
        if (typeof name !== 'string')
            throw new TypeError('expected header name to be a string');
        const values = (0, values_1.isReadonlyArray)(row[1]) ? row[1] : [row[1]];
        let didClear = false;
        for (const value of values) {
            if (value === undefined)
                continue;
            // Objects keys always overwrite older headers, they never append.
            // Yield a null to clear the header before adding the new values.
            if (shouldClear && !didClear) {
                didClear = true;
                yield [name, null];
            }
            yield [name, value];
        }
    }
}
const buildHeaders = (newHeaders) => {
    const targetHeaders = new Headers();
    const nullHeaders = new Set();
    for (const headers of newHeaders) {
        const seenHeaders = new Set();
        for (const [name, value] of iterateHeaders(headers)) {
            const lowerName = name.toLowerCase();
            if (!seenHeaders.has(lowerName)) {
                targetHeaders.delete(name);
                seenHeaders.add(lowerName);
            }
            if (value === null) {
                targetHeaders.delete(name);
                nullHeaders.add(lowerName);
            }
            else {
                targetHeaders.append(name, value);
                nullHeaders.delete(lowerName);
            }
        }
    }
    return { [brand_privateNullableHeaders]: true, values: targetHeaders, nulls: nullHeaders };
};
exports.buildHeaders = buildHeaders;
const isEmptyHeaders = (headers) => {
    for (const _ of iterateHeaders(headers))
        return false;
    return true;
};
exports.isEmptyHeaders = isEmptyHeaders;
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