node_modules/next/dist/server/og/image-response.js

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "ImageResponse", {
    enumerable: true,
    get: function() {
        return ImageResponse;
    }
});
function importModule() {
    return import(process.env.NEXT_RUNTIME === 'edge' ? 'next/dist/compiled/@vercel/og/index.edge.js' : 'next/dist/compiled/@vercel/og/index.node.js');
}
class ImageResponse extends Response {
    static #_ = this.displayName = 'ImageResponse';
    constructor(...args){
        const readable = new ReadableStream({
            async start (controller) {
                const OGImageResponse = // So far we have to manually determine which build to use,
                // as the auto resolving is not working
                (await importModule()).ImageResponse;
                const imageResponse = new OGImageResponse(...args);
                if (!imageResponse.body) {
                    return controller.close();
                }
                const reader = imageResponse.body.getReader();
                while(true){
                    const { done, value } = await reader.read();
                    if (done) {
                        return controller.close();
                    }
                    controller.enqueue(value);
                }
            }
        });
        const options = args[1] || {};
        const headers = new Headers({
            'content-type': 'image/png',
            'cache-control': process.env.NODE_ENV === 'development' ? 'no-cache, no-store' : 'public, max-age=0, must-revalidate'
        });
        if (options.headers) {
            const newHeaders = new Headers(options.headers);
            newHeaders.forEach((value, key)=>headers.set(key, value));
        }
        super(readable, {
            headers,
            status: options.status,
            statusText: options.statusText
        });
    }
}

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