open-next-cdk/node_modules/@smithy/middleware-endpoint/dist-es/endpointMiddleware.js

Deploy a NextJS app using OpenNext packaging to serverless AWS using CDK

import { getEndpointFromInstructions } from "./adaptors/getEndpointFromInstructions";
export const endpointMiddleware = ({ config, instructions, }) => {
    return (next, context) => async (args) => {
        const endpoint = await getEndpointFromInstructions(args.input, {
            getEndpointParameterInstructions() {
                return instructions;
            },
        }, { ...config }, context);
        context.endpointV2 = endpoint;
        context.authSchemes = endpoint.properties?.authSchemes;
        const authScheme = context.authSchemes?.[0];
        if (authScheme) {
            context["signing_region"] = authScheme.signingRegion;
            context["signing_service"] = authScheme.signingName;
        }
        return next({
            ...args,
        });
    };
};