@velas/account-agent/src/middleware/use.js

sdk

async function use(array, ctx) {
    const middlewares = [async function first(next) { await next() }].concat(array);
    var inner_run = async (ctx, middlewares, index) => {
        const next = async () => {
            try {
                await inner_run(ctx, middlewares, index + 1);
            } catch(e) {
                if (e.name === 'Error') {
                    const err = new Error(e.message);
                    err.name = middlewares[index+1].name;
                    throw err;
                } else {
                    throw e;
                };
            };
        };
        if (index < middlewares.length) await middlewares[index].apply(ctx, [next]);
    };
    await inner_run(ctx, middlewares, 0);
};

export default use;