@fastly/js-compute/dist/pipeline.js

JavaScript SDK and CLI for building JavaScript applications on [Fastly Compute](https://www.fastly.com/products/edge-compute/serverless).

// From https://github.com/harmony7/js-async-pipeline
export async function pipeline(steps, initialValue, opts) {
    let val = initialValue;
    for (const [index, step] of steps.entries()) {
        await opts?.beforeStep?.call(opts, val, index, steps);
        val = await step(val, index, steps);
        await opts?.afterStep?.call(opts, val, index, steps);
    }
    return val;
}