A Node.js module for managing multiple simultaneous progress spinners in CLI applications with individual control.
node-multispinner is a Node.js module that creates and manages multiple simultaneous progress spinners for command-line interface applications. It solves the problem of visualizing concurrent asynchronous tasks by allowing each spinner to update independently while others continue running, providing real-time feedback in CLI programs.
Node.js developers building CLI applications that execute multiple asynchronous tasks in parallel and need visual progress indicators for each task.
Developers choose node-multispinner because it offers fine-grained control over individual spinners in a concurrent environment, supports custom animations, and integrates seamlessly with async patterns like Promise.all, making it more flexible than single-spinner alternatives.
Multiple, simultaneous, individually controllable spinners for concurrent tasks in Node.js CLI programs
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Allows independent updating, completion, or failure of each spinner, as demonstrated in the events.js example where spinners are managed separately while others remain active.
Designed for parallel async operations like Promise.all, enabling real-time feedback for multiple simultaneous tasks, ideal for CLI tools fetching data from multiple URLs.
Supports custom spinner frames and animations, shown in the customAnimation.js example, allowing developers to match their CLI's aesthetic.
Uses log-update to overwrite previous output, preventing terminal clutter and ensuring a smooth display, as highlighted in the README's demo gif.
The cli-with-promises example requires installing additional modules and changing directories, adding unnecessary steps for beginners or quick testing.
Full API docs are in a separate file (extras/api.md), making it less accessible and integrated compared to inline documentation, which could slow down development.
The provided cli example explicitly states it doesn't account for all edge cases, indicating the library may require extra error handling and testing for robust applications.