es-toolkit Usage Guide

This skill provides guidelines and best practices for using the es-toolkit utility library in this project.

Quick Reference

MANDATORY: Always use es-toolkit instead of custom implementations or native methods.

For detailed patterns, examples, and checklists, see:

references/patterns.md - Complete usage patterns and migration guides

Key Categories

Category	Module	Common Functions
Array	`es-toolkit/array`	`compact`, `head`, `last`, `take`, `drop`, `uniq`, `chunk`, `flatten`
Object	`es-toolkit/object`	`merge`, `mergeWith`, `clone`, `cloneDeep`, `pick`, `omit`
String	`es-toolkit/string`	`trim`, `trimStart`, `trimEnd`, `kebabCase`, `camelCase`, `snakeCase`
Function	`es-toolkit/function`	`debounce`, `throttle`, `memoize`, `once`
Util	`es-toolkit/util`	`invariant`

Import Pattern

Always import from specific modules for optimal tree-shaking:

// Good: Import from specific modules
import { compact } from "es-toolkit/array";
import { merge } from "es-toolkit/object";

// Bad: Import from root (larger bundle)
import { compact } from "es-toolkit";

Documentation

Official Docs: https://es-toolkit.dev/
GitHub: https://github.com/toss/es-toolkit