By name: es-toolkit description: Use when implementing utility functions, array operations, object manipulation, or string operations. ALWAYS use es-toolkit instead of custom implementations or native methods. allowed-tools: Read, Grep, Glob
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