Repomix Development Guide

Build & Development Commands

Formatting: 2 spaces indentation, 120 char line width, single quotes, trailing commas
Imports: Use
```
node:
```
prefix for built-ins,
```
.js
```
extension for relative imports,
```
import type
```
for types
TypeScript: Strict type checking, explicit return types, prefer interfaces for object types
Error Handling: Custom errors extend
```
RepomixError
```
, descriptive messages, proper try/catch
Dependencies: Inject dependencies through deps object parameter for testability
File Structure: Keep files under 250 lines, organize by feature, use workers for concurrent operations
Testing: Use Vitest, mock dependencies, descriptive test names, arrange/act/assert pattern

Formatting: 2 spaces indentation, 120 char line width, single quotes, trailing commas
Imports: Use
```
node:
```
prefix for built-ins,
```
.js
```
extension for relative imports,
```
import type
```
for types
TypeScript: Strict type checking, explicit return types, prefer interfaces for object types
Error Handling: Custom errors extend
```
RepomixError
```
, descriptive messages, proper try/catch
Dependencies: Inject dependencies through deps object parameter for testability
File Structure: Keep files under 250 lines, organize by feature, use workers for concurrent operations
Testing: Use Vitest, mock dependencies, descriptive test names, arrange/act/assert pattern