Dinero.js Best Practices

Core rules for working with Dinero.js, the JavaScript/TypeScript library for creating, calculating, and formatting money safely. Contains rules across 4 categories, prioritized by impact.

When to Apply

Reference these guidelines when:

• Creating Dinero objects from user input, API responses, or database values
• Performing arithmetic on monetary values (adding, splitting, multiplying)
• Choosing between number and bigint calculators
• Importing from dinero.js, dinero.js/currencies, or dinero.js/bigint
• Working with prices, costs, taxes, or any financial calculation

Rule Categories by Priority