Best Practices

Best Practices

When to Use Fission

• ✅ Text parsing and processing
• ✅ Large file streaming
• ✅ Performance-critical applications
• ✅ Custom format parsing

When to Use Standard APIs

• ✅ Simple file reading (Files.readString())
• ✅ Basic line processing (Files.readAllLines())
• ✅ Thread-safe requirements

Performance Tips

• Use readWhile() instead of manual loops
• Leverage peekAhead() for pattern matching
• Use mark()/reset() sparingly (has cost)
• Close FileCharSource with try-with-resources