throttling 2.0.0

Contain "throttling" and "debouncing" async helper classes with listeners

2.0.0

• Migrate to Dart 3.0
• Refactoring
• New test cases

1.0.0

• Refactoring
• Migrate to null safety
• Add effective dart
• Add badges
• Throttling and Debouncing extends Stream

0.9.1

• resolve pedantic issues
• add function documentation for throttle and debounce

0.9.0

• resolve a bug that can throw "Bad state: Cannot add new events after calling close"
• remove flutter dependency

0.8.0

• mod README.md

0.6.0

• format
• example

0.5.0

• initial release.