2.0.1

Improvements

• Enforce protocol compliance

2.0.0

Require at least PHP 8.3

1.1.0

New Features

• Support empty client identifiers
• Support empty will messages
• Support multiple topics and QoS levels in subscriptions
• Add implementations for missing incoming flows

Improvements

• Enhance type hints
• Test all code

Breaking changes

• Require a valid will topic
• Enforce use of non-empty strings for filters
• Rename "topics" to "filters" in subscribe and unsubscribe flows
• Result of an subscribe flow changes from single subscription to an array of subscriptions

1.0.0

Require at least PHP 7.4

0.8.1

• Support PHP 8.0

0.8.0

• Use Flow as return type in FlowFactory methods
• Fix tests

0.7.0

• Unit test all packets
• Unsubscribe flow sets result to array of subscriptions

0.6.0

• Require at least PHP 7.2

0.5.0

• Require at least PHP 7.0

0.4.0

• Split IdentifierGenerator interface
• Introduce packet factory and use in stream parser and flows
• Introduce flow factory