2.1.2

• Updated dependencies
• Updated ISBN ranges
• Improved docs (@Dispositif)
• Added late static bindings in Isbn class (@Dispositif)

2.1.1

• Upgrade dependencies
• Upgrade PHPUnit to 8.3

2.1.0

• Added a validate method that throws an Exception on ISBN validation errors
• Fixed #9: Improve error output
• Added composer scripts to run tests and update ranges in a Docker container
• Updated ISBN ranges

2.0.8

This library is now tested against PHP version 5.6, 7.0, 7.1 & 7.2

• Fixed #7: ISBNs with invalid product
  code or country code are considered valid
• Added PHP versions 7.1 & 7.2 to travis config file

2.0.7

• Attempts to format an invalid ISBN will now throw an Exception (fixes #7)
• Fixed considering ISBNs with an invalid product code as valid (fixes #7)
• Updated ISBN ranges

2.0.6

Fix #6: Error when validating ISBN-10 with X as a checksum digit

2.0.5

• Update ISBN ranges

2.0.4

• Fixed error when no rule is found (eg. for ISBN 9790706801940)

2.0.3

• Added 978-99978 range for Mongolia

2.0.2

• Fixed #3: Bug in the 978-613 range
• Added a composer script to update ISBN ranges from isbn-international.org