Revision history for isbn

1.1.0.1 - July 30, 2020

• Changed implementation of validateISBN to make a copy of the input text, preventing space leaks
• Added some test cases for ISBN-13s with a '979' prefix

1.1.0.0 - July 28, 2020

• Changed exports in Data.ISBN module to not export the constructors of the ISBN data type
  • If constructors are needed, the Data.Types.ISBN module can be imported instead
• Added isISBN10 and isISBN13 functions to allow for checking of the opaque ISBN data type without the use of its value constructors

1.0.0.0 - May 17, 2020

• Initial release. Features:
  • General ISBN validation based off of text input, as well as specific ISBN-10 or ISBN-13 validation
  • Validation errors with human-friendly renderers, that can be used to display error messages to end users
  • ISBN-10 to ISBN-13 conversion and vise versa