Major version

Major version change because we removed a part of the API.

• Remove prop() function and add props() function instead (prop() was impossible to type with Flow)

Bugfix release

• 5.1.1
  • Fix minor issues with coverage and improve some internal error messages
• 5.1.0
  • Add prop() function that defines a locked object property that must match a Blork type

Bugfix release

Fix issue where if object has only one property the _any key isn't checked

Major version

Breaking API change:

• Change from symbol [ANY] key to _any key for indexer property (for convenience and better Flow compatibility)

Minor version

• Add checker("string") function to return a raw boolean checker function itself.

Bugfix release

• More robust undefined value checking for format()

Minor version

• Add json checker to check for JSON-friendly values (null, true, false, finite numbers, strings, plain objects, plain arrays)

Minor version

Minor version release introducing new features:

• Add circular checker to check for objects with circular references
• Add ! modifier to enable invert checking, e.g. !num (don't allow numbers) or !circular (don't allow circular

Bugfix release

Use . dot notation in error message prefix when recursing into objects

Bugfix release

Fix bug where optional types were throwing an incorrect error message