v2.12.0

Add __.describe(…) utility method to get the description of a matcher as a string.

v2.11.0

• Add isEmpty matcher (#11)
• Improve description of hasSize to be more accurate

v2.10.0

• Add falsey as alias for falsy
• Export Description type to allow testing of external matchers

v2.9.1

Fix: fulfilled() / willBe() does not describe mismatches if the submatcher is also a promising matcher

v2.9.0

Added a set of date comparison matchers

v2.8.0

• Add support for Mocha's diff feature (via #7 ). The current diff API for matchers is considered experimental (see #7 and #8).
• Improve description of Error objects and objects containing Errors to contain the actual fields instead of just {}