Fixes
[jest-haste-map]
Overhauls how Watchman crawler works fixing Windows (#5615)[expect]
Allow matching of Errors against plain objects (#5611)[jest-haste-map]
Do not read binary files in Haste, even when instructed to do so (#5612)[jest-cli]
Don't skip matchers for exact files (#5582)[docs]
Update discord links (#5586)[jest-runtime]
Align handling of testRegex on Windows between searching for tests and instrumentation checks (#5560)[jest-config]
Make it possible to mergetransform
option with preset (#5505)[jest-util]
Fixconsole.assert
behavior in custom & buffered consoles (#5576)
Features
[docs]
Add MongoDB guide (#5571)[jest-runtime]
Deprecate mapCoverage option. (#5177)[babel-jest]
Add option to return sourcemap from the transformer separately from source. (#5177)[jest-validate]
Add ability to log deprecation warnings for CLI flags. (#5536)[jest-serializer]
Added new module for serializing. Works using V8 or JSON (#5609)[docs]
Add a documentation note for projectdisplayName
configuration (#5600)
Chore & Maintenance
[docs]
Update automatic mocks documentation (#5630)