feat: updated Jest (latest v27.x) and require React ^17.0.2 #22
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Feature
What I did
babel-jest
's breaking change (https://github.com/facebook/jest/pull/11193/files#diff-5f463bc5dbe428998302335614e9bbed3b4eb3310a6075767e1b432c161d9e71L170)Important
If you get the
TypeError: Jest: a transform must export something.
error follow this solution kulshekhar/ts-jest#2612 (comment) and this kulshekhar/ts-jest#2612 (comment).