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A comment on TypeScript dependent types and function bivariance. Parent comment

Re:TypeScript dependent types and function bivariance by ameliaquining on Thursday January 28, 2021 @03:46AM (#25939659)
Conditional types were introduced in TypeScript 2.8, released March 2018. The sample code from the documentation dates back to 2014: https://web.archive.org/web/20140407071740/http://www.typesc...
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