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Discussion on: Immutably updating JavaScript objects in ReasonML (BuckleScript)

 
hoichi profile image
Sergey Samokhov

Well, if I correctly understand what record-as-objects is (namely, compiling ML records to JS objects as opposed to JS arrays), your ‘copy constructors’ (or assign constructors or what have you) could still be useful, provided one needs do deal with optional object properties. I mean, you would still probably need [@bs.derivig abstract] if some of your properties are optional, no?

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yawaramin profile image
Yawar Amin

If the properties themselves are optional, true! That throws another thorn into the copy constructor generator idea.