In JS, was chiefly undefined-ness / nullability. I’d make a typo; some value computed from that value would be undefined, then coerced to 0…
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Yep, definitely makes sense. I don’t know enough about Flow vs. TypeScript but seems like latter lacks nullability, sum types?
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Andy I have a project that provides exactly what you need just give me uh… six… years… to develop it fully
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flowtype.org/docs/union-int
If TS supports tagged unions, we’re good! Can you link me to docs on nullability on TS? :)
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More on unions: flowtype.org/blog/2015/07/0. Flow is probably a better fit but less mature. Maybe better anyway.
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I found one row in my database with the string value of "false", while all other rows were Boolean. Scary stuff this JS.
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