Pavel Yaskevich 4b0d9a2509 [ResultBuilders] Diagnose pre-check errors inline ...

Not all of the pre-check errors could be diagnosed by re-running
`PreCheckExpression` e.g. key path expressions are mutated to
a particular form after an error has been produced.

To make the behavior consistent, let's allow pre-check to emit
diagnostics and unify pre-check and constraint generation fixes.

Resolves: rdar://77466241

2021-05-10 11:06:58 -07:00

88 KiB

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