Wesley Wigham 0102f8050c Check for keyof constraint type instead of syntactic check (#24098) ...

* Check for keyof constraint type instead of syntactic check

* Readopt older candidateType check, even though it shouldnt really matter

* OK. Just use maybetypeOfKind

* Remove redundant boolean check

2018-05-22 16:58:31 -07:00

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reference

Check for keyof constraint type instead of syntactic check (#24098)

2018-05-22 16:58:31 -07:00