Tao Wen bede1d7f40 fix build; add document for exported symbols %!s(int64=8) %!d(string=hai) anos
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json_test.go 891d33b415 fix golint: do not export test types %!s(int64=8) %!d(string=hai) anos
types.go bede1d7f40 fix build; add document for exported symbols %!s(int64=8) %!d(string=hai) anos