chchliang f157b54606 add testcase with api/errors/errors_test.go %!s(int64=8) %!d(string=hai) anos
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errors.go ac9c47e26f fix some types on errors and form %!s(int64=8) %!d(string=hai) anos
errors_test.go f157b54606 add testcase with api/errors/errors_test.go %!s(int64=8) %!d(string=hai) anos