Marc Etter 95ba9525f9 [elm][haskell-servant] Fix issue 3256 (#3262) ...

* [elm] fix empty operation exception (#3256)

* [haskell-servant] fix empty operation type (#3256)

* [elm][haskell-servant] update samples

2019-07-03 18:07:21 +08:00

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petstore

[elm][haskell-servant] Fix issue 3256 (#3262)

2019-07-03 18:07:21 +08:00