Facilitate separate exe for google authorization

.dir-locals.el

 ((haskell-mode . ((haskell-indent-spaces . 4)
-                  (haskell-process-use-ghci . t)))
+                  (haskell-process-use-ghci . t)
+                  (haskell-process-args-cabal-repl . ("-ferror-spans -fno-diagnostics-show-caret -fshow-loaded-modules"))
+                  (haskell-process-args-stack-ghci . ("--ghc-options=-ferror-spans" "--ghc-options=-fno-diagnostics-show-caret" "--ghc-options=-fshow-loaded-modules"))
+                  ))
  (hamlet-mode . ((hamlet/basic-offset . 4)
                  (haskell-process-use-ghci . t))))

app/auth.hs

+import Prelude (IO)
+import Settings.Auth (authorizeMain)
+
+main :: IO ()
+main = authorizeMain

package.yaml

@@ -7,40 +7,44 @@ dependencies:
 # See: https://ghc.haskell.org/trac/ghc/ticket/12130
 - base >=4.8.2.0 && <4.9 || >=4.9.1.0 && <5
 
-- yesod >=1.6 && <1.7
-- yesod-core >=1.6 && <1.7
-- yesod-static >=1.6 && <1.7
-- yesod-form >=1.6 && <1.7
-- classy-prelude >=1.4 && <1.5
-- classy-prelude-conduit >=1.4 && <1.5
-- classy-prelude-yesod >=1.4 && <1.5
-- bytestring >=0.9 && <0.11
-- text >=0.11 && <2.0
-- template-haskell
-- shakespeare >=2.0 && <2.1
-- hjsmin >=0.1 && <0.3
-- monad-control >=0.3 && <1.1
-- wai-extra >=3.0 && <3.1
-- yaml >=0.8 && <0.9
-- http-client-tls >=0.3 && <0.4
-- http-conduit >=2.3 && <2.4
-- directory >=1.1 && <1.4
-- warp >=3.0 && <3.3
+- aeson                  >=0.6   && <1.3
+- bytestring             >=0.9   && <0.11
+- case-insensitive
+- classy-prelude         >=1.4   && <1.5
+- classy-prelude-conduit >=1.4   && <1.5
+- classy-prelude-yesod   >=1.4   && <1.5
+- conduit                >=1.0   && <2.0
+- containers
 - data-default
-- aeson >=0.6 && <1.3
-- conduit >=1.0 && <2.0
-- monad-logger >=0.3 && <0.4
-- fast-logger >=2.2 && <2.5
-- wai-logger >=2.2 && <2.4
+- directory              >=1.1   && <1.4
+- fast-logger            >=2.2   && <2.5
 - file-embed
+- foreign-store
+- gogol                  >=0.3.0 && <0.4
+- gogol-apps-calendar    >=0.3.0 && <0.4
+- hjsmin                 >=0.1   && <0.3
+- http-types
+- http-client-tls        >=0.3   && <0.4
+- http-conduit           >=2.3   && <2.4
+- lens
+- monad-control          >=0.3   && <1.1
+- monad-logger           >=0.3   && <0.4
 - safe
+- shakespeare            >=2.0   && <2.1
+- template-haskell
+- text                   >=0.11  && <2.0
+- time
 - unordered-containers
-- containers
 - vector
-- time
-- case-insensitive
 - wai
-- foreign-store
+- wai-extra              >=3.0   && <3.1
+- wai-logger             >=2.2   && <2.4
+- warp                   >=3.0   && <3.3
+- yaml                   >=0.8   && <0.9
+- yesod                  >=1.6   && <1.7
+- yesod-core             >=1.6   && <1.7
+- yesod-form             >=1.6   && <1.7
+- yesod-static           >=1.6   && <1.7
 
 # The library contains all of our application code. The executable
 # defined below is just a thin wrapper.
@@ -74,6 +78,14 @@ executables:
     when:
     - condition: flag(library-only)
       buildable: false
+  bookme-authorize:
+    main: auth.hs
+    source-dirs: app
+    dependencies:
+      - bookme
+    when:
+      - condition: flag(library-only)
+        buildable: false
 
 # Test suite
 tests:

src/Settings/Auth.hs

+{-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE OverloadedStrings #-}
+{-|
+Module: Settings.Auth
+Description: TODO
+
+TODO
+-}
+module Settings.Auth
+  ( authorizeMain
+  ) where
+
+import Import
+
+authorizeMain :: IO ()
+authorizeMain =
+  putStrLn "Hello world"

stack.yaml

@@ -39,7 +39,14 @@ packages:
 - .
 # Dependency packages to be pulled from upstream that are not in the resolver
 # (e.g., acme-missiles-0.3)
-# extra-deps: []
+extra-deps:
+  - git: git@github.com:brendanhay/gogol.git
+    commit: 344c9f781560e1ed8395b17e370ba1b085f2edc2
+    subdirs:
+      - core
+      - gogol
+      - gogol-apps-calendar
+
 
 # Override default flag values for local packages and extra-deps
 # flags: {}
@@ -63,4 +70,4 @@ packages:
 # extra-lib-dirs: [/path/to/dir]
 #
 # Allow a newer minor version of GHC than the snapshot specifies
-# compiler-check: newer-minor
\ No newline at end of file
+# compiler-check: newer-minor