ci: add nightly version to cabal file

.circleci/config.yml

@@ -164,6 +164,14 @@ jobs:
           command: |
             nix-env -iA cachix -f https://cachix.org/api/v1/install
             cachix use postgrest
+      - run:
+          name: Change postgrest.cabal if nightly
+          command: |
+            if test "$CIRCLE_TAG" = "nightly"
+            then
+              cabal_nightly_version=$(git show -s --format='%cd' --date='format:%Y%m%d')
+              sed -i "s/^version:.*/version:$cabal_nightly_version/" postgrest.cabal
+            fi
       - run:
           name: Build all derivations from default.nix and push results to Cachix
           command: |

.cirrus.yml

@@ -29,6 +29,12 @@ build_task:
 
   build_script:
     - cabal v2-update
+    - |
+      if test "$CIRRUS_TAG" = "nightly"
+      then
+        cabal_nightly_version=$(git show -s --format='%cd' --date='format:%Y%m%d')
+        sed -i '' "s/^version:.*/version:$cabal_nightly_version/" postgrest.cabal
+      fi
     - cabal v2-build
 
   publish_script:

.travis.yml

@@ -38,6 +38,12 @@ jobs:
             rm ghr.zip
           fi
       script:
+        - |
+          if test "$TRAVIS_TAG" = "nightly"
+          then
+            cabal_nightly_version=$(git show -s --format='%cd' --date='format:%Y%m%d')
+            sed -i '' "s/^version:.*/version:$cabal_nightly_version/" postgrest.cabal
+          fi
         ## Building the whole project can take longer than 50 minutes. Since Travis has a global timeout of 50 minutes
         ## we compile for 30 minutes tops(`gtimeout 1800`) and quit compiling with no error.
         ## Since we CACHE the compile results we can continue compiling from where we left off

appveyor.yml

@@ -23,6 +23,8 @@ install:
 - go get -u github.com/tcnksm/ghr
 
 build_script:
+- ps: $env:cabal_nightly_version=(git show -s --format='%cd' --date='format:%Y%m%d')
+- IF "%APPVEYOR_REPO_TAG_NAME%"=="nightly" bash -lc "sed -i -r \"s/^(version:\s+)\S+$/\1$cabal_nightly_version/\" postgrest.cabal"
 - stack setup --no-terminal > nul
 # Appveyor has a timeout of 60 mins, building can take longer, limit the time and make sure this succeeds,
 # previous work will get cached and finish on next commit