CI: Build, Lint and test

.github/actions/cache/action.yml

@@ -0,0 +1,22 @@
+name: 'Cache'
+description: 'Cache for CI'
+runs:
+  using: "composite"
+  steps:
+    - uses: actions/cache@v3
+      name: Cache ~/.stack
+      with:
+        path: ~/.stack
+        key: stack-global
+        restore-keys: |
+          stack-global
+    - uses: actions/cache@v3
+      name: Cache .stack-work
+      with:
+        path: ./.stack-work
+        key: stack-work
+        restore-keys: |
+          stack-work
+    - name: Install Stack
+      shell: bash
+      run: curl -sSL https://get.haskellstack.org/ | sh -s - -f

.github/workflows/CI.yml

@@ -0,0 +1,87 @@
+name: "CI for haskell-ffprobe"
+on:
+  pull_request:
+    branches: [ main ]
+  push:
+    branches: [ main ]
+  release:
+    types: [ published ]
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  Changes:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+    outputs:
+      sources: ${{ steps.filter.outputs.sources }}
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+      - uses: dorny/paths-filter@v3
+        id: filter
+        with:
+          filters: |
+            sources:
+              - 'src/**'
+              - 'test/**.hs'
+              - '.github/workflows/CI.yml'
+  Build:
+    needs: changes
+    if: ${{ needs.changes.outputs.sources == 'true' }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+      - name: Setup GHC
+        uses: ./.github/actions/cache
+      - name: Build
+        run: stack build
+  Format:
+    if: ${{ needs.changes.outputs.sources == 'true' }}
+    runs-on: ubuntu-latest
+    needs: [ Build ]
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+      - name: Setup GHC
+        uses: ./.github/actions/cache
+      - uses: haskell-actions/run-fourmolu@v9
+        with:
+          version: "0.14.0.0"
+          pattern: |
+            ./src/**/*.hs
+            ./test/**/*.hs
+          follow-symbolic-links: false
+  Lint:
+    if: ${{ needs.changes.outputs.sources == 'true' }}
+    runs-on: ubuntu-latest
+    needs: [ Build ]
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+      - name: Setup GHC
+        uses: ./.github/actions/cache
+      - name: 'Set up HLint'
+        uses: rwe/actions-hlint-setup@v1
+        with:
+          version: '3.5'
+      - name: 'Run HLint'
+        uses: rwe/actions-hlint-run@v2
+        with:
+          path: '["./src/", "./test/"]'
+          fail-on: warning
+  Tests:
+    runs-on: ubuntu-latest
+    needs: [ Build ]
+    if: ${{ needs.changes.outputs.sources == 'true' }}
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+      - name: Setup GHC
+        uses: ./.github/actions/cache
+      - name: Run unit tests
+        run: stack test

test/FFProbe/Data/TestChapter.hs

@@ -13,7 +13,7 @@ specs = describe "Chapter Parsing" $ do
         shouldBeRight
             (eitherDecodeStrict rawJson)
             ( \chapter -> do
-                id chapter `shouldBe` 8
+                FFProbe.Data.Chapter.id chapter `shouldBe` 8
                 timeBase chapter `shouldBe` "1/1000000000"
                 startTime chapter `shouldBe` 0.0
                 endTime chapter `shouldBe` 117.56