firebase · Lyokone · Aug 6, 2026
@@ -22,6 +22,15 @@ permissions:
   contents: read
 
 jobs:
+  # analyze, format and test below are deliberately ungated: they are pure Dart
+  # and every change in the repo is in scope for them. Only the three jobs that
+  # build for a specific platform - the two Swift ones and the web example
+  # build - are platform-scoped.
+  changes:
+    uses: ./.github/workflows/reusable_repo_changes.yaml
+    with:
+      app-path: 'packages/*/*/example'
+
   # Home for every check that needs nothing but a bootstrapped workspace. The
   # pub dry run, the example `pub get` and the license-header check used to be
   # three separate jobs; each ran for a couple of minutes and paid a full
@@ -153,6 +162,8 @@ jobs:
           find packages -type d -name build -prune -exec rm -rf {} +
 
   build_examples_dart:
+    needs: changes
+    if: needs.changes.outputs.web == 'true'
     timeout-minutes: 30
     runs-on: ubuntu-latest
     steps:
@@ -174,6 +185,8 @@ jobs:
   # `swift-integration.dart` still builds both when no `--platform` is passed,
   # which is how it is run locally.
   swift-integration-ios:
+    needs: changes
+    if: needs.changes.outputs.ios == 'true'
     runs-on: macos-15
     timeout-minutes: 35
     env:
@@ -204,6 +217,8 @@ jobs:
           dart ./.github/workflows/scripts/swift-integration.dart --platform=ios $FLUTTER_DEPENDENCIES
 
   swift-integration-macos:
+    needs: changes
+    if: needs.changes.outputs.macos == 'true'
     runs-on: macos-15
     timeout-minutes: 35
     env:

@@ -72,14 +72,6 @@ jobs:
           sudo udevadm trigger --name-match=kvm
       - name: Gradle cache
         uses: gradle/actions/setup-gradle@90ddb51e90a5fd9ba75f40cf85156b7b41bf76a3
-      - name: Free Disk Space (Ubuntu)
-        uses: AdityaGarg8/remove-unwanted-software@90e01b21170618765a73370fcc3abbd1684a7793
-        with:
-          remove-dotnet: true
-          remove-haskell: true
-          remove-codeql: true
-          remove-docker-images: true
-          remove-large-packages: true
       - name: Prepare AVD home on /mnt
         run: |
           sudo mkdir -p /mnt/avd

@@ -69,7 +69,6 @@ jobs:
       package-path: 'packages/cloud_firestore/cloud_firestore'
       package-scope: 'cloud_firestore*'
       cache-key-suffix: 'firestore'
-      ios-free-up-space: true
       native-config-args: '--firestore-native'
       nightly_test_mode: ${{ inputs.nightly_test_mode == true }}
 

@@ -73,14 +73,6 @@ jobs:
           sudo udevadm trigger --name-match=kvm
       - name: Gradle cache
         uses: gradle/actions/setup-gradle@90ddb51e90a5fd9ba75f40cf85156b7b41bf76a3
-      - name: Free Disk Space (Ubuntu)
-        uses: AdityaGarg8/remove-unwanted-software@90e01b21170618765a73370fcc3abbd1684a7793
-        with:
-          remove-dotnet: true
-          remove-haskell: true
-          remove-codeql: true
-          remove-docker-images: true
-          remove-large-packages: true
       - name: Prepare AVD home on /mnt
         run: |
           sudo mkdir -p /mnt/avd

@@ -2,8 +2,12 @@ name: e2e-smoke
 
 # The `tests` app depends on every plugin in the repository at once. Its job is
 # to prove they still build and boot together, so unlike the per-package e2e
-# workflows this one is deliberately NOT path-scoped to a package: any change
-# that is not documentation can break the combined app.
+# workflows this one is deliberately NOT path-scoped to a package: a change to
+# any plugin can break the combined app.
+#
+# It is still scoped by *platform*, via reusable_repo_changes.yaml: an
+# Android-only change anywhere in the repo runs the android jobs and skips the
+# four platforms it cannot affect.
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}-smoke
@@ -38,7 +42,14 @@ on:
         default: false
 
 jobs:
+  changes:
+    uses: ./.github/workflows/reusable_repo_changes.yaml
+    with:
+      app-path: 'tests'
+
   android:
+    needs: changes
+    if: needs.changes.outputs.android == 'true'
     permissions:
       contents: read
     runs-on: ubuntu-latest
@@ -79,14 +90,6 @@ jobs:
           sudo udevadm trigger --name-match=kvm
       - name: Gradle cache
         uses: gradle/actions/setup-gradle@90ddb51e90a5fd9ba75f40cf85156b7b41bf76a3
-      - name: Free Disk Space (Ubuntu)
-        uses: AdityaGarg8/remove-unwanted-software@90e01b21170618765a73370fcc3abbd1684a7793
-        with:
-          remove-dotnet: true
-          remove-haskell: true
-          remove-codeql: true
-          remove-docker-images: true
-          remove-large-packages: true
       - name: Prepare AVD home on /mnt
         # GitHub-hosted runners mount a ~74GB volume at /mnt. Create it before AVD cache
         # restore and android-emulator-runner (avdmanager needs the space at create time).
@@ -177,6 +180,8 @@ jobs:
             ~/.android/adb*
 
   agp9-compatibility:
+    needs: changes
+    if: needs.changes.outputs.android == 'true'
     permissions:
       contents: read
     runs-on: ubuntu-latest
@@ -194,6 +199,8 @@ jobs:
         run: bash ./.github/workflows/scripts/agp9-compatibility.sh
 
   ios:
+    needs: changes
+    if: needs.changes.outputs.ios == 'true'
     permissions:
       contents: read
     runs-on: macos-15
@@ -245,20 +252,6 @@ jobs:
           restore-keys: firebase-emulators-v5-
       - name: Generate dummy Firebase configs
         run: dart ./.github/workflows/scripts/generate-dummy-firebase-configs.dart
-      - name: 'Free up space'
-        run: |
-          sudo rm -rf \
-            /usr/local/share/.cache \
-            /opt/microsoft/msedge \
-            /opt/microsoft/powershell \
-            /opt/pipx \
-            /usr/lib/mono \
-            /usr/local/julia* \
-            /usr/local/lib/android \
-            /usr/local/share/chromium \
-            /usr/local/share/powershell \
-            /usr/share/dotnet
-          df -h /
       - name: 'Build Application'
         working-directory: tests
         timeout-minutes: 25
@@ -329,6 +322,8 @@ jobs:
           path: tests/ios/Pods
 
   macos:
+    needs: changes
+    if: needs.changes.outputs.macos == 'true'
     permissions:
       contents: read
     runs-on: macos-15
@@ -462,6 +457,8 @@ jobs:
           path: tests/macos/Pods
 
   web:
+    needs: changes
+    if: needs.changes.outputs.web == 'true'
     permissions:
       contents: read
     runs-on: ubuntu-latest
@@ -536,6 +533,8 @@ jobs:
           path: ~/.cache/firebase/emulators
 
   web-wasm:
+    needs: changes
+    if: needs.changes.outputs.web == 'true'
     permissions:
       contents: read
     runs-on: ubuntu-latest
@@ -615,6 +614,8 @@ jobs:
           path: ~/.cache/firebase/emulators
 
   windows:
+    needs: changes
+    if: needs.changes.outputs.windows == 'true'
     permissions:
       contents: read
     runs-on: windows-latest

@@ -166,14 +166,6 @@ jobs:
           sudo udevadm trigger --name-match=kvm
       - name: Gradle cache
         uses: gradle/actions/setup-gradle@90ddb51e90a5fd9ba75f40cf85156b7b41bf76a3
-      - name: Free Disk Space (Ubuntu)
-        uses: AdityaGarg8/remove-unwanted-software@90e01b21170618765a73370fcc3abbd1684a7793
-        with:
-          remove-dotnet: true
-          remove-haskell: true
-          remove-codeql: true
-          remove-docker-images: true
-          remove-large-packages: true
       - name: Prepare AVD home on /mnt
         # GitHub-hosted runners mount a ~74GB volume at /mnt. Create it before AVD cache
         # restore and android-emulator-runner (avdmanager needs the space at create time).

@@ -87,12 +87,6 @@ on:
           covered either way.
         type: boolean
         default: true
-      ios-free-up-space:
-        description: >-
-          Runs the aggressive `rm -rf` of preinstalled toolchains before the iOS
-          build. Only cloud_firestore needs it (its build fills the runner disk).
-        type: boolean
-        default: false
       nightly_test_mode:
         description: >-
           Passed down from nightly.yaml. Shortens the job timeout to 5 minutes.
@@ -207,21 +201,6 @@ jobs:
         run: |
           # shellcheck disable=SC2086 # an argument list: word-splitting is the point
           dart ./.github/workflows/scripts/generate-dummy-firebase-configs.dart $NATIVE_CONFIG_ARGS
-      - name: 'Free up space'
-        if: inputs.ios-free-up-space
-        run: |
-          sudo rm -rf \
-            /usr/local/share/.cache \
-            /opt/microsoft/msedge \
-            /opt/microsoft/powershell \
-            /opt/pipx \
-            /usr/lib/mono \
-            /usr/local/julia* \
-            /usr/local/lib/android \
-            /usr/local/share/chromium \
-            /usr/local/share/powershell \
-            /usr/share/dotnet
-          df -h /
       - name: Prepare iOS project for Swift Package Manager
         # Done here rather than in the repository: the committed Podfile is what
         # CocoaPods users of the example rely on, and `flutter build` prefers

@@ -0,0 +1,114 @@
+name: reusable-repo-changes
+
+# Repo-wide sibling of reusable_e2e_changes.yaml.
+#
+# That one scopes every filter to a single package, because each
+# `e2e_tests_<product>.yaml` tests one plugin. The callers here - the smoke
+# suite and all_plugins - build apps that depend on every plugin at once, so
+# their filters have to span all packages instead: a Kotlin-only change in any
+# plugin should still skip the iOS, macOS, web and Windows jobs.
+#
+# `app-path` is the app the caller builds and drives: `tests` for the smoke
+# suite, `packages/*/*/example` for all_plugins. It is a glob, not a literal
+# path, so one input covers both the single app and the per-package examples.
+#
+# Non-PR events (push to main, the nightly workflow_call) always run
+# everything: the filter step is skipped and its empty outputs fall back to
+# 'true' below. Same contract as reusable_e2e_changes.yaml.
+
+on:
+  workflow_call:
+    inputs:
+      app-path:
+        description: >-
+          Glob for the app(s) the caller builds, without a trailing slash, e.g.
+          'tests' or 'packages/*/*/example'. Its per-platform subdirectory
+          (`<app-path>/ios/**`) gates that platform; its Dart
+          (`<app-path>/lib/**`) is shared across all of them.
+        type: string
+        required: true
+    outputs:
+      android:
+        description: 'true when the diff can affect the Android build or tests.'
+        value: ${{ jobs.changes.outputs.android }}
+      ios:
+        description: 'true when the diff can affect the iOS build or tests.'
+        value: ${{ jobs.changes.outputs.ios }}
+      macos:
+        description: 'true when the diff can affect the macOS build or tests.'
+        value: ${{ jobs.changes.outputs.macos }}
+      web:
+        description: 'true when the diff can affect the web (JS or wasm) build or tests.'
+        value: ${{ jobs.changes.outputs.web }}
+      windows:
+        description: 'true when the diff can affect the Windows build or tests.'
+        value: ${{ jobs.changes.outputs.windows }}
+
+permissions:
+  contents: read
+
+jobs:
+  changes:
+    permissions:
+      contents: read
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    outputs:
+      android: ${{ steps.filter.outputs.android || 'true' }}
+      ios: ${{ steps.filter.outputs.ios || 'true' }}
+      macos: ${{ steps.filter.outputs.macos || 'true' }}
+      web: ${{ steps.filter.outputs.web || 'true' }}
+      windows: ${{ steps.filter.outputs.windows || 'true' }}
+    steps:
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
+        if: github.event_name == 'pull_request'
+      - uses: dorny/paths-filter@d1c1ffe0248fe513906c8e24db8ea791d46f8590
+        if: github.event_name == 'pull_request'
+        id: filter
+        with:
+          # `packages/*/*` is every plugin package - main, platform interface
+          # and web implementation alike. `packages/_flutterfire_internals` is
+          # the one package that sits a level higher, so it needs its own entry.
+          #
+          # Any change under `.github/workflows` runs everything. The filters
+          # here decide what CI skips, so a change to how CI works must not be
+          # able to skip its own validation.
+          #
+          # Dart is shared: a change to `<plugin>_web/lib` runs the native jobs
+          # too, even though only web consumes it. Erring towards running an
+          # extra job beats needing a glob that can express "every package
+          # except the web ones".
+          filters: |
+            shared: &shared
+              - 'packages/*/*/lib/**'
+              - 'packages/*/*/pubspec.yaml'
+              - 'packages/_flutterfire_internals/**'
+              - '${{ inputs.app-path }}/lib/**'
+              - '${{ inputs.app-path }}/pubspec.yaml'
+              - '${{ inputs.app-path }}/integration_test/**'
+              - '${{ inputs.app-path }}/test_driver/**'
+              - '.github/workflows/**'
+              - '.github/actions/**'
+              - 'scripts/**'
+              - 'pubspec.yaml'
+            android:
+              - *shared
+              - 'packages/*/*/android/**'
+              - '${{ inputs.app-path }}/android/**'
+            ios:
+              - *shared
+              - 'packages/*/*/ios/**'
+              - 'packages/*/*/darwin/**'
+              - '${{ inputs.app-path }}/ios/**'
+            macos:
+              - *shared
+              - 'packages/*/*/macos/**'
+              - 'packages/*/*/darwin/**'
+              - '${{ inputs.app-path }}/macos/**'
+            web:
+              - *shared
+              - '${{ inputs.app-path }}/web/**'
+            windows:
+              - *shared
+              - 'packages/*/*/windows/**'
+              - '${{ inputs.app-path }}/windows/**'