Prepare for publishing

.github/workflows/dart.yml

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+# This file is part of ICU4X. For terms of use, please see the file
+# called LICENSE at the top level of the ICU4X source tree
+# (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
+
+name: package:icu4x
+permissions:
+  pull-requests: read # Changed to read, as we are only reading labels
+  contents: read # Added for checkout action
+
+on:
+  pull_request:
+    branches: [main]
+    types: [opened, synchronize, reopened, labeled, unlabeled]
+    paths:
+      - ".github/workflows/dart.yml"
+      - "ffi/dart/**"
+      - "ffi/capi/bindings/dart/**"
+  push:
+    branches: [main]
+    paths:
+      - ".github/workflows/dart.yml"
+      - "ffi/dart/**"
+      - "ffi/capi/bindings/dart/**"
+  schedule:
+    - cron: "0 0 * * 0" # weekly
+
+jobs:
+  # This job will determine if the 'skip-fetch' tag is present
+  check_skip_fetch:
+    runs-on: ubuntu-latest
+    outputs:
+      skip_fetch: ${{ steps.get-labels.outputs.skip_fetch }}
+    permissions:
+      pull-requests: read
+    if: github.event_name == 'pull_request'
+    steps:
+      - name: Get PR Labels
+        id: get-labels
+        run: |
+          labels="$(gh api repos/$OWNER/$REPO_NAME/pulls/$PULL_REQUEST_NUMBER --jq '.labels.[].name')"
+          echo "Found labels: $labels"
+          if echo "$labels" | grep -q "skip-fetch"; then
+            echo "skip_fetch=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "skip_fetch=false" >> "$GITHUB_OUTPUT"
+          fi
+        shell: bash
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          OWNER: ${{ github.repository_owner }}
+          REPO_NAME: ${{ github.event.repository.name }}
+          PULL_REQUEST_NUMBER: ${{ github.event.pull_request.number }}
+
+  build_checkout:
+    runs-on: ${{ matrix.os }}
+
+    defaults:
+      run:
+        working-directory: ffi/dart
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    steps:
+      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9
+        with:
+          submodules: true
+
+      - uses: dart-lang/setup-dart@e51d8e571e22473a2ddebf0ef8a2123f0ab2c02c
+        with:
+          sdk: main
+
+      - name: Install Rust toolchains
+        run: |
+          rustup toolchain install stable
+          rustup toolchain install nightly
+
+      - name: Show the selected Rust toolchain
+        run: rustup show
+
+      - name: Set up toolchain for Linux
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          rustup component add rust-src --toolchain nightly-x86_64-unknown-linux-gnu
+
+      - name: Set up toolchain for Mac
+        if: matrix.os == 'macos-latest'
+        run: |
+          rustup component add rust-src --toolchain nightly-aarch64-apple-darwin
+
+      - name: Set up toolchain for Windows
+        if: matrix.os == 'windows-latest'
+        run: |
+          rustup component add rust-src --toolchain nightly-x86_64-pc-windows-msvc
+
+      - run: dart pub get
+
+      - run: dart tool/write_option_file.dart pubspec.yaml checkout $(realpath ${{ github.workspace }})
+        if: matrix.os == 'ubuntu-latest'
+
+      - run: dart tool/write_option_file.dart pubspec.yaml checkout $(realpath ${{ github.workspace }})
+        if: matrix.os == 'macos-latest'
+
+      - run: dart tool/write_option_file.dart pubspec.yaml checkout (Get-Item  ${{ github.workspace }}).FullName -replace '/', '\'
+        if: matrix.os == 'windows-latest'
+
+      - run: dart analyze --fatal-infos
+
+      - run: dart format --output=none --set-exit-if-changed .
+
+      - run: dart test
+
+      - run: dart pub get
+        working-directory: examples/dart
+
+      - run: dart tool/write_option_file.dart ../../examples/dart/pubspec.yaml checkout $(realpath ${{ github.workspace }})
+        if: matrix.os == 'ubuntu-latest'
+
+      - run: dart tool/write_option_file.dart ../../examples/dart/pubspec.yaml checkout $(realpath ${{ github.workspace }})
+        if: matrix.os == 'macos-latest'
+
+      - run: dart tool/write_option_file.dart ../../examples/dart/pubspec.yaml checkout (Get-Item  ${{ github.workspace }}).FullName -replace '/', '\'
+        if: matrix.os == 'windows-latest'
+
+      - run: dart --enable-experiment=record-use build cli bin/example.dart
+        working-directory: examples/dart
+
+      - run: tree . -a
+        if: matrix.os == 'ubuntu-latest'
+
+      - name: Run example (Linux)
+        working-directory: examples/dart
+        if: matrix.os == 'ubuntu-latest'
+        run: ./build/cli/linux_x64/bundle/bin/example
+
+      - name: Print file size and check limit for example (Linux)
+        working-directory: examples/dart
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          FILE_PATH="build/cli/linux_x64/bundle/lib/libicu4x.so"
+          FILE_SIZE=$(stat -c %s "$FILE_PATH")
+          echo "Linux executable size: $FILE_SIZE bytes"
+          if [ "$FILE_SIZE" -gt 10485760 ]; then
+            echo "Error: Linux executable size ($FILE_SIZE bytes) exceeds 10MB limit (10485760 bytes)."
+            exit 1
+          fi
+
+      - name: Run example (Mac)
+        working-directory: examples/dart
+        if: matrix.os == 'macos-latest'
+        run: ./build/cli/macos_arm64/bundle/bin/example
+      - name: Print file size and check limit for example (Mac)
+        working-directory: examples/dart
+        # skip until https://github.com/dart-lang/i18n/issues/989 issue is resolved
+        if: matrix.os == 'macos-latest' && false 
+        run: |
+          FILE_PATH="build/cli/macos_arm64/bundle/lib/libicu4x.dylib"
+          FILE_SIZE=$(stat -f %z "$FILE_PATH")
+          echo "macOS executable size: $FILE_SIZE bytes"
+          if [ "$FILE_SIZE" -gt 10485760 ]; then
+            echo "Error: macOS executable size ($FILE_SIZE bytes) exceeds 10MB limit (10485760 bytes)."
+            exit 1
+          fi
+
+      - name: Run example (Windows)
+        working-directory: examples/dart
+        if: matrix.os == 'windows-latest'
+        run: .\build\cli\windows_x64\bundle\bin\example.exe
+      - name: Print file size and check limit for example (Windows)
+        working-directory: examples/dart
+        if: matrix.os == 'windows-latest'
+        run: |
+          $filePath = ".\build\cli\windows_x64\bundle\lib\icu4x.dll"
+          $fileSize = (Get-Item $filePath).Length
+          Write-Host "Windows executable size: $fileSize bytes"
+          if ($fileSize -gt 10485760) {
+            Write-Host "Error: Windows executable size ($fileSize bytes) exceeds 10MB limit (10485760 bytes)."
+            exit 1
+          }
+
+  build_fetch:
+    runs-on: ${{ matrix.os }}
+    needs: [check_skip_fetch]
+    # Only run if not PR, or if PR and skip_fetch is false
+    # TODO: Uncomment this after releasing artifacts.
+    # if: github.event_name != 'pull_request' || needs.check_skip_fetch.outputs.skip_fetch == 'false'
+    if: false
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    defaults:
+      run:
+        working-directory: ffi/dart
+
+    steps:
+      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9
+        with:
+          submodules: true
+
+      - uses: dart-lang/setup-dart@e51d8e571e22473a2ddebf0ef8a2123f0ab2c02c
+        with:
+          sdk: main
+
+      - run: dart pub get
+
+      - run: |
+          dart tool/write_option_file.dart pubspec.yaml fetch
+          dart tool/write_option_file.dart ../../examples/dart/pubspec.yaml fetch
+
+      - run: dart test
+
+      - run: dart pub get
+        working-directory: examples/dart
+
+      - run: dart --enable-experiment=record-use build cli bin/example.dart
+        working-directory: examples/dart
+
+      - name: Run example (Linux)
+        working-directory: examples/dart
+        if: matrix.os == 'ubuntu-latest'
+        run: ./build/cli/linux_x64/bundle/bin/example
+
+      - name: Print file size and check limit for example (Linux)
+        working-directory: examples/dart
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          FILE_PATH="build/cli/linux_x64/bundle/lib/libicu4x.so"
+          FILE_SIZE=$(stat -c %s "$FILE_PATH")
+          echo "Linux executable size: $FILE_SIZE bytes"
+          if [ "$FILE_SIZE" -gt 10485760 ]; then
+            echo "Error: Linux executable size ($FILE_SIZE bytes) exceeds 10MB limit (10485760 bytes)."
+            exit 1
+          fi
+
+      - name: Run example (Mac)
+        working-directory: examples/dart
+        if: matrix.os == 'macos-latest'
+        run: ./build/cli/macos_arm64/bundle/bin/example
+
+      - name: Print file size and check limit for example (Mac)
+        working-directory: examples/dart
+        # skip until https://github.com/dart-lang/i18n/issues/989 issue is resolved
+        if: matrix.os == 'macos-latest' && false
+        run: |
+          FILE_PATH="build/cli/macos_arm64/bundle/lib/example"
+          FILE_SIZE=$(stat -f %z "$FILE_PATH")
+          echo "macOS executable size: $FILE_SIZE bytes"
+          if [ "$FILE_SIZE" -gt 10485760 ]; then
+            echo "Error: macOS executable size ($FILE_SIZE bytes) exceeds 10MB limit (10485760 bytes)."
+            exit 1
+          fi
+
+      - name: Run example (Windows)
+        working-directory: examples/dart
+        if: matrix.os == 'windows-latest'
+        run: .\build\cli\windows_x64\bundle\bin\example.exe
+
+      - name: Print file size and check limit for example (Windows)
+        working-directory: examples/dart
+        if: matrix.os == 'windows-latest'
+        run: |
+          $filePath = ".\build\cli\windows_x64\bundle\lib\icu4x.dll"
+          $fileSize = (Get-Item $filePath).Length
+          Write-Host "Windows executable size: $fileSize bytes"
+          if ($fileSize -gt 10485760) {
+            Write-Host "Error: Windows executable size ($fileSize bytes) exceeds 10MB limit (10485760 bytes)."
+            exit 1
+          }
+
+  build_local:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9
+        with:
+          submodules: true
+
+      - name: Install Rust toolchains
+        run: |
+          rustup toolchain install stable
+          rustup toolchain install nightly
+
+      - name: Show the selected Rust toolchain
+        run: rustup show
+
+      - uses: dart-lang/setup-dart@e51d8e571e22473a2ddebf0ef8a2123f0ab2c02c
+        with:
+          sdk: main
+
+      - name: Prep build
+        run: |
+          (cd ffi/dart && dart pub get)
+
+      - name: Build Linux
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          rustup component add rust-src --toolchain nightly-x86_64-unknown-linux-gnu
+
+          dart ffi/dart/lib/src/hook_helpers/build_libs.dart --working_directory . --file bin/linux_x64 --os linux --architecture x64 --compile_type dynamic --cargo_features collator,datetime,list,decimal,plurals,casemap,experimental,default,compiled_data
+
+      - name: Build Mac
+        if: matrix.os == 'macos-latest'
+        run: |
+          rustup component add rust-src --toolchain nightly-aarch64-apple-darwin
+
+          dart ffi/dart/lib/src/hook_helpers/build_libs.dart --working_directory . --file bin/macos_arm64 --os macos --architecture arm64 --compile_type dynamic --cargo_features collator,datetime,list,decimal,plurals,casemap,experimental,default,compiled_data
+
+      - name: Build Windows
+        if: matrix.os == 'windows-latest'
+        run: |
+          rustup component add rust-src --toolchain nightly-x86_64-pc-windows-msvc
+
+          dart ffi/dart/lib/src/hook_helpers/build_libs.dart --working_directory . --file bin/windows_x64 --os windows --architecture x64 --compile_type dynamic --cargo_features collator,datetime,list,decimal,plurals,casemap,experimental,default,compiled_data
+
+      - name: Run `dart pub get`
+        run: |
+          cd ffi/dart
+          dart pub get
+
+      - run: dart ffi/dart/tool/write_option_file.dart ffi/dart/pubspec.yaml local $(realpath bin/linux_x64)
+        if: matrix.os == 'ubuntu-latest'
+
+      - run: dart ffi/dart/tool/write_option_file.dart ffi/dart/pubspec.yaml local $(realpath bin/macos_arm64)
+        if: matrix.os == 'macos-latest'
+
+      - run: dart ffi/dart/tool/write_option_file.dart ffi/dart/pubspec.yaml local (Get-Item bin\windows_x64).FullName -replace '/', '\'
+        if: matrix.os == 'windows-latest'
+
+      - run: echo $LOCAL_ICU4X_BINARY
+
+      - name: Display structure of downloaded files
+        run: ls -R
+
+      - name: Run `dart test`
+        run: |
+          cd ffi/dart
+          dart test
+
+      - run: dart pub get
+        working-directory: examples/dart
+
+      - run: dart --enable-experiment=record-use build cli
+        working-directory: examples/dart