P2728R7

.clang-format

@@ -0,0 +1,22 @@
+BasedOnStyle: WebKit
+ColumnLimit: 90
+AlwaysBreakTemplateDeclarations: Yes
+AlignAfterOpenBracket: Align
+AllowShortFunctionsOnASingleLine: Empty
+BreakConstructorInitializers: BeforeColon
+PackConstructorInitializers: Never
+Cpp11BracedListStyle: True
+SpaceBeforeCpp11BracedList: False
+BreakBeforeBraces: Custom
+BraceWrapping:
+    AfterFunction: False
+AllowShortEnumsOnASingleLine: False
+BreakStringLiterals: False
+AlwaysBreakAfterReturnType: None
+PenaltyReturnTypeOnItsOwnLine: 200
+ContinuationIndentWidth: 4
+IndentWidth: 2
+BreakBeforeBinaryOperators: None
+IndentAccessModifiers: False
+AccessModifierOffset: -2
+ReflowComments: false

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  gcc-linux:
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/ednolan/ubuntu24.10_gcc14.2.0
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - name: Run
+        run: |
+          ./ci.sh -DCMAKE_CXX_FLAGS='-fsanitize=address -fsanitize=undefined -fsanitize-undefined-trap-on-error -coverage'
+      - name: Paper
+        run: |
+          cmake --build ./build -t p2728
+      - name: Coverage
+        run: |
+          lcov --directory ./build --capture --output-file ./build/coverage_all.info
+          lcov --remove ./build/coverage_all.info -o ./build/coverage.info '/usr/include/*' "$PWD/src/UtfView/tests/*" "$PWD/deps/*"
+      - name: Coveralls
+        uses: coverallsapp/github-action@master
+        with:
+          path-to-lcov: ${{runner.workspace}}/UtfView/build/coverage.info
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+  clang-linux:
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/ednolan/ubuntu24.10_clang19.1.0rc3
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - name: Run
+        run: |
+          ./ci.sh -DCMAKE_CXX_FLAGS='-fsanitize=address -fsanitize=undefined -fsanitize-undefined-trap-on-error -stdlib=libc++'
+  msvc-windows:
+    runs-on: windows-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - name: Run
+        shell: bash
+        run: |
+          ./ci.sh

.gitignore

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+build/

.gitmodules

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+[submodule "deps/stl_interfaces"]
+	path = deps/stl_interfaces
+	url = https://github.com/ednolan/stl_interfaces.git
+[submodule "deps/assert"]
+	path = deps/assert
+	url = https://github.com/boostorg/assert.git
+[submodule "deps/config"]
+	path = deps/config
+	url = https://github.com/boostorg/config.git
+[submodule "deps/wg21"]
+	path = deps/wg21
+	url = https://github.com/mpark/wg21.git

CMakeLists.txt

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+# SPDX-License-Identifier: GPL-3.0-only
+
+cmake_minimum_required(VERSION 3.27)
+project(utfview CXX)
+
+if (BUILD_TESTING)
+  include(CTest)
+endif()
+
+if (NOT TARGET boost_config)
+  add_subdirectory(deps/config)
+endif()
+
+if (NOT TARGET boost_assert)
+  add_subdirectory(deps/assert)
+endif()
+
+if (NOT TARGET boost_stl_interfaces)
+  add_definitions(-DBOOST_STL_INTERFACES_ENABLE_DEDUCED_THIS)
+  add_subdirectory(deps/stl_interfaces)
+else()
+  message(FATAL_ERROR "Conflicting dependency: boost_stl_interfaces already exists, but we need our own fork")
+endif()
+
+add_subdirectory(src/UtfView)
+
+add_subdirectory(paper)