Merge pull request #2762 from Shopify/emily/cpp

Test support for C++

.github/workflows/cpp-bindings.yml

@@ -0,0 +1,33 @@
+name: C++ bindings
+
+on:
+  push:
+    paths:
+      - ".github/workflows/cpp-bindings.yml"
+      - "include/"
+      - "src/"
+      - "cpp/"
+      - "*akefile*"
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  test:
+    name: test
+    strategy:
+      fail-fast: false
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: head
+          bundler-cache: true
+      - name: Compile prism
+        run: bundle exec rake compile
+      - name: Compile C++
+        run: g++ -o ./cpp_test cpp/test.cpp build/static/*.o build/static/util/*.o -Iinclude
+      - name: Run C++
+        run: ./cpp_test

cpp/test.cpp

@@ -0,0 +1,24 @@
+extern "C" {
+    #include "prism.h"
+}
+
+#include <iostream>
+
+int main() {
+    pm_parser_t parser;
+    pm_parser_init(&parser, reinterpret_cast<const uint8_t *>("1 + 2"), 5, NULL);
+
+    pm_node_t *root = pm_parse(&parser);
+    pm_buffer_t buffer = { 0 };
+
+    pm_prettyprint(&buffer, &parser, root);
+    pm_buffer_append_byte(&buffer, '\0');
+
+    std::cout << buffer.value << std::endl;
+
+    pm_buffer_free(&buffer);
+    pm_node_destroy(&parser, root);
+    pm_parser_free(&parser);
+
+    return 0;
+}

rakelib/check_manifest.rake

@@ -13,6 +13,7 @@ task check_manifest: :templates do
     autom4te.cache
     bin
     build
+    cpp
     doc
     fuzz
     gemfiles