Provide def file for windows import lib

.github/workflows/sync-headers.yml

@@ -26,6 +26,7 @@ jobs:
           VERSION=${COMMIT_MESSAGE##* }
           echo $COMMIT_MESSAGE
           npm run --silent write-symbols
+          npm run --silent write-win32-def
           CHANGED_FILES=$(git diff --name-only)
           BRANCH_NAME="update-headers/${VERSION}"
           if [ -z "$CHANGED_FILES" ]; then

package.json

@@ -47,9 +47,9 @@
   },
   "scripts": {
     "update-headers": "node --no-warnings scripts/update-headers.js",
-    "write-symbols": "node --no-warnings scripts/write-symbols.js"
+    "write-symbols": "node --no-warnings scripts/write-symbols.js",
+    "write-win32-def": "node --no-warnings scripts/write-win32-def.js"
   },
   "version": "0.0.4",
   "support": true
 }
-

scripts/write-win32-def.js

@@ -0,0 +1,43 @@
+'use strict';
+
+const { resolve: resolvePath } = require('path');
+const { writeFile } = require('fs/promises');
+const { symbols } = require('..');
+
+function getNodeApiDef() {
+    const symbolsSet = new Set();
+    for (const ver of Object.values(symbols)) {
+        for (const sym of ver.node_api_symbols) {
+            symbolsSet.add(sym);
+        }
+        for (const sym of ver.js_native_api_symbols) {
+            symbolsSet.add(sym);
+        }
+    }
+    return 'NAME NODE.EXE\nEXPORTS\n' + Array.from(symbolsSet).join('\n');
+}
+
+function getJsNativeApiDef() {
+    const symbolsSet = new Set();
+    for (const ver of Object.values(symbols)) {
+        for (const sym of ver.js_native_api_symbols) {
+            symbolsSet.add(sym);
+        }
+    }
+    return 'NAME NODE.EXE\nEXPORTS\n' + Array.from(symbolsSet).join('\n');
+}
+
+async function main() {
+    const nodeApiDefPath = resolvePath(__dirname, '../node_api.def');
+    console.log(`Writing Windows .def file to ${nodeApiDefPath}`);
+    await writeFile(nodeApiDefPath, getNodeApiDef());
+
+    const jsNativeApiDefPath = resolvePath(__dirname, '../js_native_api.def');
+    console.log(`Writing Windows .def file to ${jsNativeApiDefPath}`);
+    await writeFile(jsNativeApiDefPath, getJsNativeApiDef());
+}
+
+main().catch(e => {
+    console.error(e);
+    process.exitCode = 1;
+});