From 4ee46dc4cdecdac0df5f9c717a63c36876ad2c32 Mon Sep 17 00:00:00 2001
From: Leonid Pospelov <leonidpospelov.dev@gmail.com>
Date: Fri, 17 Mar 2023 22:50:26 +0600
Subject: [PATCH] add .def file gen

---
 .github/workflows/sync-headers.yml |  1 +
 package.json                       |  4 +--
 scripts/write-win32-def.js         | 43 ++++++++++++++++++++++++++++++
 3 files changed, 46 insertions(+), 2 deletions(-)
 create mode 100644 scripts/write-win32-def.js

diff --git a/.github/workflows/sync-headers.yml b/.github/workflows/sync-headers.yml
index 5a9459f..e8683c9 100644
--- a/.github/workflows/sync-headers.yml
+++ b/.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
diff --git a/package.json b/package.json
index 61d6b12..772a91a 100644
--- a/package.json
+++ b/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
 }
-
diff --git a/scripts/write-win32-def.js b/scripts/write-win32-def.js
new file mode 100644
index 0000000..5a8bc54
--- /dev/null
+++ b/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;
+});