First upload version 0.0.1

node_modules/node-api-headers/lib/clang-utils.js

@@ -0,0 +1,50 @@
+'use strict';
+
+const { spawn } = require('child_process');
+
+/**
+ * @param {Array<string>} [args]
+ * @returns {Promise<{exitCode: number | null, stdout: string, stderr: string}>}
+ */
+async function runClang(args = []) {
+    try {
+        const { exitCode, stdout, stderr } = await new Promise((resolve, reject) => {
+            const spawned = spawn('clang',
+                ['-Xclang', ...args]
+            );
+
+            let stdout = '';
+            let stderr = '';
+
+            spawned.stdout?.on('data', (data) => {
+                stdout += data.toString('utf-8');
+            });
+            spawned.stderr?.on('data', (data) => {
+                stderr += data.toString('utf-8');
+            });
+
+            spawned.on('exit', function (exitCode) {
+                resolve({ exitCode, stdout, stderr });
+            });
+
+            spawned.on('error', function (err) {
+                reject(err);
+            });
+        });
+
+        if (exitCode !== 0) {
+            throw new Error(`clang exited with non-zero exit code ${exitCode}. stderr: ${stderr ? stderr : '<empty>'}`);
+        }
+
+        return { exitCode, stdout, stderr };
+    } catch (err) {
+        if (err.code === 'ENOENT') {
+            throw new Error('This tool requires clang to be installed.');
+        }
+        throw err;
+    }
+}
+
+module.exports = {
+    runClang
+};