fix: checkNpmPackageInstalled not working in bun as npm (#13)

Author: afc163

src/index.ts

@@ -1,17 +1,16 @@
-import { exec, execSync } from 'child_process';
+import { execSync } from 'child_process';
 import type { IApi } from 'father';
 import fs from 'fs-extra';
 import path from 'path';
 
 const cwd = process.cwd();
 
-// 检查是否已安装 npm 包
-function checkNpmPackageInstalled(packageName: string) {
-  return new Promise((resolve) => {
-    exec(`npm list --depth=0 ${packageName}`, (error: Error) => {
-      resolve(!error);
-    });
-  });
+// 检查 package.json 中是否有指定的 npm 包依赖
+function checkNpmPackageDependency(packageJson: any, packageName: string) {
+  return !!(
+    (packageJson.dependencies && packageJson.dependencies[packageName]) ||
+    (packageJson.devDependencies && packageJson.devDependencies[packageName])
+  );
 }
 
 export default (api: IApi) => {
@@ -23,16 +22,18 @@ export default (api: IApi) => {
 
     // Break if current project not install `@rc-component/np`
     const packageJson = await fs.readJson(path.join(cwd, 'package.json'));
-    if (!packageJson.devDependencies['@rc-component/np']) {
+
+    // Break if current project not install `@rc-component/np`
+    if (!checkNpmPackageDependency(packageJson, '@rc-component/np')) {
       console.log('Please install `@rc-component/np` instead of `np`.');
       process.exit(1);
     }
 
     const inputFolder =
       api?.config?.esm?.input || api?.config?.esm?.input || 'src/';
 
-    const isInstalled = await checkNpmPackageInstalled('eslint');
-    if (isInstalled) {
+    const isEslintInstalled = checkNpmPackageDependency(packageJson, 'eslint');
+    if (isEslintInstalled) {
       execSync(
         // Requires compatibility with Windows environment
         `npx eslint ${inputFolder} --ext .tsx,.ts --rule "@typescript-eslint/consistent-type-exports: error"`,