Automatically strip dangling commas in templated JSON files

Author: skirtles-code

src/index.ts

@@ -380,7 +380,12 @@ function copyFiles(templateFile: string, config: Config) {
   if (filename.endsWith('.ejs')) {
     const template = fs.readFileSync(templatePath, 'utf-8')
     const target = targetPath.replace(/\.ejs$/, '')
-    const content = ejs.render(template, { config })
+    let content = ejs.render(template, { config })
+
+    if (target.endsWith('.json')) {
+      // Remove trailing commas
+      content = content.replace(/,(\s*)([}\]])/g, '$1$2')
+    }
 
     fs.writeFileSync(target, content)
   } else if (['package.json', 'vite.config.mts', 'config.mts', 'index.md', 'introduction.md', 'App.vue', 'tsconfig.app.json', 'env.d.ts'].includes(filename)) {

src/template/base/config/packages/@projectName@/tsconfig.app.json.ejs

@@ -3,9 +3,11 @@
   "include": ["env.d.ts", "src/**/*", "src/**/*.vue"],
   "exclude": ["src/**/__tests__/*"],
   "compilerOptions": {
-    "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo"<%_ if (config.includeAtAliases) { _%>,
+    "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo",
+    <%_ if (config.includeAtAliases) { _%>
     "paths": {
       "@/*": ["./src/*"]
-    }<%_ } %>
+    }
+    <%_ } _%>
   }
 }