Disabled overwriting existing files

bradhanson · bradhanson · commit c319edc6d840 · 2018-07-15T23:24:09.000-04:00
diff --git a/generate.js b/generate.js
@@ -32,9 +32,15 @@ let testFileContent = getTestFileContent();
 let codeFileName = path.join(filePath, fileName) + '.js';
 let testFileName = path.join(filePath, fileName) + '.test.js';
 
+checkForExistingFiles(codeFileName, testFileName); // or exit
+
 writeFile(codeFileName, codeFileContent);
 writeFile(testFileName, testFileContent);
 
+/**
+ * Functions below
+ */
+
 // Enforce proper command line usage with exactly 1 parameter
 function enforceCommandLineUsage() {
     if (process.argv.length !== 3) {
@@ -93,6 +99,19 @@ describe('${fileNameCamelCase}()', () => {
     return content;
 }
 
+function checkForExistingFiles(...files) {
+    const existingFiles = files.filter(file => fs.existsSync(file));
+
+    if (existingFiles.length > 0) {
+        const fileString = existingFiles.map(str => '  ' + str).join('\n');
+        console.error(
+            'Files already exist:\n%s\n\nAborting... nothing modified.',
+            fileString
+        );
+        process.exit(9);
+    }
+}
+
 function writeFile(fileName, fileContent) {
     fs.writeFile(fileName, fileContent, error => {
         if (error) {
