fix: update code, make script more optimized

Changes:

- made code to collect all errors in an array and print it after the
  remaining files have been validated

- suggestion applied from: asyncapi#452 (comment)

scripts/validate-schemas-final.js

@@ -7,59 +7,81 @@ const ajvDraft04 = new AjvDraft04();
 const Ajv = require('ajv');
 const ajv = new Ajv();
 
-function validation (excludedFiles){
+function validation (){
 
   // Specify the path to the 'schemas' directory
   const directoryPath = './schemas';
 
-
-  const files = fs.readdirSync(directoryPath);
-
-  // Filter files
-  const filteredFiles = files.filter(file => !excludedFiles.includes(file) && path.extname(file).toLowerCase() === '.json');
-
-
-  // Iterate through the filtered files
-  filteredFiles.forEach(file => {
-    // Construct the full path to the JSON schema file
-    const filePath = path.join(directoryPath, file);
-
-    try {
-      // Read and parse the JSON schema
-      const fileContent = fs.readFileSync(filePath, 'utf8');
-      const obj = JSON.parse(fileContent);
-
-        if(obj.$schema === 'http://json-schema.org/draft-04/schema'){
-
-            // Validate the schema
-            const validate = ajvDraft04.validateSchema(obj);
-
-            // Check if the schema is valid
-            if (validate) {
-                console.log(`${file}: JSON Schema is valid!`);
+  try{
+
+    const files = fs.readdirSync(directoryPath);
+
+    // Filter files
+    const filteredFiles = files.filter(file => path.extname(file).toLowerCase() === '.json');
+
+
+    // Collect errors in an array
+    const validationErrors = [];
+
+    // Iterate through the filtered files
+    filteredFiles.forEach(file => {
+        // Construct the full path to the JSON schema file
+        const filePath = path.join(directoryPath, file);
+
+
+        try {
+            // Read and parse the JSON schema
+            const fileContent = fs.readFileSync(filePath, 'utf8');
+            const obj = JSON.parse(fileContent);
+
+            let validate;
+            if (obj.$schema === 'http://json-schema.org/draft-04/schema') {
+                // Validate the schema
+                validate = ajvDraft04.validateSchema(obj);
+                if(validate){
+                    console.log(`${file}: JSON Schema is valid!`);
+                }
             } else {
-                console.error(`${file}: JSON Schema is not valid:`, ajv.errors);
-                process.exit(1);
+                // Validate the schema
+                validate = ajv.validateSchema(obj);
+                if(validate){
+                    console.log(`${file}: JSON Schema is valid!`);
+                }
             }
-        } else{
-            // Validate the schema
-            const validate = ajv.validateSchema(obj);
-
-            // Check if the schema is valid
-            if (validate) {
-                console.log(`${file}: JSON Schema is valid!`);
-            } else {
-                console.error(`${file}: JSON Schema is not valid:`, ajv.errors);
-                process.exit(1);
+
+            // Check if the schema is not valid and collect errors
+            if (!validate) {
+                validationErrors.push({
+                    file,
+                    errors: obj.$schema === 'http://json-schema.org/draft-04/schema'
+                    ? ajvDraft04.errors
+                    : ajv.errors
+                });
+                // console.error(`${file}: JSON Schema is not valid:`, ajv.errors);
             }
+        } catch (error) {
+            validationErrors.push({
+            file,
+            errors: [{ message: `Error reading or parsing JSON Schema: ${error.message}` }]
+            });
+        }
+        });
+
+            // Print errors after processing all files
+        validationErrors.forEach(({ file, errors }) => {
+            console.error(`${file}: JSON Schema is not valid:`, errors);
+        });
+
+        // Exit with an error code if there are validation errors
+        if (validationErrors.length > 0) {
+            process.exit(1);
         }
+
     } catch (error) {
-      console.error(`${file}: Error reading or parsing JSON Schema:`, error.message);
-      process.exit(1);
+        console.error('Error during validation:', error.message);
     }
-  });
 }
 
-const excludedFiles=['2.0.0-rc1-without-$id.json', '2.0.0-rc1.json'];
 
-validation(excludedFiles);
+validation();
+console.log('Validation completed successfully.');