address the comments

Author: yelizhenden-mdb

tools/spectral/ipa/__tests__/eachCustomMethodMustUseCamelCase.test.js

@@ -39,7 +39,7 @@ testRule('xgen-IPA-109-custom-method-must-use-camel-case', [
         '/a/{exampleId}:method_name': {},
         '/a:method_name': {},
         '/a/{exampleId}:': {},
-        '/a:': {}
+        '/a:': {},
       },
     },
     errors: [

tools/spectral/ipa/rulesets/functions/eachCustomMethodMustUseCamelCase.js

@@ -5,7 +5,6 @@ import { casing } from '@stoplight/spectral-functions';
 const RULE_NAME = 'xgen-IPA-109-custom-method-must-use-camel-case';
 const ERROR_MESSAGE = 'The custom method name must use camelCase format.';
 
-
 export default (input, opts, { path }) => {
   // Extract the path key (e.g., '/a/{exampleId}:method') from the JSONPath.
   let pathKey = path[1];
@@ -18,11 +17,10 @@ export default (input, opts, { path }) => {
 
   let methodName = getCustomMethodName(pathKey);
   if (methodName.length === 0 || methodName.trim().length === 0) {
-    return [{ message: "Custom method name cannot be empty or blank." }];
+    return [{ message: 'Custom method name cannot be empty or blank.' }];
   }
 
-  const isCamelCase = casing(methodName, { type: 'camel', disallowDigits: true });
-  if (isCamelCase) {
+  if (casing(methodName, { type: 'camel', disallowDigits: true })) {
     return [{ message: `${ERROR_MESSAGE} Method name: ${methodName}.` }];
   }
 };