fix(check-param-names, require-param): check ExperimentalRestProperty from babel-eslint as with RestElement; fixes #536

Author: brettz9

src/jsdocUtils.js

@@ -142,7 +142,7 @@ const getFunctionParameterNames = (functionNode : Object) : Array<T> => {
       return [undefined, flattenRoots(roots)];
     }
 
-    if (param.type === 'RestElement') {
+    if (['RestElement', 'ExperimentalRestProperty'].includes(param.type)) {
       return {
         isRestProperty: isProperty,
         name: param.argument.name,

test/rules/assertions/checkParamNames.js

@@ -682,6 +682,32 @@ export default {
         },
       ],
     },
+    {
+      code: `
+      module.exports = class GraphQL {
+        /**
+         * @param fetchOptions
+         * @param cacheKey
+         */
+        fetch = ({ url, ...options }, cacheKey) => {
+        }
+      };
+      `,
+      errors: [
+        {
+          message: 'Missing @param "fetchOptions.url"',
+        },
+        {
+          message: 'Missing @param "fetchOptions.options"',
+        },
+      ],
+      options: [
+        {
+          checkRestProperty: true,
+        },
+      ],
+      parser: require.resolve('babel-eslint'),
+    },
   ],
   valid: [
     {

test/rules/assertions/requireParam.js

@@ -1857,6 +1857,44 @@ export default {
       };
       `,
     },
+    {
+      code: `
+      module.exports = class GraphQL {
+        /**
+         * @param fetchOptions
+         * @param cacheKey
+         */
+        fetch = ({ url, ...options }, cacheKey) => {
+        }
+      };
+      `,
+      errors: [
+        {
+          message: 'Missing JSDoc @param "fetchOptions.url" declaration.',
+        },
+        {
+          message: 'Missing JSDoc @param "fetchOptions.options" declaration.',
+        },
+      ],
+      options: [
+        {
+          checkRestProperty: true,
+        },
+      ],
+      output: `
+      module.exports = class GraphQL {
+        /**
+         * @param fetchOptions
+         * @param fetchOptions.url
+         * @param fetchOptions.options
+         * @param cacheKey
+         */
+        fetch = ({ url, ...options }, cacheKey) => {
+        }
+      };
+      `,
+      parser: require.resolve('babel-eslint'),
+    },
   ],
   valid: [
     {