feat: add error message

surgioproject · Oct 7, 2019 · 69b6bff · 69b6bff
1 parent 7071954
commit 69b6bff
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/lib/utils/filter.ts b/lib/utils/filter.ts
@@ -1,3 +1,5 @@
+import _ from 'lodash';
+
 import { NodeNameFilterType, SimpleNodeConfig } from '../types';
 
 export const mergeFilters = (filters: ReadonlyArray<NodeNameFilterType>, isStrict?: boolean): NodeNameFilterType => {
@@ -7,10 +9,20 @@ export const mergeFilters = (filters: ReadonlyArray<NodeNameFilterType>, isStric
 };
 
 export const useKeywords = (keywords: ReadonlyArray<string>, isStrict?: boolean): NodeNameFilterType => {
+  // istanbul ignore next
+  if (!Array.isArray(keywords)) {
+    throw new Error('keywords 请使用数组。');
+  }
+
   return item => keywords[isStrict ? 'every' : 'some'](keyword => item.nodeName.includes(keyword));
 };
 
 export const useRegexp = (regexp: RegExp): NodeNameFilterType => {
+  // istanbul ignore next
+  if (!_.isRegExp(regexp)) {
+    throw new Error('入参不是一个合法的正则表达式。');
+  }
+
   return item => regexp.test(item.nodeName);
 };