[Fix] shallow: .contains(): clean up error message

enzymejs · Mar 19, 2019 · 7ff8ea2 · 7ff8ea2
1 parent 4c1656d
commit 7ff8ea2
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/packages/enzyme-test-suite/test/ShallowWrapper-spec.jsx b/packages/enzyme-test-suite/test/ShallowWrapper-spec.jsx
@@ -791,11 +791,11 @@ describe('shallow', () => {
 
       expect(() => wrapper.contains({})).to.throw(
         Error,
-        'ShallowWrapper::contains() can only be called with ReactElement (or array of them), string or number as argument.', // eslint-disable-line max-len
+        'ShallowWrapper::contains() can only be called with a ReactElement (or an array of them), a string, or a number as an argument.',
       );
       expect(() => wrapper.contains(() => ({}))).to.throw(
         Error,
-        'ShallowWrapper::contains() can only be called with ReactElement (or array of them), string or number as argument.', // eslint-disable-line max-len
+        'ShallowWrapper::contains() can only be called with a ReactElement (or an array of them), a string, or a number as an argument.',
       );
     });
 

diff --git a/packages/enzyme/src/ShallowWrapper.js b/packages/enzyme/src/ShallowWrapper.js
@@ -747,7 +747,7 @@ class ShallowWrapper {
   contains(nodeOrNodes) {
     const adapter = getAdapter(this[OPTIONS]);
     if (!isReactElementAlike(nodeOrNodes, adapter)) {
-      throw new Error('ShallowWrapper::contains() can only be called with ReactElement (or array of them), string or number as argument.');
+      throw new Error('ShallowWrapper::contains() can only be called with a ReactElement (or an array of them), a string, or a number as an argument.');
     }
     const predicate = Array.isArray(nodeOrNodes)
       ? other => containsChildrenSubArray(