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Original file line number Diff line number Diff line change
Expand Up @@ -3080,7 +3080,7 @@ function pushTitle(
console.error(
'React expects the `children` prop of <title> tags to be a string, number, bigint, or object with a novel `toString` method but found an Array with length %s instead.' +
' Browsers treat all child Nodes of <title> tags as Text content and React expects to be able to convert `children` of <title> tags to a single string value' +
' which is why Arrays of length greater than 1 are not supported. When using JSX it can be commong to combine text nodes and value nodes.' +
' which is why Arrays of length greater than 1 are not supported. When using JSX it can be common to combine text nodes and value nodes.' +
' For example: <title>hello {nameOfUser}</title>. While not immediately apparent, `children` in this case is an Array with length 2. If your `children` prop' +
' is using this form try rewriting it using a template string: <title>{`hello ${nameOfUser}`}</title>.',
children.length,
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Original file line number Diff line number Diff line change
Expand Up @@ -5928,7 +5928,7 @@ describe('ReactDOMFizzServer', () => {
pipe(writable);
});
}).toErrorDev([
'React expects the `children` prop of <title> tags to be a string, number, bigint, or object with a novel `toString` method but found an Array with length 2 instead. Browsers treat all child Nodes of <title> tags as Text content and React expects to be able to convert `children` of <title> tags to a single string value which is why Arrays of length greater than 1 are not supported. When using JSX it can be commong to combine text nodes and value nodes. For example: <title>hello {nameOfUser}</title>. While not immediately apparent, `children` in this case is an Array with length 2. If your `children` prop is using this form try rewriting it using a template string: <title>{`hello ${nameOfUser}`}</title>.',
'React expects the `children` prop of <title> tags to be a string, number, bigint, or object with a novel `toString` method but found an Array with length 2 instead. Browsers treat all child Nodes of <title> tags as Text content and React expects to be able to convert `children` of <title> tags to a single string value which is why Arrays of length greater than 1 are not supported. When using JSX it can be common to combine text nodes and value nodes. For example: <title>hello {nameOfUser}</title>. While not immediately apparent, `children` in this case is an Array with length 2. If your `children` prop is using this form try rewriting it using a template string: <title>{`hello ${nameOfUser}`}</title>.',
]);

expect(getVisibleChildren(document.head)).toEqual(<title />);
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