1f56ab02f0
* New diagnostic message for wrong JSX function component * Component and Mixed type * fix existing tests * add new test for JSX component return type error * fix tslint error * update diagnostic message to include component name * accept baseline * update tests * missing semicolon * accept baseline Co-authored-by: Wesley Wigham <wwigham@gmail.com>
23 lines
935 B
Plaintext
23 lines
935 B
Plaintext
tests/cases/conformance/jsx/file.tsx(9,14): error TS2786: 'Foo' cannot be used as a JSX component.
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Its return type 'undefined' is not a valid JSX element.
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tests/cases/conformance/jsx/file.tsx(10,12): error TS2786: 'Greet' cannot be used as a JSX component.
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Its return type 'undefined' is not a valid JSX element.
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==== tests/cases/conformance/jsx/file.tsx (2 errors) ====
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import React = require('react');
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const Foo = (props: any) => undefined;
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function Greet(x: {name?: string}) {
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return undefined;
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}
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// Error
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const foo = <Foo />;
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~~~
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!!! error TS2786: 'Foo' cannot be used as a JSX component.
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!!! error TS2786: Its return type 'undefined' is not a valid JSX element.
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const G = <Greet />;
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~~~~~
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!!! error TS2786: 'Greet' cannot be used as a JSX component.
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!!! error TS2786: Its return type 'undefined' is not a valid JSX element. |