35 lines
882 B
TypeScript
35 lines
882 B
TypeScript
//@jsx: preserve
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// A built-in element (OK)
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var a1 = <div id="foo" />;
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// A built-in element with a mistyped property (error)
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var a2 = <img srce="foo.jpg" />
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// A built-in element with a badly-typed attribute value (error)
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var thing = { oops: 100 };
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var a3 = <div id={thing} />
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// Mistyped html name (error)
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var e1 = <imag src="bar.jpg" />
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// A custom type
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class MyClass {
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props: {
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pt?: { x: number; y: number; };
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name?: string;
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reqd: boolean;
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}
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}
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// Let's use it
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// TODO: Error on missing 'reqd'
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var b1 = <MyClass reqd={true} />;
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// Mistyped attribute member
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// sample.tsx(23,22): error TS2322: Type '{ x: number; y: string; }' is not assignable to type '{ x: number; y: number; }'.
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// Types of property 'y' are incompatible.
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// Type 'string' is not assignable to type 'number'.
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var b2 = <MyClass pt={{x: 4, y: 'oops'}} />;
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