13 lines
380 B
TypeScript
13 lines
380 B
TypeScript
class Base { foo() { } }
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class Derived1 extends Base { bar() { } }
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class Derived2 extends Base { baz() { } }
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class Derived3 extends Base { biz() { } }
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function foo(tagName: 'canvas'): Derived1;
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function foo(tagName: 'div'): Derived2;
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function foo(tagName: 'span'): Derived3;
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function foo(tagName: string): Base;
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function foo(tagName: any): Base {
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return null;
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}
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