18 lines
786 B
TypeScript
18 lines
786 B
TypeScript
function foo(x: (s: string) => void) { }
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class Foo { constructor(x: (s: string) => void){} }
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foo(function(s) { s = 5 }); // Error, can’t assign number to string
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new Foo(function(s) { s = 5 }); // error, if types are applied correctly
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class Bar extends Foo { constructor() { super(function(s) { s = 5 }) } } // error, if types are applied correctly
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