42 lines
No EOL
1.1 KiB
TypeScript
42 lines
No EOL
1.1 KiB
TypeScript
// checking assignment compatibility relations for function types. All valid
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class Base { foo: string; }
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class Derived extends Base { bar: string; }
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class Derived2 extends Derived { baz: string; }
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class OtherDerived extends Base { bing: string; }
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interface A {
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a: <T>(x: T) => T[];
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a2: <T>(x: T) => string[];
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a3: <T>(x: T) => void;
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a4: <T,U>(x: T, y: U) => string;
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a5: <T,U>(x: (arg: T) => U) => T;
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a6: <T extends Base>(x: (arg: T) => Derived) => T;
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a11: <T>(x: { foo: T }, y: { foo: T; bar: T }) => Base;
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a15: <T>(x: { a: T; b: T }) => T[];
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a16: <T extends Base>(x: { a: T; b: T }) => T[];
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}
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var x: A;
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var b: <T>(x: T) => T[];
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x.a = b;
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b = x.a;
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var b2: <T>(x: T) => string[];
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x.a2 = b2;
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b2 = x.a2;
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var b3: <T>(x: T) => T;
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x.a3 = b3;
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b3 = x.a3;
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var b4: <T, U>(x: T, y: U) => string;
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x.a4 = b4;
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b4 = x.a4;
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var b5: <T, U>(x: (arg: T) => U) => T;
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x.a5 = b5;
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b5 = x.a5;
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var b11: <T, U>(x: { foo: T }, y: { foo: U; bar: U }) => Base;
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x.a11 = b11;
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b11 = x.a11;
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var b16: <T>(x: { a: T; b: T }) => T[];
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x.a16 = b16;
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b16 = x.a16; |