37 lines
1.9 KiB
Plaintext
37 lines
1.9 KiB
Plaintext
tests/cases/compiler/genericTypeAssertions2.ts(10,5): error TS2322: Type 'B<string>' is not assignable to type 'A<number>'.
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Types of property 'foo' are incompatible.
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Type '(x: string) => void' is not assignable to type '(x: number) => void'.
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Types of parameters 'x' and 'x' are incompatible.
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Type 'string' is not assignable to type 'number'.
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tests/cases/compiler/genericTypeAssertions2.ts(11,5): error TS2322: Type 'A<number>' is not assignable to type 'B<number>'.
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Property 'bar' is missing in type 'A<number>'.
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tests/cases/compiler/genericTypeAssertions2.ts(13,21): error TS2352: Neither type 'undefined[]' nor type 'A<number>' is assignable to the other.
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Property 'foo' is missing in type 'undefined[]'.
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==== tests/cases/compiler/genericTypeAssertions2.ts (3 errors) ====
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class A<T> { foo(x: T) { } }
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class B<T> extends A<T> {
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bar(): T {
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return null;
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}
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}
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var foo = new A<number>();
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var r: A<string> = <B<string>>new B();
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var r2: A<number> = <B<string>>new B(); // error
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~~
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!!! error TS2322: Type 'B<string>' is not assignable to type 'A<number>'.
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!!! error TS2322: Types of property 'foo' are incompatible.
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!!! error TS2322: Type '(x: string) => void' is not assignable to type '(x: number) => void'.
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!!! error TS2322: Types of parameters 'x' and 'x' are incompatible.
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!!! error TS2322: Type 'string' is not assignable to type 'number'.
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var r3: B<number> = <A<number>>new B(); // error
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~~
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!!! error TS2322: Type 'A<number>' is not assignable to type 'B<number>'.
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!!! error TS2322: Property 'bar' is missing in type 'A<number>'.
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var r4: A<number> = <A<number>>new A();
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var r5: A<number> = <A<number>>[]; // error
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~~~~~~~~~~~~~
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!!! error TS2352: Neither type 'undefined[]' nor type 'A<number>' is assignable to the other.
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!!! error TS2352: Property 'foo' is missing in type 'undefined[]'. |