91 lines
2.6 KiB
Plaintext
91 lines
2.6 KiB
Plaintext
==== tests/cases/conformance/types/objectTypeLiteral/callSignatures/specializedSignatureIsNotSubtypeOfNonSpecializedSignature.ts (12 errors) ====
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// Specialized signatures must be a subtype of a non-specialized signature
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// All the below should be errors
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function foo(x: 'a');
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~~~~~~~~~~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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function foo(x: number) { }
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class C {
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foo(x: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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foo(x: number);
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foo(x: any) { }
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}
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class C2<T> {
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foo(x: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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foo(x: T);
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foo(x: any) { }
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}
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class C3<T extends String> {
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foo(x: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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foo(x: T);
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foo(x: any) { }
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}
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interface I {
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(x: 'a');
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~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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(x: number);
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foo(x: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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foo(x: number);
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}
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interface I2<T> {
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(x: 'a');
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~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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(x: T);
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foo(x: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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foo(x: T);
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}
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interface I3<T extends String> {
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(x: 'a');
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~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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(x: T);
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foo(x: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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foo(x: T);
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}
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var a: {
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(x: 'a');
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~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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(x: number);
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foo(x: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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foo(x: number);
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}
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var a2: {
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(x: 'a');
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<T>(x: T);
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foo(x: 'a');
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foo<T>(x: T);
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}
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var a3: {
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(x: 'a');
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<T>(x: T);
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foo(x: 'a');
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foo<T extends String>(x: T);
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}
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