54 lines
1.9 KiB
Plaintext
54 lines
1.9 KiB
Plaintext
==== tests/cases/conformance/types/objectTypeLiteral/callSignatures/stringLiteralTypesInImplementationSignatures2.ts (12 errors) ====
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// String literal types are only valid in overload signatures
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function foo(x: any);
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function foo(x: 'hi') { }
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~~~~~~~~~~~~~~~~~~~~~~~~~
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!!! A signature with an implementation cannot use a string literal type.
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class C {
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foo(x: string);
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foo(x: 'hi') { }
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~~~~~~~~~~~~~~~~
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!!! A signature with an implementation cannot use a string literal type.
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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: 'hi');
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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: 'a', y: '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: 'hi', y: 'hi');
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~~~~~~~~~~~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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}
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var a: {
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(x: 'hi');
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~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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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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foo(x: 'hi');
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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: 'a');
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~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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}
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var b = {
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foo(x: 'hi') { },
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~~~~~~~~~~~~~~~~
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!!! A signature with an implementation cannot use a string literal type.
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foo(x: 'a') { },
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~~~
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!!! Duplicate identifier 'foo'.
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}
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