29 lines
No EOL
1.1 KiB
Text
29 lines
No EOL
1.1 KiB
Text
==== tests/cases/compiler/overloadOnConstNoStringImplementation2.ts (4 errors) ====
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interface I {
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x1(a: number, callback: (x: 'hi') => number);
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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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class C implements I {
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x1(a: number, callback: (x: 'hi') => number);
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~~~~~~~~~~~~~~~~~~~
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!!! Specialized overload signature is not assignable to any non-specialized signature.
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x1(a: number, callback: (x: any) => number) {
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callback('hi');
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callback('bye');
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var hm = "hm";
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callback(hm);
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callback(1);
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}
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}
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var c: C;
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c.x1(1, (x: 'hi') => { return 1; } );
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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!!! A signature with an implementation cannot use a string literal type.
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c.x1(1, (x: 'bye') => { return 1; } );
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~~~~~~~~~~~~~~~~~~~~~~~~~~~
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!!! A signature with an implementation cannot use a string literal type.
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c.x1(1, (x: string) => { return 1; } );
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c.x1(1, (x: number) => { return 1; } ); |