35 lines
671 B
JavaScript
35 lines
671 B
JavaScript
//// [derivedTypeIncompatibleSignatures.ts]
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interface A {
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(a: string): string;
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}
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interface B extends A {
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(a: string): number; // Number is not a subtype of string. Should error.
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}
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interface C {
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new (a: string): string;
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}
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interface D extends C {
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new (a: string): number; // Number is not a subtype of string. Should error.
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}
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interface E {
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[a: string]: string;
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}
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interface F extends E {
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[a: string]: number; // Number is not a subtype of string. Should error.
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}
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interface G {
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[a: number]: string;
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}
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interface H extends G {
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[a: number]: number; // Should error for the same reason
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}
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//// [derivedTypeIncompatibleSignatures.js]
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