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