20 lines
684 B
Plaintext
20 lines
684 B
Plaintext
==== tests/cases/compiler/interfaceMemberValidation.ts (3 errors) ====
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interface i1 { name: string; }
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interface i2 extends i1 { name: number; yo: string; }
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~~
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!!! Interface 'i2' incorrectly extends interface 'i1':
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!!! Types of property 'name' are incompatible:
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!!! Type 'number' is not assignable to type 'string'.
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interface foo {
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bar():any;
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~~~~~~~~~~
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!!! Property 'bar' of type '{ (): any; (): any; }' is not assignable to string index type 'number'.
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bar():any;
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new():void;
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new():void;
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[s:string]:number;
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[s:string]:number;
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~~~~~~~~~~~~~~~~~~
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!!! Duplicate string index signature.
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} |