0e905be42b
* Switch index signature storage to 'indexInfos: IndexInfo[]' property * Accept new baselines * Remove another usage of IndexKind enum * Update getIndexedAccessType and resolveMappedTypeMembers * Accept new baselines * Update grammar checking for index signatures * Accept new baselines * Consider all index signatures in mapped types and union types * Accept new baselines * Update getIndexType * Accept new baselines * Intersect multiple applicable index signatures * Use getApplicableIndexInfo instead of hardwired string/number handling * Update index signature relationship checking * Report type for which index signature is missing * Report type for which index signature is missing * Accept new baselines * Make 'number' index signatures consistently apply to numeric strings * Accept new baselines * Update fourslash test * Revise index constraint checking * Accept new baselines * Update error messages * Accept new baselines * Update type inference from index signatures * Update isKnownProperty * Update contextual typing based on index signatures * Accept new baselines * Support union types in index signature declarations * Accept new baselines * Check duplicate index signatures / remove redundant template literals from unions with string * Accept new baselines * Include key type in diagnostic / check symbol-named properties * Accept new baselines * Minor fix * Add tests * Accept new baselines * Add optimized findApplicableIndexInfoForName * Accept new baselines * Another place we don't need to obtain literal type for property name * Accept new baselines * Don't create literal types that are going to be discarded * Individual maps for string, number, bigint, and enum literal types * Remove ineffective optimizations * Accept new baselines * Permit intersections as key types in index signatures * Index expression in element access is template literal context * Add tests * Accept new baselines * Symbol index signatures from object literals with computed symbol properties * Accept new baselines * Add more tests * Accept new baselines * Implement Go To Definition for all applicable index signatures * Add fourslash test * Accept new API baselines
30 lines
1.5 KiB
Plaintext
30 lines
1.5 KiB
Plaintext
tests/cases/compiler/interfaceMemberValidation.ts(2,11): error TS2430: 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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tests/cases/compiler/interfaceMemberValidation.ts(5,2): error TS2411: Property 'bar' of type '{ (): any; (): any; }' is not assignable to 'string' index type 'number'.
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tests/cases/compiler/interfaceMemberValidation.ts(9,2): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/compiler/interfaceMemberValidation.ts(10,2): error TS2374: Duplicate index signature for type 'string'.
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==== tests/cases/compiler/interfaceMemberValidation.ts (4 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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!!! error TS2430: Interface 'i2' incorrectly extends interface 'i1'.
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!!! error TS2430: Types of property 'name' are incompatible.
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!!! error TS2430: 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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!!! error TS2411: 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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~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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[s:string]:number;
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~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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} |