* 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
73 lines
3.5 KiB
Plaintext
73 lines
3.5 KiB
Plaintext
tests/cases/conformance/types/members/duplicateStringIndexers.ts(5,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(6,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(10,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(11,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(15,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(16,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(20,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(21,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(25,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(26,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(30,9): error TS2374: Duplicate index signature for type 'string'.
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tests/cases/conformance/types/members/duplicateStringIndexers.ts(31,9): error TS2374: Duplicate index signature for type 'string'.
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==== tests/cases/conformance/types/members/duplicateStringIndexers.ts (12 errors) ====
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// it is an error to have duplicate index signatures of the same kind in a type
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module test {
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interface Number {
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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}
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interface String {
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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}
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interface Array<T> {
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[x: string]: T;
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~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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[x: string]: T;
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~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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}
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class C {
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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}
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interface I {
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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}
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var a: {
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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[x: string]: string;
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~~~~~~~~~~~~~~~~~~~~
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!!! error TS2374: Duplicate index signature for type 'string'.
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}
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}
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