5540364c12
* Fix relations for optional elements in tuples with --strictOptionalProperties * Accept new baselines * Add regression test * Address CR feedback
123 lines
6.3 KiB
Plaintext
123 lines
6.3 KiB
Plaintext
tests/cases/compiler/tupleTypes.ts(11,12): error TS2493: Tuple type '[number, string]' of length '2' has no element at index '2'.
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tests/cases/compiler/tupleTypes.ts(12,5): error TS2403: Subsequent variable declarations must have the same type. Variable 't2' must be of type 'undefined', but here has type 'string | number'.
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tests/cases/compiler/tupleTypes.ts(14,1): error TS2322: Type '[]' is not assignable to type '[number, string]'.
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Source has 0 element(s) but target requires 2.
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tests/cases/compiler/tupleTypes.ts(15,1): error TS2322: Type '[number]' is not assignable to type '[number, string]'.
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Source has 1 element(s) but target requires 2.
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tests/cases/compiler/tupleTypes.ts(17,6): error TS2322: Type 'string' is not assignable to type 'number'.
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tests/cases/compiler/tupleTypes.ts(17,15): error TS2322: Type 'number' is not assignable to type 'string'.
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tests/cases/compiler/tupleTypes.ts(18,1): error TS2322: Type '[number, string, number]' is not assignable to type '[number, string]'.
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Source has 3 element(s) but target allows only 2.
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tests/cases/compiler/tupleTypes.ts(35,14): error TS2493: Tuple type '[number, string]' of length '2' has no element at index '2'.
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tests/cases/compiler/tupleTypes.ts(36,5): error TS2403: Subsequent variable declarations must have the same type. Variable 'tt2' must be of type 'undefined', but here has type 'string | number'.
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tests/cases/compiler/tupleTypes.ts(41,1): error TS2322: Type '[]' is not assignable to type '[number, string]'.
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tests/cases/compiler/tupleTypes.ts(47,1): error TS2322: Type '[number, string]' is not assignable to type 'number[]'.
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Type 'string | number' is not assignable to type 'number'.
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Type 'string' is not assignable to type 'number'.
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tests/cases/compiler/tupleTypes.ts(49,1): error TS2322: Type '[number, {}]' is not assignable to type 'number[]'.
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Type 'number | {}' is not assignable to type 'number'.
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Type '{}' is not assignable to type 'number'.
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tests/cases/compiler/tupleTypes.ts(50,1): error TS2322: Type '[number, number]' is not assignable to type '[number, string]'.
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Type at position 1 in source is not compatible with type at position 1 in target.
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Type 'number' is not assignable to type 'string'.
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tests/cases/compiler/tupleTypes.ts(51,1): error TS2322: Type '[number, {}]' is not assignable to type '[number, string]'.
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Type at position 1 in source is not compatible with type at position 1 in target.
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Type '{}' is not assignable to type 'string'.
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==== tests/cases/compiler/tupleTypes.ts (14 errors) ====
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var v1: []; // Error
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var v2: [number];
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var v3: [number, string];
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var v4: [number, [string, string]];
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var t: [number, string];
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var t0 = t[0]; // number
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var t0: number;
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var t1 = t[1]; // string
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var t1: string;
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var t2 = t[2]; // number|string
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~
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!!! error TS2493: Tuple type '[number, string]' of length '2' has no element at index '2'.
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var t2: number|string;
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~~
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!!! error TS2403: Subsequent variable declarations must have the same type. Variable 't2' must be of type 'undefined', but here has type 'string | number'.
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!!! related TS6203 tests/cases/compiler/tupleTypes.ts:11:5: 't2' was also declared here.
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t = []; // Error
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~
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!!! error TS2322: Type '[]' is not assignable to type '[number, string]'.
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!!! error TS2322: Source has 0 element(s) but target requires 2.
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t = [1]; // Error
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~
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!!! error TS2322: Type '[number]' is not assignable to type '[number, string]'.
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!!! error TS2322: Source has 1 element(s) but target requires 2.
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t = [1, "hello"]; // Ok
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t = ["hello", 1]; // Error
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~~~~~~~
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!!! error TS2322: Type 'string' is not assignable to type 'number'.
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~
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!!! error TS2322: Type 'number' is not assignable to type 'string'.
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t = [1, "hello", 2]; // Error
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~
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!!! error TS2322: Type '[number, string, number]' is not assignable to type '[number, string]'.
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!!! error TS2322: Source has 3 element(s) but target allows only 2.
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var tf: [string, (x: string) => number] = ["hello", x => x.length];
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declare function ff<T, U>(a: T, b: [T, (x: T) => U]): U;
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var ff1 = ff("hello", ["foo", x => x.length]);
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var ff1: number;
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function tuple2<T0, T1>(item0: T0, item1: T1): [T0, T1]{
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return [item0, item1];
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}
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var tt = tuple2(1, "string");
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var tt0 = tt[0];
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var tt0: number;
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var tt1 = tt[1];
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var tt1: string;
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var tt2 = tt[2];
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~
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!!! error TS2493: Tuple type '[number, string]' of length '2' has no element at index '2'.
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var tt2: number | string;
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~~~
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!!! error TS2403: Subsequent variable declarations must have the same type. Variable 'tt2' must be of type 'undefined', but here has type 'string | number'.
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!!! related TS6203 tests/cases/compiler/tupleTypes.ts:35:5: 'tt2' was also declared here.
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tt = tuple2(1, undefined);
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tt = [1, undefined];
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tt = [undefined, undefined];
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tt = []; // Error
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~~
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!!! error TS2322: Type '[]' is not assignable to type '[number, string]'.
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var a: number[];
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var a1: [number, string];
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var a2: [number, number];
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var a3: [number, {}];
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a = a1; // Error
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~
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!!! error TS2322: Type '[number, string]' is not assignable to type 'number[]'.
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!!! error TS2322: Type 'string | number' is not assignable to type 'number'.
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!!! error TS2322: Type 'string' is not assignable to type 'number'.
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a = a2;
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a = a3; // Error
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~
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!!! error TS2322: Type '[number, {}]' is not assignable to type 'number[]'.
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!!! error TS2322: Type 'number | {}' is not assignable to type 'number'.
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!!! error TS2322: Type '{}' is not assignable to type 'number'.
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a1 = a2; // Error
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~~
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!!! error TS2322: Type '[number, number]' is not assignable to type '[number, string]'.
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!!! error TS2322: Type at position 1 in source is not compatible with type at position 1 in target.
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!!! error TS2322: Type 'number' is not assignable to type 'string'.
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a1 = a3; // Error
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~~
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!!! error TS2322: Type '[number, {}]' is not assignable to type '[number, string]'.
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!!! error TS2322: Type at position 1 in source is not compatible with type at position 1 in target.
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!!! error TS2322: Type '{}' is not assignable to type 'string'.
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a3 = a1;
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a3 = a2;
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