86 lines
5.9 KiB
Plaintext
86 lines
5.9 KiB
Plaintext
tests/cases/conformance/expressions/arrayLiterals/arrayLiterals3.ts(10,5): error TS2322: Type 'undefined[]' is not assignable to type '[any, any, any]'.
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Property '0' is missing in type 'undefined[]'.
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tests/cases/conformance/expressions/arrayLiterals/arrayLiterals3.ts(11,5): error TS2322: Type '[string, number, boolean]' is not assignable to type '[boolean, string, number]'.
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Types of property '0' are incompatible.
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Type 'string' is not assignable to type 'boolean'.
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tests/cases/conformance/expressions/arrayLiterals/arrayLiterals3.ts(17,5): error TS2322: Type '[number, number, string, boolean]' is not assignable to type '[number, number]'.
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Types of property 'pop' are incompatible.
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Type '() => string | number | boolean' is not assignable to type '() => number'.
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Type 'string | number | boolean' is not assignable to type 'number'.
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Type 'string' is not assignable to type 'number'.
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tests/cases/conformance/expressions/arrayLiterals/arrayLiterals3.ts(32,5): error TS2322: Type '(string[] | number[])[]' is not assignable to type 'tup'.
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Property '0' is missing in type '(string[] | number[])[]'.
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tests/cases/conformance/expressions/arrayLiterals/arrayLiterals3.ts(33,5): error TS2322: Type 'number[]' is not assignable to type '[number, number, number]'.
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Property '0' is missing in type 'number[]'.
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tests/cases/conformance/expressions/arrayLiterals/arrayLiterals3.ts(34,5): error TS2322: Type '(string | number)[]' is not assignable to type 'myArray'.
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Types of property 'push' are incompatible.
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Type '(...items: (string | number)[]) => number' is not assignable to type '(...items: Number[]) => number'.
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Types of parameters 'items' and 'items' are incompatible.
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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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Property 'toFixed' is missing in type 'String'.
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==== tests/cases/conformance/expressions/arrayLiterals/arrayLiterals3.ts (6 errors) ====
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// Each element expression in a non-empty array literal is processed as follows:
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// - If the array literal contains no spread elements, and if the array literal is contextually typed (section 4.19)
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// by a type T and T has a property with the numeric name N, where N is the index of the element expression in the array literal,
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// the element expression is contextually typed by the type of that property.
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// The resulting type an array literal expression is determined as follows:
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// - If the array literal contains no spread elements and is contextually typed by a tuple-like type,
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// the resulting type is a tuple type constructed from the types of the element expressions.
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var a0: [any, any, any] = []; // Error
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~~
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!!! error TS2322: Type 'undefined[]' is not assignable to type '[any, any, any]'.
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!!! error TS2322: Property '0' is missing in type 'undefined[]'.
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var a1: [boolean, string, number] = ["string", 1, true]; // Error
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~~
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!!! error TS2322: Type '[string, number, boolean]' is not assignable to type '[boolean, string, number]'.
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!!! error TS2322: Types of property '0' are incompatible.
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!!! error TS2322: Type 'string' is not assignable to type 'boolean'.
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// The resulting type an array literal expression is determined as follows:
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// - If the array literal contains no spread elements and is an array assignment pattern in a destructuring assignment (section 4.17.1),
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// the resulting type is a tuple type constructed from the types of the element expressions.
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var [b1, b2]: [number, number] = [1, 2, "string", true];
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~~~~~~~~
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!!! error TS2322: Type '[number, number, string, boolean]' is not assignable to type '[number, number]'.
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!!! error TS2322: Types of property 'pop' are incompatible.
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!!! error TS2322: Type '() => string | number | boolean' is not assignable to type '() => number'.
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!!! error TS2322: Type 'string | number | boolean' is not assignable to type 'number'.
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!!! error TS2322: Type 'string' is not assignable to type 'number'.
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// The resulting type an array literal expression is determined as follows:
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// - the resulting type is an array type with an element type that is the union of the types of the
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// non - spread element expressions and the numeric index signature types of the spread element expressions
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var temp = ["s", "t", "r"];
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var temp1 = [1, 2, 3];
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var temp2: [number[], string[]] = [[1, 2, 3], ["hello", "string"]];
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interface tup {
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0: number[]|string[];
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1: number[]|string[];
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}
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interface myArray extends Array<Number> { }
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interface myArray2 extends Array<Number|String> { }
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var c0: tup = [...temp2]; // Error
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~~
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!!! error TS2322: Type '(string[] | number[])[]' is not assignable to type 'tup'.
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!!! error TS2322: Property '0' is missing in type '(string[] | number[])[]'.
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var c1: [number, number, number] = [...temp1]; // Error cannot assign number[] to [number, number, number]
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~~
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!!! error TS2322: Type 'number[]' is not assignable to type '[number, number, number]'.
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!!! error TS2322: Property '0' is missing in type 'number[]'.
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var c2: myArray = [...temp1, ...temp]; // Error cannot assign (number|string)[] to number[]
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~~
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!!! error TS2322: Type '(string | number)[]' is not assignable to type 'myArray'.
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!!! error TS2322: Types of property 'push' are incompatible.
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!!! error TS2322: Type '(...items: (string | number)[]) => number' is not assignable to type '(...items: Number[]) => number'.
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!!! error TS2322: Types of parameters 'items' and 'items' are incompatible.
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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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!!! error TS2322: Property 'toFixed' is missing in type 'String'.
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