127 lines
5.5 KiB
Plaintext
127 lines
5.5 KiB
Plaintext
=== tests/cases/conformance/expressions/arrayLiterals/arrayLiterals2ES6.ts ===
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// ElementList: ( Modified )
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// Elisionopt AssignmentExpression
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// Elisionopt SpreadElement
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// ElementList, Elisionopt AssignmentExpression
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// ElementList, Elisionopt SpreadElement
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// SpreadElement:
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// ... AssignmentExpression
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var a0 = [, , 2, 3, 4]
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>a0 : Symbol(a0, Decl(arrayLiterals2ES6.ts, 9, 3))
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var a1 = ["hello", "world"]
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>a1 : Symbol(a1, Decl(arrayLiterals2ES6.ts, 10, 3))
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var a2 = [, , , ...a0, "hello"];
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>a2 : Symbol(a2, Decl(arrayLiterals2ES6.ts, 11, 3))
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>a0 : Symbol(a0, Decl(arrayLiterals2ES6.ts, 9, 3))
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var a3 = [, , ...a0]
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>a3 : Symbol(a3, Decl(arrayLiterals2ES6.ts, 12, 3))
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>a0 : Symbol(a0, Decl(arrayLiterals2ES6.ts, 9, 3))
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var a4 = [() => 1, ];
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>a4 : Symbol(a4, Decl(arrayLiterals2ES6.ts, 13, 3))
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var a5 = [...a0, , ]
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>a5 : Symbol(a5, Decl(arrayLiterals2ES6.ts, 14, 3))
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>a0 : Symbol(a0, Decl(arrayLiterals2ES6.ts, 9, 3))
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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 b0: [any, any, any] = [undefined, null, undefined];
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>b0 : Symbol(b0, Decl(arrayLiterals2ES6.ts, 25, 3))
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>undefined : Symbol(undefined)
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>undefined : Symbol(undefined)
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var b1: [number[], string[]] = [[1, 2, 3], ["hello", "string"]];
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>b1 : Symbol(b1, Decl(arrayLiterals2ES6.ts, 26, 3))
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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 [c0, c1] = [1, 2]; // tuple type [number, number]
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>c0 : Symbol(c0, Decl(arrayLiterals2ES6.ts, 32, 5))
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>c1 : Symbol(c1, Decl(arrayLiterals2ES6.ts, 32, 8))
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var [c2, c3] = [1, 2, true]; // tuple type [number, number, boolean]
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>c2 : Symbol(c2, Decl(arrayLiterals2ES6.ts, 33, 5))
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>c3 : Symbol(c3, Decl(arrayLiterals2ES6.ts, 33, 8))
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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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>temp : Symbol(temp, Decl(arrayLiterals2ES6.ts, 38, 3))
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var temp1 = [1, 2, 3];
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>temp1 : Symbol(temp1, Decl(arrayLiterals2ES6.ts, 39, 3))
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var temp2: [number[], string[]] = [[1, 2, 3], ["hello", "string"]];
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>temp2 : Symbol(temp2, Decl(arrayLiterals2ES6.ts, 40, 3))
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interface myArray extends Array<Number> { }
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>myArray : Symbol(myArray, Decl(arrayLiterals2ES6.ts, 40, 67))
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>Array : Symbol(Array, Decl(lib.d.ts, 1000, 23), Decl(lib.d.ts, 1171, 11), Decl(lib.d.ts, 1439, 1))
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>Number : Symbol(Number, Decl(lib.d.ts, 456, 40), Decl(lib.d.ts, 518, 11))
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interface myArray2 extends Array<Number|String> { }
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>myArray2 : Symbol(myArray2, Decl(arrayLiterals2ES6.ts, 42, 43))
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>Array : Symbol(Array, Decl(lib.d.ts, 1000, 23), Decl(lib.d.ts, 1171, 11), Decl(lib.d.ts, 1439, 1))
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>Number : Symbol(Number, Decl(lib.d.ts, 456, 40), Decl(lib.d.ts, 518, 11))
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>String : Symbol(String, Decl(lib.d.ts, 275, 1), Decl(lib.d.ts, 443, 11), Decl(lib.d.ts, 1538, 1))
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var d0 = [1, true, ...temp, ]; // has type (string|number|boolean)[]
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>d0 : Symbol(d0, Decl(arrayLiterals2ES6.ts, 44, 3))
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>temp : Symbol(temp, Decl(arrayLiterals2ES6.ts, 38, 3))
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var d1 = [...temp]; // has type string[]
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>d1 : Symbol(d1, Decl(arrayLiterals2ES6.ts, 45, 3))
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>temp : Symbol(temp, Decl(arrayLiterals2ES6.ts, 38, 3))
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var d2: number[] = [...temp1];
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>d2 : Symbol(d2, Decl(arrayLiterals2ES6.ts, 46, 3))
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>temp1 : Symbol(temp1, Decl(arrayLiterals2ES6.ts, 39, 3))
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var d3: myArray = [...temp1];
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>d3 : Symbol(d3, Decl(arrayLiterals2ES6.ts, 47, 3))
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>myArray : Symbol(myArray, Decl(arrayLiterals2ES6.ts, 40, 67))
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>temp1 : Symbol(temp1, Decl(arrayLiterals2ES6.ts, 39, 3))
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var d4: myArray2 = [...temp, ...temp1];
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>d4 : Symbol(d4, Decl(arrayLiterals2ES6.ts, 48, 3))
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>myArray2 : Symbol(myArray2, Decl(arrayLiterals2ES6.ts, 42, 43))
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>temp : Symbol(temp, Decl(arrayLiterals2ES6.ts, 38, 3))
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>temp1 : Symbol(temp1, Decl(arrayLiterals2ES6.ts, 39, 3))
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var d5 = [...a2];
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>d5 : Symbol(d5, Decl(arrayLiterals2ES6.ts, 49, 3))
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>a2 : Symbol(a2, Decl(arrayLiterals2ES6.ts, 11, 3))
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var d6 = [...a3];
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>d6 : Symbol(d6, Decl(arrayLiterals2ES6.ts, 50, 3))
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>a3 : Symbol(a3, Decl(arrayLiterals2ES6.ts, 12, 3))
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var d7 = [...a4];
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>d7 : Symbol(d7, Decl(arrayLiterals2ES6.ts, 51, 3))
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>a4 : Symbol(a4, Decl(arrayLiterals2ES6.ts, 13, 3))
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var d8: number[][] = [[...temp1]]
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>d8 : Symbol(d8, Decl(arrayLiterals2ES6.ts, 52, 3))
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>temp1 : Symbol(temp1, Decl(arrayLiterals2ES6.ts, 39, 3))
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var d9 = [[...temp1], ...["hello"]];
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>d9 : Symbol(d9, Decl(arrayLiterals2ES6.ts, 53, 3))
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>temp1 : Symbol(temp1, Decl(arrayLiterals2ES6.ts, 39, 3))
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