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=== tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts ===
// V is an array assignment pattern, S is the type Any or an array-like type (section 3.3.2), and, for each assignment element E in V,
// S is the type Any, or
var [[a0], [[a1]]] = [] // Error
>a0 : any
>a1 : any
>[] : [undefined?, undefined?]
var [[a2], [[a3]]] = undefined // Error
>a2 : any
>a3 : any
>undefined : undefined
// V is an array assignment pattern, S is the type Any or an array-like type (section 3.3.2), and, for each assignment element E in V,
// S is a tuple- like type (section 3.3.3) with a property named N of a type that is assignable to the target given in E,
// where N is the numeric index of E in the array assignment pattern, or
var [b0, b1, b2]: [number, boolean, string] = [1, 2, "string"]; // Error
>b0 : number
>b1 : boolean
>b2 : string
>[1, 2, "string"] : [number, number, string]
>1 : 1
>2 : 2
>"string" : "string"
interface J extends Array<Number> {
2: number;
>2 : number
}
function bar(): J {
>bar : () => J
return <[number, number, number]>[1, 2, 3];
><[number, number, number]>[1, 2, 3] : [number, number, number]
>[1, 2, 3] : [number, number, number]
>1 : 1
>2 : 2
>3 : 3
}
var [b3 = "string", b4, b5] = bar(); // Error
>b3 : string | Number
>"string" : "string"
>b4 : Number
>b5 : number
>bar() : J
>bar : () => J
// V is an array assignment pattern, S is the type Any or an array-like type (section 3.3.2), and, for each assignment element E in V,
// S is not a tuple- like type and the numeric index signature type of S is assignable to the target given in E.
var temp = [1, 2, 3]
>temp : number[]
>[1, 2, 3] : number[]
>1 : 1
>2 : 2
>3 : 3
var [c0, c1]: [number, number] = [...temp]; // Error
>c0 : number
>c1 : number
>[...temp] : number[]
>...temp : number
>temp : number[]
var [c2, c3]: [string, string] = [...temp]; // Error
>c2 : string
>c3 : string
>[...temp] : number[]
>...temp : number
>temp : number[]
interface F {
[idx: number]: boolean
>idx : number
}
function foo(idx: number): F {
>foo : (idx: number) => F
>idx : number
return {
>{ 2: true } : { 2: true; }
2: true
>2 : true
>true : true
}
}
var [c4, c5, c6] = foo(1); // Error
>c4 : any
>c5 : any
>c6 : any
>foo(1) : F
>foo : (idx: number) => F
>1 : 1
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