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tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(3,6): error TS2461: Type 'undefined' is not an array type.
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(3,6): error TS2525: Initializer provides no value for this binding element and the binding element has no default value.
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(3,12): error TS2461: Type 'undefined' is not an array type.
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(3,12): error TS2525: Initializer provides no value for this binding element and the binding element has no default value.
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(4,5): error TS2461: Type 'undefined' is not an array type.
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(9,51): error TS2322: Type 'number' is not assignable to type 'boolean'.
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(22,5): error TS2739: Type 'number[]' is missing the following properties from type '[number, number]': 0, 1
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(23,5): error TS2739: Type 'number[]' is missing the following properties from type '[string, string]': 0, 1
tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts(34,5): error TS2461: Type 'F' is not an array type.
==== tests/cases/conformance/es6/destructuring/destructuringArrayBindingPatternAndAssignment2.ts (9 errors) ====
// 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
~~~~
!!! error TS2461: Type 'undefined' is not an array type.
~~~~
!!! error TS2525: Initializer provides no value for this binding element and the binding element has no default value.
~~~~~~
!!! error TS2461: Type 'undefined' is not an array type.
~~~~~~
!!! error TS2525: Initializer provides no value for this binding element and the binding element has no default value.
var [[a2], [[a3]]] = undefined // Error
~~~~~~~~~~~~~~
!!! error TS2461: Type 'undefined' is not an array type.
// 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
~
!!! error TS2322: Type 'number' is not assignable to type 'boolean'.
interface J extends Array<Number> {
2: number;
}
function bar(): J {
return <[number, number, number]>[1, 2, 3];
}
var [b3 = "string", b4, b5] = bar(); // Error
// 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]
var [c0, c1]: [number, number] = [...temp]; // Error
~~~~~~~~
!!! error TS2739: Type 'number[]' is missing the following properties from type '[number, number]': 0, 1
var [c2, c3]: [string, string] = [...temp]; // Error
~~~~~~~~
!!! error TS2739: Type 'number[]' is missing the following properties from type '[string, string]': 0, 1
interface F {
[idx: number]: boolean
}
function foo(idx: number): F {
return {
2: true
}
}
var [c4, c5, c6] = foo(1); // Error
~~~~~~~~~~~~
!!! error TS2461: Type 'F' is not an array type.
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