1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/numericIndexerConstrainsPropertyDeclarations2.ts(16,5): error TS2412: Property '3.0' of type 'number' is not assignable to numeric index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/numericIndexerConstrainsPropertyDeclarations2.ts(25,5): error TS2412: Property '3.0' of type 'number' is not assignable to numeric index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/numericIndexerConstrainsPropertyDeclarations2.ts(34,5): error TS2412: Property '3.0' of type 'number' is not assignable to numeric index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/numericIndexerConstrainsPropertyDeclarations2.ts(44,5): error TS2322: Type '{ 1.0: A; 2.0: B; 3.0: number; "2.5": B; "4.0": string; }' is not assignable to type '{ [x: number]: A; }'.
Object literal may only specify known properties, and '"4.0"' does not exist in type '{ [x: number]: A; }'.
==== tests/cases/conformance/types/objectTypeLiteral/indexSignatures/numericIndexerConstrainsPropertyDeclarations2.ts (4 errors) ====
// String indexer providing a constraint of a user defined type
class A {
foo(): string { return ''; }
}
class B extends A {
bar(): string { return ''; }
}
class Foo {
[x: number]: A;
1.0: A; // ok
2.0: B; // ok
"2.5": B // ok
3.0: number; // error
~~~~~~~~~~~~
!!! error TS2412: Property '3.0' of type 'number' is not assignable to numeric index type 'A'.
"4.0": string; // error
}
interface Foo2 {
[x: number]: A;
1.0: A; // ok
2.0: B; // ok
"2.5": B // ok
3.0: number; // error
~~~~~~~~~~~~
!!! error TS2412: Property '3.0' of type 'number' is not assignable to numeric index type 'A'.
"4.0": string; // error
}
var a: {
[x: number]: A;
1.0: A; // ok
2.0: B; // ok
"2.5": B // ok
3.0: number; // error
~~~~~~~~~~~~
!!! error TS2412: Property '3.0' of type 'number' is not assignable to numeric index type 'A'.
"4.0": string; // error
};
// error
var b: { [x: number]: A } = {
1.0: new A(),
2.0: new B(),
"2.5": new B(),
3.0: 1,
"4.0": ''
~~~~~~~~~
!!! error TS2322: Type '{ 1.0: A; 2.0: B; 3.0: number; "2.5": B; "4.0": string; }' is not assignable to type '{ [x: number]: A; }'.
!!! error TS2322: Object literal may only specify known properties, and '"4.0"' does not exist in type '{ [x: number]: A; }'.
}
|
