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
63
64
65
66
67
68
69
|
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts(15,5): error TS2411: Property 'c' of type 'number' is not assignable to string index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts(16,5): error TS2411: Property 'd' of type 'string' is not assignable to string index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts(23,5): error TS2411: Property 'c' of type 'number' is not assignable to string index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts(24,5): error TS2411: Property 'd' of type 'string' is not assignable to string index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts(31,5): error TS2411: Property 'c' of type 'number' is not assignable to string index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts(32,5): error TS2411: Property 'd' of type 'string' is not assignable to string index type 'A'.
tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts(36,5): error TS2322: Type '{ a: typeof A; b: typeof B; }' is not assignable to type '{ [x: string]: A; }'.
Property 'a' is incompatible with index signature.
Type 'typeof A' is not assignable to type 'A'.
Property 'foo' is missing in type 'typeof A'.
==== tests/cases/conformance/types/objectTypeLiteral/indexSignatures/stringIndexerConstrainsPropertyDeclarations2.ts (7 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: string]: A;
a: A; // ok
b: B; // ok
c: number; // error
~~~~~~~~~~
!!! error TS2411: Property 'c' of type 'number' is not assignable to string index type 'A'.
d: string; // error
~~~~~~~~~~
!!! error TS2411: Property 'd' of type 'string' is not assignable to string index type 'A'.
}
interface Foo2 {
[x: string]: A;
a: A; // ok
b: B; // ok
c: number; // error
~~~~~~~~~~
!!! error TS2411: Property 'c' of type 'number' is not assignable to string index type 'A'.
d: string; // error
~~~~~~~~~~
!!! error TS2411: Property 'd' of type 'string' is not assignable to string index type 'A'.
}
var a: {
[x: string]: A;
a: A; // ok
b: B; // ok
c: number; // error
~~~~~~~~~~
!!! error TS2411: Property 'c' of type 'number' is not assignable to string index type 'A'.
d: string; // error
~~~~~~~~~~
!!! error TS2411: Property 'd' of type 'string' is not assignable to string index type 'A'.
};
// error
var b: { [x: string]: A } = {
~
!!! error TS2322: Type '{ a: typeof A; b: typeof B; }' is not assignable to type '{ [x: string]: A; }'.
!!! error TS2322: Property 'a' is incompatible with index signature.
!!! error TS2322: Type 'typeof A' is not assignable to type 'A'.
!!! error TS2322: Property 'foo' is missing in type 'typeof A'.
a: A,
b: B
}
|
