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
|
tests/cases/compiler/booleanAssignment.ts(2,1): error TS2322: Type '1' is not assignable to type 'Boolean'.
tests/cases/compiler/booleanAssignment.ts(3,1): error TS2322: Type '"a"' is not assignable to type 'Boolean'.
tests/cases/compiler/booleanAssignment.ts(4,1): error TS2322: Type '{}' is not assignable to type 'Boolean'.
Types of property 'valueOf' are incompatible.
Type '() => Object' is not assignable to type '() => boolean'.
Type 'Object' is not assignable to type 'boolean'.
==== tests/cases/compiler/booleanAssignment.ts (3 errors) ====
var b = new Boolean();
b = 1; // Error
~
!!! error TS2322: Type '1' is not assignable to type 'Boolean'.
b = "a"; // Error
~
!!! error TS2322: Type '"a"' is not assignable to type 'Boolean'.
b = {}; // Error
~
!!! error TS2322: Type '{}' is not assignable to type 'Boolean'.
!!! error TS2322: Types of property 'valueOf' are incompatible.
!!! error TS2322: Type '() => Object' is not assignable to type '() => boolean'.
!!! error TS2322: Type 'Object' is not assignable to type 'boolean'.
var o = {};
o = b; // OK
b = true; // OK
var b2:boolean;
b = b2; // OK
|
