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
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
//// [arrayAssignmentTest2.ts]
interface I1 {
IM1():void[];
}
class C1 implements I1 {
IM1():void[] {return null;}
C1M1():C1[] {return null;}
}
class C2 extends C1 {
C2M1():C2[] { return null;}
}
class C3 {
CM3M1() { return 3;}
}
/*
This behaves unexpectedly with the following types:
Type 1 of any[]:
* Type 2 of the following throws an error but shouldn't: () => void[], SomeClass[], and {one: 1}[].
* Type 2 of the following doesn't throw an error but should: {one: 1}, new() => SomeClass, SomeClass.
*/
var a1 : any = null;
var c1 : C1 = new C1();
var i1 : I1 = c1;
var c2 : C2 = new C2();
var c3 : C3 = new C3();
var o1 = {one : 1};
var f1 = function () { return new C1();}
var arr_any: any[] = [];
var arr_i1: I1[] = [];
var arr_c1: C1[] = [];
var arr_c2: C2[] = [];
var arr_i1_2: I1[] = [];
var arr_c1_2: C1[] = [];
var arr_c2_2: C2[] = [];
var arr_c3: C3[] = [];
// "clean up error" occurs at this point
arr_c3 = arr_c2_2; // should be an error - is
arr_c3 = arr_c1_2; // should be an error - is
arr_c3 = arr_i1_2; // should be an error - is
arr_any = f1; // should be an error - is
arr_any = function () { return null;} // should be an error - is
arr_any = o1; // should be an error - is
arr_any = a1; // should be ok - is
arr_any = c1; // should be an error - is
arr_any = c2; // should be an error - is
arr_any = c3; // should be an error - is
arr_any = i1; // should be an error - is
//// [arrayAssignmentTest2.js]
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var C1 = /** @class */ (function () {
function C1() {
}
C1.prototype.IM1 = function () { return null; };
C1.prototype.C1M1 = function () { return null; };
return C1;
}());
var C2 = /** @class */ (function (_super) {
__extends(C2, _super);
function C2() {
return _super !== null && _super.apply(this, arguments) || this;
}
C2.prototype.C2M1 = function () { return null; };
return C2;
}(C1));
var C3 = /** @class */ (function () {
function C3() {
}
C3.prototype.CM3M1 = function () { return 3; };
return C3;
}());
/*
This behaves unexpectedly with the following types:
Type 1 of any[]:
* Type 2 of the following throws an error but shouldn't: () => void[], SomeClass[], and {one: 1}[].
* Type 2 of the following doesn't throw an error but should: {one: 1}, new() => SomeClass, SomeClass.
*/
var a1 = null;
var c1 = new C1();
var i1 = c1;
var c2 = new C2();
var c3 = new C3();
var o1 = { one: 1 };
var f1 = function () { return new C1(); };
var arr_any = [];
var arr_i1 = [];
var arr_c1 = [];
var arr_c2 = [];
var arr_i1_2 = [];
var arr_c1_2 = [];
var arr_c2_2 = [];
var arr_c3 = [];
// "clean up error" occurs at this point
arr_c3 = arr_c2_2; // should be an error - is
arr_c3 = arr_c1_2; // should be an error - is
arr_c3 = arr_i1_2; // should be an error - is
arr_any = f1; // should be an error - is
arr_any = function () { return null; }; // should be an error - is
arr_any = o1; // should be an error - is
arr_any = a1; // should be ok - is
arr_any = c1; // should be an error - is
arr_any = c2; // should be an error - is
arr_any = c3; // should be an error - is
arr_any = i1; // should be an error - is
|
