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
135
136
137
138
139
140
|
//// [destructuringParameterDeclaration3ES5iterable.ts]
// If the parameter is a rest parameter, the parameter type is any[]
// A type annotation for a rest parameter must denote an array type.
// RestParameter:
// ... Identifier TypeAnnotation(opt)
type arrayString = Array<String>
type someArray = Array<String> | number[];
type stringOrNumArray = Array<String|Number>;
function a1(...x: (number|string)[]) { }
function a2(...a) { }
function a3(...a: Array<String>) { }
function a4(...a: arrayString) { }
function a5(...a: stringOrNumArray) { }
function a9([a, b, [[c]]]) { }
function a10([a, b, [[c]], ...x]) { }
function a11([a, b, c, ...x]: number[]) { }
var array = [1, 2, 3];
var array2 = [true, false, "hello"];
a2([...array]);
a1(...array);
a9([1, 2, [["string"]], false, true]); // Parameter type is [any, any, [[any]]]
a10([1, 2, [["string"]], false, true]); // Parameter type is any[]
a10([1, 2, 3, false, true]); // Parameter type is any[]
a10([1, 2]); // Parameter type is any[]
a11([1, 2]); // Parameter type is number[]
// Rest parameter with generic
function foo<T>(...a: T[]) { }
foo<number|string>("hello", 1, 2);
foo("hello", "world");
enum E { a, b }
const enum E1 { a, b }
function foo1<T extends Number>(...a: T[]) { }
foo1(1, 2, 3, E.a);
foo1(1, 2, 3, E1.a, E.b);
//// [destructuringParameterDeclaration3ES5iterable.js]
// If the parameter is a rest parameter, the parameter type is any[]
// A type annotation for a rest parameter must denote an array type.
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spread = (this && this.__spread) || function () {
for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));
return ar;
};
function a1() {
var x = [];
for (var _i = 0; _i < arguments.length; _i++) {
x[_i] = arguments[_i];
}
}
function a2() {
var a = [];
for (var _i = 0; _i < arguments.length; _i++) {
a[_i] = arguments[_i];
}
}
function a3() {
var a = [];
for (var _i = 0; _i < arguments.length; _i++) {
a[_i] = arguments[_i];
}
}
function a4() {
var a = [];
for (var _i = 0; _i < arguments.length; _i++) {
a[_i] = arguments[_i];
}
}
function a5() {
var a = [];
for (var _i = 0; _i < arguments.length; _i++) {
a[_i] = arguments[_i];
}
}
function a9(_a) {
var _b = __read(_a, 3), a = _b[0], b = _b[1], _c = __read(_b[2], 1), _d = __read(_c[0], 1), c = _d[0];
}
function a10(_a) {
var _b = __read(_a), a = _b[0], b = _b[1], _c = __read(_b[2], 1), _d = __read(_c[0], 1), c = _d[0], x = _b.slice(3);
}
function a11(_a) {
var _b = __read(_a), a = _b[0], b = _b[1], c = _b[2], x = _b.slice(3);
}
var array = [1, 2, 3];
var array2 = [true, false, "hello"];
a2(__spread(array));
a1.apply(void 0, __spread(array));
a9([1, 2, [["string"]], false, true]); // Parameter type is [any, any, [[any]]]
a10([1, 2, [["string"]], false, true]); // Parameter type is any[]
a10([1, 2, 3, false, true]); // Parameter type is any[]
a10([1, 2]); // Parameter type is any[]
a11([1, 2]); // Parameter type is number[]
// Rest parameter with generic
function foo() {
var a = [];
for (var _i = 0; _i < arguments.length; _i++) {
a[_i] = arguments[_i];
}
}
foo("hello", 1, 2);
foo("hello", "world");
var E;
(function (E) {
E[E["a"] = 0] = "a";
E[E["b"] = 1] = "b";
})(E || (E = {}));
function foo1() {
var a = [];
for (var _i = 0; _i < arguments.length; _i++) {
a[_i] = arguments[_i];
}
}
foo1(1, 2, 3, E.a);
foo1(1, 2, 3, 0 /* a */, E.b);
|
