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
|
//// [destructuringInitializerContextualTypeFromContext.ts]
interface SFC<P = {}> {
(props: P & { children?: any }): any | null;
}
interface Props {
name: "Apollo" | "Artemis" | "Dionysus" | "Persephone";
}
const Parent: SFC<Props> = ({
children,
name = "Artemis",
...props
}) => Child({name, ...props});
const Child: SFC<Props> = ({
children,
name = "Artemis",
...props
}) => `name: ${name} props: ${JSON.stringify(props)}`;
// Repro from #29189
declare function f(g: (as: string[]) => void): void
f(([_1, _2 = undefined]) => undefined)
//// [destructuringInitializerContextualTypeFromContext.js]
"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)
t[p[i]] = s[p[i]];
return t;
};
var Parent = function (_a) {
var children = _a.children, _b = _a.name, name = _b === void 0 ? "Artemis" : _b, props = __rest(_a, ["children", "name"]);
return Child(__assign({ name: name }, props));
};
var Child = function (_a) {
var children = _a.children, _b = _a.name, name = _b === void 0 ? "Artemis" : _b, props = __rest(_a, ["children", "name"]);
return "name: " + name + " props: " + JSON.stringify(props);
};
f(function (_a) {
var _1 = _a[0], _b = _a[1], _2 = _b === void 0 ? undefined : _b;
return undefined;
});
|
