1
|
import superPropBase from "./superPropBase";
|
2
|
import defineProperty from "./defineProperty";
|
3
|
|
4
|
function set(target, property, value, receiver) {
|
5
|
if (typeof Reflect !== "undefined" && Reflect.set) {
|
6
|
set = Reflect.set;
|
7
|
} else {
|
8
|
set = function set(target, property, value, receiver) {
|
9
|
var base = superPropBase(target, property);
|
10
|
var desc;
|
11
|
|
12
|
if (base) {
|
13
|
desc = Object.getOwnPropertyDescriptor(base, property);
|
14
|
|
15
|
if (desc.set) {
|
16
|
desc.set.call(receiver, value);
|
17
|
return true;
|
18
|
} else if (!desc.writable) {
|
19
|
return false;
|
20
|
}
|
21
|
}
|
22
|
|
23
|
desc = Object.getOwnPropertyDescriptor(receiver, property);
|
24
|
|
25
|
if (desc) {
|
26
|
if (!desc.writable) {
|
27
|
return false;
|
28
|
}
|
29
|
|
30
|
desc.value = value;
|
31
|
Object.defineProperty(receiver, property, desc);
|
32
|
} else {
|
33
|
defineProperty(receiver, property, value);
|
34
|
}
|
35
|
|
36
|
return true;
|
37
|
};
|
38
|
}
|
39
|
|
40
|
return set(target, property, value, receiver);
|
41
|
}
|
42
|
|
43
|
export default function _set(target, property, value, receiver, isStrict) {
|
44
|
var s = set(target, property, value, receiver || target);
|
45
|
|
46
|
if (!s && isStrict) {
|
47
|
throw new Error('failed to set property');
|
48
|
}
|
49
|
|
50
|
return value;
|
51
|
}
|