bc518174
 王天杨
提交两个项目文件
|
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
|
"use strict";
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = unstable_memoTheme;
var _preprocessStyles = _interopRequireDefault(require("./preprocessStyles"));
/* eslint-disable @typescript-eslint/naming-convention */
// We need to pass an argument as `{ theme }` for PigmentCSS, but we don't want to
// allocate more objects.
const arg = {
theme: undefined
};
/**
* Memoize style function on theme.
* Intended to be used in styled() calls that only need access to the theme.
*/
function unstable_memoTheme(styleFn) {
let lastValue;
let lastTheme;
return function styleMemoized(props) {
let value = lastValue;
if (value === undefined || props.theme !== lastTheme) {
arg.theme = props.theme;
value = (0, _preprocessStyles.default)(styleFn(arg));
lastValue = value;
lastTheme = props.theme;
}
return value;
};
}
|
