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47 lines
1.5 KiB
47 lines
1.5 KiB
4 months ago
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import { __read } from "tslib";
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import { isPlainObject, isArray } from '@antv/util';
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var MAX_MIX_LEVEL = 5;
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var deep = function (dist, src, level, maxLevel) {
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if (level === void 0) { level = 0; }
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if (maxLevel === void 0) { maxLevel = MAX_MIX_LEVEL; }
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Object.entries(src).forEach(function (_a) {
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var _b = __read(_a, 2), key = _b[0], value = _b[1];
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var res = dist;
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if (Object.prototype.hasOwnProperty.call(src, key)) {
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if (!value) {
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// null 、 undefined 等情况直接赋值
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res[key] = value;
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}
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else if (isPlainObject(value)) {
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if (!isPlainObject(dist[key])) {
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res[key] = {};
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}
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if (level < maxLevel) {
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deep(dist[key], value, level + 1, maxLevel);
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}
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else {
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// 层级过深直接赋值，性能问题
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res[key] = src[key];
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}
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}
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else if (isArray(value)) {
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res[key] = [];
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res[key] = res[key].concat(value);
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}
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else {
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res[key] = value;
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}
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}
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});
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};
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export var deepAssign = function (rst) {
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var args = [];
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for (var _i = 1; _i < arguments.length; _i++) {
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args[_i - 1] = arguments[_i];
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}
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for (var i = 0; i < args.length; i += 1) {
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deep(rst, args[i]);
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}
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return rst;
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};
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//# sourceMappingURL=deep-assign.js.map
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