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27 lines
707 B
27 lines
707 B
2 years ago
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var castPath = require('./castPath');
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var isStr = require('./isStr');
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var isObj = require('./isObj');
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var each = require('./each');
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exports = function(obj, prop, descriptor) {
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if (isStr(prop)) {
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defineProp(obj, prop, descriptor);
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} else if (isObj(prop)) {
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each(prop, function(descriptor, prop) {
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defineProp(obj, prop, descriptor);
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});
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}
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return obj;
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};
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function defineProp(obj, prop, descriptor) {
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var path = castPath(prop, obj);
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var lastProp = path.pop();
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while ((prop = path.shift())) {
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if (!obj[prop]) obj[prop] = {};
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obj = obj[prop];
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}
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Object.defineProperty(obj, lastProp, descriptor);
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}
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module.exports = exports;
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