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obj.path.js
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obj.path.js
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const o = function(obj) {
var current = obj || {};
return {
merge: function(obj1, obj2) {
if (obj1.constructor !== Object && obj2.constructor !== Object) return obj2;
for (var p in obj2) {
try {
if (obj1[p].constructor == Object && obj2[p].constructor == Object) {
obj1[p] = this.merge(obj1[p], obj2[p]);
} else if (obj1[p].constructor == Object && obj2[p].constructor == Array) {
if (obj2[p].length === 0) {
obj2[p] = {}
}
obj1[p] = this.merge(obj1[p], obj2[p]);
} else {
obj1[p] = obj2[p];
}
} catch (e) {
obj1[p] = obj2[p];
}
}
return obj1;
},
path: function(_path, _value, _obj) {
var i;
if (!_obj) {
_obj = current;
}
if (typeof(_path) === 'string') {
return this.path(_path.split('.'), _value);
}
if (_value === undefined) {
//get
for (i = 0; i < _path.length; ++i) {
if (current[_path[i]] === undefined) {
return undefined;
} else {
current = current[_path[i]];
}
}
return current;
} else if (_value === null) {
//del
if (_path.length === 1) {
delete(_obj[_path[0]]);
return _obj;
}
if (!_obj[_path[0]]) return _obj;
_obj[_path[0]] = this.path(_path.slice(1), _value, _obj[_path[0]]);
} else {
//set
if(_path===null){
return _value;
}
if (_path.length === 1) {
_obj[_path[0]] = _value;
return _obj;
}
if (!_obj[_path[0]] || !(_obj[_path[0]] instanceof Object)) _obj[_path[0]] = {};
_obj[_path[0]] = this.path(_path.slice(1), _value, _obj[_path[0]]);
}
return _obj;
}
};
};