nicecode-v2/packages/map/es/utils.js

36 lines
1.1 KiB
JavaScript

var getRawType = function getRawType(val) {
return Object.prototype.toString.call(val).slice(8, -1);
};
var isPlainObjectOrArray = function isPlainObjectOrArray(val) {
return isPlainObject(val) || Array.isArray(val);
};
var isPlainObject = function isPlainObject(val) {
return getRawType(val) === 'Object';
};
export var merge = function merge(object) {
for (var _len = arguments.length, sources = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
sources[_key - 1] = arguments[_key];
}
for (var _i = 0, _sources = sources; _i < _sources.length; _i++) {
var source = _sources[_i];
for (var key in source) {
if (source[key] === undefined && key in object) {
continue;
}
if (isPlainObjectOrArray(source[key])) {
if (getRawType(object[key] === getRawType(source[key]))) {
if (isPlainObject(object[key])) {
merge(object[key], source[key]);
} else {
object[key] = object[key].concat(source[key]);
}
} else {
object[key] = source[key];
}
} else {
object[key] = source[key];
}
}
}
return object;
};