2010-10-20 20:11:15 +02:00
|
|
|
/*
|
|
|
|
|
|
|
|
Copyright 2010, Google Inc.
|
|
|
|
All rights reserved.
|
|
|
|
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
|
|
modification, are permitted provided that the following conditions are
|
|
|
|
met:
|
|
|
|
|
|
|
|
* Redistributions of source code must retain the above copyright
|
|
|
|
notice, this list of conditions and the following disclaimer.
|
|
|
|
* Redistributions in binary form must reproduce the above
|
|
|
|
copyright notice, this list of conditions and the following disclaimer
|
|
|
|
in the documentation and/or other materials provided with the
|
|
|
|
distribution.
|
|
|
|
* Neither the name of Google Inc. nor the names of its
|
|
|
|
contributors may be used to endorse or promote products derived from
|
|
|
|
this software without specific prior written permission.
|
|
|
|
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
|
|
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
|
|
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
|
|
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
|
|
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
|
|
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
|
|
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
|
|
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
|
|
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
|
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
|
|
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
2010-01-30 02:05:30 +01:00
|
|
|
function cloneDeep(o) {
|
|
|
|
if (o === undefined || o === null) {
|
|
|
|
return o;
|
|
|
|
} else if (o instanceof Function) {
|
|
|
|
return o;
|
|
|
|
} else if (o instanceof Array) {
|
|
|
|
var a = [];
|
|
|
|
for (var i = 0; i < o.length; i++) {
|
|
|
|
a.push(cloneDeep(o[i]));
|
|
|
|
}
|
|
|
|
return a;
|
|
|
|
} else if (o instanceof Object) {
|
|
|
|
var a = {};
|
|
|
|
for (var n in o) {
|
|
|
|
if (o.hasOwnProperty(n)) {
|
|
|
|
a[n] = cloneDeep(o[n]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return a;
|
|
|
|
} else {
|
|
|
|
return o;
|
|
|
|
}
|
|
|
|
}
|