Object property sorting
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//SORT WITH STRINGIFICATION | |
sortProperties = function(o, fn) { | |
var res = {}; | |
var props = keys(o); | |
props = fn ? props.sort(fn): props.sort(); | |
for(var i = 0; i < props.length; i++) { | |
res[props[i]] = o[props[i]]; | |
} | |
return res; | |
}; | |
var orderedStrigify = function(o, fn) { | |
var val = o; | |
var type = types[whatis(o)]; | |
if(type === 3) { | |
val = _objectOrderedStrignify(o, fn); | |
} else if(type === 2) { | |
val = _arrayOrderedStringify(o, fn); | |
} else if(type === 1) { | |
val = '"'+val+'"'; | |
} | |
if(type !== 4) | |
return val; | |
}; | |
var _objectOrderedStrignify = function(o, fn) { | |
var res = '{'; | |
var props = keys(o); | |
props = fn ? props.sort(fn) : props.sort(); | |
for(var i = 0; i < props.length; i++) { | |
var val = orderedStrigify(o[props[i]], fn); | |
if(val !== undefined) | |
res += '"'+props[i]+'":'+ val+','; | |
} | |
var lid = res.lastIndexOf(','); | |
if (lid > -1) | |
res = res.substring(res, lid); | |
return res+'}'; | |
}; | |
var _arrayOrderedStringify = function(a, fn) { | |
var res = '['; | |
for(var i = 0; i < a.length; i++) { | |
var val = orderedStrigify(a[i], fn); | |
if(val !== undefined) | |
res += ''+ val+','; | |
} | |
var lid = res.lastIndexOf(','); | |
if (lid > -1) | |
res = res.substring(res, lid); | |
return res+']'; | |
}; | |
//SORT WITHOUT STRINGIFICATION | |
var deepSortProperties = function(o, fn) { | |
var res = o; | |
var type = types[whatis(o)]; | |
if(type === 3) { | |
res = _objectSortProperties(o, fn); | |
} else if(type === 2) { | |
res = _arraySortProperties(o, fn); | |
} | |
return res; | |
}; | |
var _objectSortProperties = function(o, fn) { | |
var props = keys(o); | |
props = fn ? props.sort(fn) : props.sort(); | |
var res = {}; | |
for(var i = 0; i < props.length; i++) { | |
res[props[i]] = deepSortProperties(o[props[i]]); | |
} | |
return res; | |
}; | |
var _arraySortProperties = function(a, fn) { | |
var res = []; | |
for(var i = 0; i < a.length; i++) { | |
res[i] = deepSortProperties(a[i]); | |
} | |
return res; | |
}; | |
//HELPER FUNCTIONS | |
var keys = function(o) { | |
if(Object.keys) | |
return Object.keys(o); | |
var res = []; | |
for (var i in o) { | |
res.push(i); | |
} | |
return res; | |
}; | |
var types = { | |
'integer': 0, | |
'float': 0, | |
'string': 1, | |
'array': 2, | |
'object': 3, | |
'function': 4, | |
'regexp': 5, | |
'date': 6, | |
'null': 7, | |
'undefined': 8, | |
'boolean': 9 | |
} | |
var getClass = function(val) { | |
return Object.prototype.toString.call(val) | |
.match(/^\[object\s(.*)\]$/)[1]; | |
}; | |
var whatis = function(val) { | |
if (val === undefined) | |
return 'undefined'; | |
if (val === null) | |
return 'null'; | |
var type = typeof val; | |
if (type === 'object') | |
type = getClass(val).toLowerCase(); | |
if (type === 'number') { | |
if (val.toString().indexOf('.') > 0) | |
return 'float'; | |
else | |
return 'integer'; | |
} | |
return type; | |
}; |
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