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Patch for dot notation handling null objects #39

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Patch for dot notation handling null objects #39

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11 changes: 10 additions & 1 deletion media/js/jquery.dataTables.js
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Expand Up @@ -6769,12 +6769,17 @@
if ( a.length == 2 )
{
return function (data) {
return data[ a[0] ][ a[1] ];
// Ensure we catch nulls in the chain
return (data[ a[0] ] == null) ? null : data[ a[0] ][ a[1] ];
};
}
else if ( a.length == 3 )
{
return function (data) {
// Ensure we catch nulls in the chain
if (data[ a[0] ] == null || data[ a[0] ][ a[1] ] == null){
return null;
}
return data[ a[0] ][ a[1] ][ a[2] ];
};
}
Expand All @@ -6784,6 +6789,10 @@
for ( var i=0, iLen=a.length ; i<iLen ; i++ )
{
data = data[ a[i] ];
// Ensure we catch nulls in the chain
if (data == null) {
return null;
}
}
return data;
};
Expand Down