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Add a unique_list function #185

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Oct 10, 2018
Merged

Add a unique_list function #185

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18 changes: 18 additions & 0 deletions pan/functions.pan
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Original file line number Diff line number Diff line change
Expand Up @@ -218,3 +218,21 @@ function full_hostname_from_object = {
return (OBJECT);
};


@documentation{
desc = Function to deduplicate the content of a list, only the first \
occurence of each element in the list will be kept in the final \
list returned to the caller
}
function unique_list = {
to_dict = dict();
to_list = list();
foreach(idx; item; ARGV[0]) {
itemid = to_string(item);
if (!exists(to_dict[escape(itemid)])) {
append(to_list, item);
to_dict[escape(itemid)] = 1;
};
};
to_list;
};