Sha256: 00add7ed3c631847e2e6911dd02ed2e1ef60a9c879f435bda24a37786da0b7a2
Contents?: true
Size: 614 Bytes
Versions: 84
Compression:
Stored size: 614 Bytes
Contents
-module(etl).
-export([transform/1]).
transform(OldValue) ->
orddict:to_list(
orddict:from_list(
lists:flatten(
invert(OldValue)
)
)
).
invert(Pairs) ->
lists:foldl(
fun({Key, Values}, A) ->
lists:foldl(
fun(Value, Acc) ->
orddict:update(
string:to_lower(Value),
fun (Old) ->
lists:flatten([Old] ++ [Key])
end,
Key,
Acc
)
end,
A,
Values
)
end,
orddict:new(),
Pairs
).
Version data entries
84 entries across 84 versions & 1 rubygems