IndexBuffer.GenSourcefreeze t returns a vector containing all committed values of the generator. The generator must not be used after freezing.
val freeze_map :
('n, 'a) t ->
('n Fix.Indexing.index -> 'a -> 'b) ->
('n, 'b) Fix.Indexing.vectorfreeze_map t f returns a vector by applying f to each index and value. The function receives the index and the associated value.