# To make a package conditionally export: # A package can see whether another module was already imported, # and conditionally act and e.g. import it and rebind/export some symbols: (var- bla false) (compwhen (not (some |(string/has-suffix? "dataframes.janet" $) (keys module/cache))) (import declarative-dsls/dataframes :as "no" :export false) (set bla true)) (compwhen bla (def print-as-table no/print-as-table) (def select no/select) (def populate-df! no/populate-df!) (def rows->dataframe no/rows->dataframe) (def dataframe->rows no/dataframe->rows)) # From: https://codeberg.org/veqq/declarative-dsls/src/branch/master/src/declarative-dsls/logic.janet