constructs a :ns and :ident root pair for comparison

outputs the :rval value of a :ref schema reference

creates the :ref schema attribute for the forward reference case

helper for forward-ref-attr

determines whether a ref attribute is reversible or not

reverses the keyword by either adding or removing ‘_’ in the value

checks whether the keyword is reversed (begins with ‘_’)

marks multiple ns/ident groups

creates forward and reverse attributes for a flattened schema

creates the reverse :ref schema attribute for backward reference

passes a function for use in reverse-ref-attr method to add additional params to schema