/* * call-seq: * term_enum.doc_freq -> integer * * Returns the document frequency of the current term pointed to by the enum. * That is the number of documents that this term appears in. The method * should only be called after a successful call to TermEnum#next. */ static VALUE frb_te_doc_freq(VALUE self) { TermEnum *te = (TermEnum *)DATA_PTR(self); return INT2FIX(te->curr_ti.doc_freq); }