lib/lisp/interpreter/core/functional.rb in lisp-interpreter-0.4.1 vs lib/lisp/interpreter/core/functional.rb in lisp-interpreter-0.4.2

@@ -69,10 +69,11 @@
     value = find_all_values tmp[idx + 1..-1]
     funcs.reverse.each do |t|
       value = value.to_s unless value.is_a? Array
       value = calc_input_val ['(', t, *value, ')']
     end
-    value
+    is_arr = value.is_a? Array
+    is_arr ? value[0] : value
   end
 
   def build_compose_expr(funcs)
     expr = ['(', 'x', ')']
     funcs.each do |f|