vlookup.rb in soroban-0.3.0

- old
+ new

@@ -1,10 +1,13 @@
 # Return a value from the supplied range by searching the first column for the
 # supplied value, and then reading the result from the matching row.
 Soroban::define :VLOOKUP => lambda { |value, range, col, inexact|
   fc, fr, tc, tr = Soroban::getRange(range)
   i = walk("#{fc}#{fr}:#{fc}#{tr}").find_index(value)
-  return nil if i.nil?
-  (0...i).each { fr.next! }
-  (1...col).each { fc.next! }
-  eval("@#{fc}#{fr}.get")
+  if i.nil?
+    nil
+  else
+    (0...i).each { fr.next! }
+    (1...col).each { fc.next! }
+    eval("@#{fc}#{fr}.get")
+  end
 }