lib/vasputils/potcar/concatenater.rb in vasputils-0.0.11 vs lib/vasputils/potcar/concatenater.rb in vasputils-0.0.12

@@ -5,33 +5,33 @@
 
 #
 #
 #
 class VaspUtils::Potcar::Concatenater
-  class NoPotcarError < Exception; end
+    class NoPotcarError < Exception; end
 
-  # 'potcar_path' indicates a storage directory of POTCARs.
-  # 'elem_potcar' indicates a correspondence
-  # between element symbol and prior POTCAR as Hash.
-  def initialize(potcar_path, elem_potcar)
-    @potcar_path = potcar_path
-    @elem_potcar = elem_potcar
-  end
+    # 'potcar_path' indicates a storage directory of POTCARs.
+    # 'elem_potcar' indicates a correspondence
+    # between element symbol and prior POTCAR as Hash.
+    def initialize(potcar_path, elem_potcar)
+        @potcar_path = potcar_path
+        @elem_potcar = elem_potcar
+    end
 
-  # Concatenate POTCARs.
-  # Write to io if defined
-  # Return string if io is nil.
-  def dump(elements, io = nil)
-    result = elements.map { |elem|
-      raise NoPotcarError unless @elem_potcar.include? elem
-      filename = @potcar_path + "/" + @elem_potcar[elem] + "/POTCAR"
-      File.read filename
-    }.join("")
+    # Concatenate POTCARs.
+    # Write to io if defined
+    # Return string if io is nil.
+    def dump(elements, io = nil)
+        result = elements.map { |elem|
+            raise NoPotcarError unless @elem_potcar.include? elem
+            filename = @potcar_path + "/" + @elem_potcar[elem] + "/POTCAR"
+            File.read filename
+        }.join("")
 
-    if io # is defined
-      io.print result
-    else
-      return result
+        if io # is defined
+            io.print result
+        else
+            return result
+        end
     end
-  end
 end