Better variable names.

[cellular-automata.git] / 003 / src / life.erl

diff --git a/003/src/life.erl b/003/src/life.erl
index f8b6bcc..74868da 100644 (file)
--- a/003/src/life.erl
+++ b/003/src/life.erl
@@ -12,10 +12,10 @@
 
 -record(state, {x            :: non_neg_integer()
                ,y            :: non_neg_integer()
-               ,n            :: non_neg_integer()
-               ,bar          :: string()
+               ,n            :: pos_integer()
+               ,bar          :: nonempty_string()
                ,board        :: array()
-               ,gen_count    :: non_neg_integer()
+               ,gen_count    :: pos_integer()
                ,gen_duration :: non_neg_integer()
                ,print_time   :: non_neg_integer()
                }).
@@ -89,7 +89,7 @@ do_print_status(Bar, X, Y, N, GenCount, TimeMic, PrintTimeMic) ->
 
 
 do_print_board(Board) ->
-    CharLists = array:to_list(
+    RowStrings = array:to_list(
         array:map(
             fun(_, Row) ->
                 array:to_list(
@@ -106,10 +106,10 @@ do_print_board(Board) ->
     ),
 
     ok = lists:foreach(
-        fun(CharList) ->
-            ok = io:format("~s~n", [CharList])
+        fun(RowString) ->
+            ok = io:format("~s~n", [RowString])
         end,
-        CharLists
+        RowStrings
     ).