From 317ea5d2083f5c19a1a45b5c4d89c0f9a7ef9a11 Mon Sep 17 00:00:00 2001
From: Mahmut Surekci <msurekci@dctfh.com>
Date: Fri, 27 May 2016 15:51:45 +0100
Subject: [PATCH] Reposition MapSets koans. Reposition some of the koans to
 make it clear why MapSets are interesting.

---
 lib/koans/{17_map_sets.ex => 10_map_sets.ex}  | 24 +++++++++----------
 lib/koans/{10_structs.ex => 11_structs.ex}    |  0
 ...ern_matching.ex => 12_pattern_matching.ex} |  0
 .../{12_functions.ex => 13_functions.ex}      |  0
 lib/koans/{13_enums.ex => 14_enums.ex}        |  0
 .../{14_processes.ex => 15_processes.ex}      |  0
 lib/koans/{15_tasks.ex => 16_tasks.ex}        |  0
 lib/koans/{16_agents.ex => 17_agents.ex}      |  0
 .../{16_protocols.ex => 18_protocols.ex}      |  0
 lib/runner.ex                                 |  2 +-
 10 files changed, 13 insertions(+), 13 deletions(-)
 rename lib/koans/{17_map_sets.ex => 10_map_sets.ex} (85%)
 rename lib/koans/{10_structs.ex => 11_structs.ex} (100%)
 rename lib/koans/{11_pattern_matching.ex => 12_pattern_matching.ex} (100%)
 rename lib/koans/{12_functions.ex => 13_functions.ex} (100%)
 rename lib/koans/{13_enums.ex => 14_enums.ex} (100%)
 rename lib/koans/{14_processes.ex => 15_processes.ex} (100%)
 rename lib/koans/{15_tasks.ex => 16_tasks.ex} (100%)
 rename lib/koans/{16_agents.ex => 17_agents.ex} (100%)
 rename lib/koans/{16_protocols.ex => 18_protocols.ex} (100%)

diff --git a/lib/koans/17_map_sets.ex b/lib/koans/10_map_sets.ex
similarity index 85%
rename from lib/koans/17_map_sets.ex
rename to lib/koans/10_map_sets.ex
index 41ed908..6777150 100644
--- a/lib/koans/17_map_sets.ex
+++ b/lib/koans/10_map_sets.ex
@@ -1,21 +1,27 @@
 defmodule MapSets do
   use Koans
 
-  @intro "My name is Set, MapSet"
+  @intro "My name is Set, MapSet."
 
   @set MapSet.new([1, 2, 3, 4, 5])
 
-  koan "Does this value exist in the map set?" do
-    assert MapSet.member?(@set, 3) == ___
-  end
-
-  koan "Multiply everything by 3 in my set" do
+  koan "I am merely another collection but, you can perform some operations on me" do
     new_set = MapSet.new(@set, fn x -> 3 * x end)
 
     assert MapSet.member?(new_set, 15) == ___
     assert MapSet.member?(new_set, 1) == ___
   end
 
+  koan "However, I do not allow duplication" do
+    new_set = MapSet.new([1, 1, 2, 3, 3, 3])
+
+    assert MapSet.size(new_set) == ___
+  end
+
+  koan "Does this value exist in the map set?" do
+    assert MapSet.member?(@set, 3) == ___
+  end
+
   koan "Add this value into a map set" do
     modified_set = MapSet.put(@set, 6)
 
@@ -44,12 +50,6 @@ defmodule MapSets do
     assert MapSet.member?(intersection_set, 5) == ___
   end
 
-  koan "Duplication is a no-no" do
-    new_set = MapSet.new([1, 1, 2, 3, 3])
-
-    assert MapSet.size(new_set) == ___
-  end
-
   koan "Unify my sets" do
     new_set = MapSet.union(@set, MapSet.new([1, 5, 6, 7]))
 
diff --git a/lib/koans/10_structs.ex b/lib/koans/11_structs.ex
similarity index 100%
rename from lib/koans/10_structs.ex
rename to lib/koans/11_structs.ex
diff --git a/lib/koans/11_pattern_matching.ex b/lib/koans/12_pattern_matching.ex
similarity index 100%
rename from lib/koans/11_pattern_matching.ex
rename to lib/koans/12_pattern_matching.ex
diff --git a/lib/koans/12_functions.ex b/lib/koans/13_functions.ex
similarity index 100%
rename from lib/koans/12_functions.ex
rename to lib/koans/13_functions.ex
diff --git a/lib/koans/13_enums.ex b/lib/koans/14_enums.ex
similarity index 100%
rename from lib/koans/13_enums.ex
rename to lib/koans/14_enums.ex
diff --git a/lib/koans/14_processes.ex b/lib/koans/15_processes.ex
similarity index 100%
rename from lib/koans/14_processes.ex
rename to lib/koans/15_processes.ex
diff --git a/lib/koans/15_tasks.ex b/lib/koans/16_tasks.ex
similarity index 100%
rename from lib/koans/15_tasks.ex
rename to lib/koans/16_tasks.ex
diff --git a/lib/koans/16_agents.ex b/lib/koans/17_agents.ex
similarity index 100%
rename from lib/koans/16_agents.ex
rename to lib/koans/17_agents.ex
diff --git a/lib/koans/16_protocols.ex b/lib/koans/18_protocols.ex
similarity index 100%
rename from lib/koans/16_protocols.ex
rename to lib/koans/18_protocols.ex
diff --git a/lib/runner.ex b/lib/runner.ex
index 35bab7c..ac87ae5 100644
--- a/lib/runner.ex
+++ b/lib/runner.ex
@@ -9,6 +9,7 @@ defmodule Runner do
     Lists,
     KeywordLists,
     Maps,
+    MapSets,
     Structs,
     PatternMatching,
     Functions,
@@ -17,7 +18,6 @@ defmodule Runner do
     Tasks,
     Agents,
     Protocols,
-    MapSets,
   ]
 
   def koan?(koan), do: Enum.member?(@modules, koan)