Removes markdown dependency, fixes bugs

lib/ex_brace_expansion.ex

@@ -19,7 +19,7 @@ defmodule ExBraceExpansion do
 
   ## Examples
       iex> import ExBraceExpansion
-      nil
+      ExBraceExpansion
 
       iex> expand("file-{a,b,c}.jpg")
       ["file-a.jpg", "file-b.jpg", "file-c.jpg"]
@@ -224,17 +224,18 @@ defmodule ExBraceExpansion do
         [post_parts_hd | post_parts_tail] = post_parts
         p = List.update_at(p, length(p) - 1, fn val -> val <> post_parts_hd end)
         p = p ++ post_parts_tail
+        [] ++ p
+      else
+        [] ++ p
       end
-
-      [] ++ p
     end
   end
 
   defp numeric(val) do
     try do
       String.to_integer(val)
     rescue
-      _ -> hd(to_char_list(val))
+      _ -> hd(to_charlist(val))
     end
   end
 
@@ -256,13 +257,16 @@ defmodule ExBraceExpansion do
       if need > 0 do
         front_padding = Enum.join(Enum.map(0..(need-1), fn _ -> "0" end), "")
         if i < 0 do
-          c = "-" <> front_padding <> String.slice(c, 1, String.length(c))
+          "-" <> front_padding <> String.slice(c, 1, String.length(c))
         else
-          c = front_padding <> c
+          front_padding <> c
         end
+      else
+        c
       end
+    else
+      c
     end
-    c
   end
 
 end

mix.exs

@@ -5,9 +5,9 @@ defmodule ExBraceExpansion.Mixfile do
     [app: :ex_brace_expansion,
      version: "0.0.2",
      elixir: "~> 1.0",
-     description: description,
-     package: package,
-     deps: deps]
+     description: description(),
+     package: package(),
+     deps: deps()]
   end
 
   # Configuration for the OTP application
@@ -28,8 +28,7 @@ defmodule ExBraceExpansion.Mixfile do
   # Type `mix help deps` for more examples and options
   defp deps do
     [
-      {:ex_doc, "~> 0.7", only: :dev},
-      {:markdown, github: "devinus/markdown"}
+      {:ex_doc, "~> 0.7", only: :dev}
     ]
   end
 

mix.lock

@@ -1,3 +1,5 @@
-%{"ex_doc": {:hex, :ex_doc, "0.7.2"},
-  "hoedown": {:git, "git://github.com/hoedown/hoedown.git", "2a4cf17c70e6572ed42cdca3ea7ca3e768ed17be", []},
-  "markdown": {:git, "git://github.com/devinus/markdown.git", "cd0df79b6f1cc374499d47f6ba6aaab5096f874f", []}}
+%{
+  "ex_doc": {:hex, :ex_doc, "0.7.2", "c24bd9efdace906c23c943280a3d29c15e649e4c0eeca92f6ee35723f44691a7", [:mix], [], "hexpm", "8bb0b9272b4b427a0f8f915b85a82a3296be8c3a3814891b1c9d090839b5d396"},
+  "hoedown": {:git, "https://github.com/hoedown/hoedown.git", "980b9c549b4348d50b683ecee6abee470b98acda", []},
+  "markdown": {:git, "https://github.com/devinus/markdown.git", "d065dbcc4e242a85ca2516fdadd0082712871fd8", []},
+}

test/ex_brace_expansion/concat_map_test.exs

@@ -34,6 +34,6 @@ defmodule ConcatMapTest do
   end
 
   test "nils" do
-    assert concat_map(["a", "b", "c", "d"], fn _ -> end) == [ nil, nil, nil, nil ]
+    assert concat_map(["a", "b", "c", "d"], fn _ -> nil; end) == [ nil, nil, nil, nil ]
   end
 end