From 1b355314f6d4a216ef3341e2adba19eaf2cad336 Mon Sep 17 00:00:00 2001
From: Norbert Melzer <timmelzer@gmail.com>
Date: Thu, 7 May 2015 20:54:11 +0200
Subject: [PATCH 1/3] consolidated new/1 and new/2

---
 lib/array.ex | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/lib/array.ex b/lib/array.ex
index 4fc9639..0a62921 100644
--- a/lib/array.ex
+++ b/lib/array.ex
@@ -11,15 +11,6 @@ defmodule Array do
   @type opt :: {:fixed, boolean} | :fixed | {:default, any} | {:size, non_neg_integer} | non_neg_integer
   @type orddict :: [{index, element}]
 
-  @doc """
-  Creates a new, extendible array with initial size zero.
-  The default value is the atom nil, not undefined.
-  """
-  @spec new() :: t 
-  def new() do
-    %Array{content: :array.new({:default, nil})}
-  end
-
   @doc """
   Creates a new fixed array according to the given options.
   By default, the array is extendible and has initial size zero.
@@ -38,7 +29,7 @@ defmodule Array do
       * Sets the default value for the array to `value`.
   """
   @spec new(opts) :: t
-  def new(options) do
+  def new(options \\ []) do
     if is_list(options) do
       %Array{content: :array.new([{:default, nil} | options])}
     else

From 954d0a474e71c0ba53c1e364341484b0dc8efff3 Mon Sep 17 00:00:00 2001
From: Norbert Melzer <timmelzer@gmail.com>
Date: Thu, 7 May 2015 20:54:30 +0200
Subject: [PATCH 2/3] Consolidated from_list/1 and from_list/2

---
 lib/array.ex | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/lib/array.ex b/lib/array.ex
index 0a62921..ba99f43 100644
--- a/lib/array.ex
+++ b/lib/array.ex
@@ -94,13 +94,6 @@ defmodule Array do
   def foldr(%Array{content: c}, acc, fun),
     do: :array.foldr(fun, acc, c)
 
-  @doc """
-  Equivalent to `from_list(list, nil)`.
-  """
-  @spec from_list(list) :: t
-  def from_list(list),
-    do: %Array{content: :array.from_list(list, nil)}
-
   @doc """
   Converts a list to an extendible array.
   `default` is used as the value for uninitialized entries of the array.
@@ -108,7 +101,7 @@ defmodule Array do
   If `list` is not a proper list, the call raises `ArgumentError`.
   """
   @spec from_list(list, any) :: t
-  def from_list(list, default),
+  def from_list(list, default \\ nil),
     do: %Array{content: :array.from_list(list, default)}
 
   @doc """

From cc86b9b366e24c24a943fa848d838a4fc8272249 Mon Sep 17 00:00:00 2001
From: Norbert Melzer <timmelzer@gmail.com>
Date: Thu, 7 May 2015 20:54:45 +0200
Subject: [PATCH 3/3] Consolidated from_orddict/1 and from_orddict/2

---
 lib/array.ex | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/lib/array.ex b/lib/array.ex
index ba99f43..b6f46cd 100644
--- a/lib/array.ex
+++ b/lib/array.ex
@@ -104,13 +104,6 @@ defmodule Array do
   def from_list(list, default \\ nil),
     do: %Array{content: :array.from_list(list, default)}
 
-  @doc """
-  Equivalent to `from_orddict(orddict, nil)`.
-  """
-  @spec from_orddict(orddict) :: t
-  def from_orddict(orddict),
-    do: %Array{content: :array.from_orddict(orddict, nil)}
-
   @doc """
   Converts an ordered list of pairs `{index, value}` to a corresponding extendible array.
   `default` is used as the value for uninitialized entries of the array.
@@ -119,7 +112,7 @@ defmodule Array do
   the call raises `ArgumentError`.
   """
   @spec from_orddict(orddict, any) :: t
-  def from_orddict(orddict, default),
+  def from_orddict(orddict, default \\ nil),
     do: %Array{content: :array.from_orddict(orddict, default)}
 
   @doc """