Fix typos, compiler warning and improve language

lib/tds.ex

@@ -94,8 +94,8 @@ defmodule Tds do
   @spec query_multi(conn, iodata, list, [execute_option]) ::
           {:ok, resultset()}
           | {:error, Exception.t()}
-  def query_multi(conn, statemnt, params, opts \\ []) do
-    query = %Query{statement: statemnt}
+  def query_multi(conn, statement, params, opts \\ []) do
+    query = %Query{statement: statement}
 
     opts =
       opts

lib/tds/binary_utils.ex

@@ -175,22 +175,22 @@ defmodule Tds.BinaryUtils do
   defmacro int64, do: quote(do: signed - 64)
 
   @doc """
-  A 8-bit signed unsigned integer.
+  A 8-bit unsigned integer.
   """
   defmacro uint8, do: quote(do: unsigned - 8)
 
   @doc """
-  A 16-bit signed unsigned integer.
+  A 16-bit unsigned integer.
   """
   defmacro uint16, do: quote(do: unsigned - 16)
 
   @doc """
-  A 32-bit signed unsigned integer.
+  A 32-bit unsigned integer.
   """
   defmacro uint32, do: quote(do: unsigned - 32)
 
   @doc """
-  A 64-bit signed unsigned integer.
+  A 64-bit unsigned integer.
   """
   defmacro uint64, do: quote(do: unsigned - 64)
 
@@ -199,6 +199,9 @@ defmodule Tds.BinaryUtils do
   """
   defmacro float64, do: quote(do: signed - float - 64)
 
+  @doc """
+  A 32-bit signed float.
+  """
   defmacro float32, do: quote(do: signed - float - 32)
 
   defmacro binary(size), do: quote(do: binary - size(unquote(size)))

lib/tds/encoding/latin1.ex

@@ -29,7 +29,7 @@ defmodule Tds.Encoding.Latin1 do
   def encode(str, encoding) when is_binary(str) do
     raise Tds.Error,
           "`Tds.Encoding.Latin1` does not support encoding `#{encoding}`. " <>
-            "Please set `:text_encoder` in your config.exs to a module supports it."
+            "Please set `:text_encoder` in your config.exs to a module that supports it."
   end
 
   def decode(binary, "utf-16le") when is_binary(binary) do

lib/tds/error.ex

@@ -11,7 +11,7 @@ defmodule Tds.Error do
   ## Usage
 
       iex> raise Tds.Error
-      ** (Tds.Error) An error occured.
+      ** (Tds.Error) An error occurred.
 
       iex> raise Tds.Error, "some error"
       ** (Tds.Error) some error
@@ -63,7 +63,7 @@ defmodule Tds.Error do
       regex = String.replace_trailing(regex, "\n", "")
 
       if code == nil do
-        raise CompileError, "Error code must be integer value"
+        raise CompileError, "Error code must be an integer value"
       end
 
       {code, {type, regex}}

lib/tds/parameter.ex

@@ -82,8 +82,8 @@ defmodule Tds.Parameter do
   end
 
   def fix_data_type(%__MODULE__{type: nil, value: nil} = param) do
-    # should fix ecto has_one, on_change :nulify issue where type is not know when ecto
-    # build query/statement for on_chage callback
+    # should fix Ecto has_one, on_change :nullify issue where type is not known when Ecto
+    # builds query/statement for on_change callback
     %{param | type: :binary}
   end
 

lib/tds/protocol.ex

@@ -391,7 +391,7 @@ defmodule Tds.Protocol do
     server =
       data
       |> String.split(";;")
-      |> Enum.slice(0..-2)
+      |> Enum.slice(0..-2//-1)
       |> Enum.reduce([], fn str, acc ->
         server =
           str

lib/tds/protocol/prelogin.ex

@@ -41,7 +41,7 @@ defmodule Tds.Protocol.Prelogin do
   # @trace_id_token 0x05
   @fed_auth_required_token 0x06
   @nonce_opt_token 0x07
-  @termintator_token 0xFF
+  @terminator_token 0xFF
 
   # Encryption flags
   @encryption_off 0x00
@@ -69,7 +69,7 @@ defmodule Tds.Protocol.Prelogin do
 
     {iodata, _} =
       stream
-      |> Enum.reduce({[[], @termintator_token, []], start_offset}, fn
+      |> Enum.reduce({[[], @terminator_token, []], start_offset}, fn
         {token, option_data}, {[options, term, data], offset} ->
           data_length = byte_size(option_data)
 
@@ -265,7 +265,7 @@ defmodule Tds.Protocol.Prelogin do
   end
 
   defp decode_tokens(
-         <<@termintator_token, tail::binary>>,
+         <<@terminator_token, tail::binary>>,
          tokens,
          _s
        ) do