Ecto.ParameterizedType, time: ... for new/2

CHANGELOG.md

@@ -4,6 +4,11 @@
 
 - **BREAKING:** `type/1` has been renamed to `prefix/1`
 - `Ecto.ParameterizedType` implementation
+- `new/2` now accepts an optional keyword list to specify the UUID `time:` in unix milliseconds
+    ```elixir
+    iex> TypeID.new("test", time: 0)
+    #TypeID<"test_0000000000fq893mf5039xea5j">
+    ```
 
 ## 0.2.2
 

lib/type_id.ex

@@ -18,6 +18,9 @@ defmodule TypeID do
   @doc """
   Generates a new `t:t/0` with the given prefix.
 
+  **Optional**: Specify the time of the UUID v7 by passing
+  `time: unix_millisecond_time` as the second argument.
+
   ### Example
 
       iex> TypeID.new("acct")
@@ -25,9 +28,10 @@ defmodule TypeID do
 
   """
   @spec new(prefix :: String.t()) :: t()
-  def new(prefix) do
+  @spec new(prefix :: String.t(), Keyword.t()) :: t()
+  def new(prefix, opts \\ []) do
     suffix =
-      UUID.uuid7()
+      UUID.uuid7(opts)
       |> Base32.encode()
 
     %__MODULE__{prefix: prefix, suffix: suffix}

test/type_id_test.exs

@@ -1,6 +1,6 @@
 defmodule TypeIDTest do
   use ExUnit.Case
-  doctest TypeID, except: [new: 1]
+  doctest TypeID, except: [new: 2]
 
   describe "new/1" do
     test "returns a new TypeID struct" do
@@ -10,6 +10,15 @@ defmodule TypeIDTest do
     end
   end
 
+  describe "new/2" do
+    test "allows setting the time" do
+      time = ~U[1950-12-17 00:00:00Z] |> DateTime.to_unix(:millisecond)
+      tid = TypeID.new("test", time: time)
+      assert "test" == TypeID.prefix(tid)
+      assert "7zegbdn300" <> _ = TypeID.suffix(tid)
+    end
+  end
+
   describe "prefix/1" do
     test "returns the prefix of the given TypeID" do
       tid = TypeID.from_string!("test_01h44had5rfswbvpc383ktj0aa")