From 89f2d00d1f8ce3f4d8e4a6b409ab751383e00834 Mon Sep 17 00:00:00 2001
From: Frank Dugan III <frank3@duganator.com>
Date: Wed, 26 Mar 2025 22:07:55 -0500
Subject: [PATCH 1/2] feat: add igniter.add task

---
 lib/mix/tasks/igniter.add.ex        | 39 +++++++++++++++++++++++++++++
 test/mix/tasks/igniter.add_test.exs | 14 +++++++++++
 2 files changed, 53 insertions(+)
 create mode 100644 lib/mix/tasks/igniter.add.ex
 create mode 100644 test/mix/tasks/igniter.add_test.exs

diff --git a/lib/mix/tasks/igniter.add.ex b/lib/mix/tasks/igniter.add.ex
new file mode 100644
index 00000000..4a0c2728
--- /dev/null
+++ b/lib/mix/tasks/igniter.add.ex
@@ -0,0 +1,39 @@
+defmodule Mix.Tasks.Igniter.Add do
+  use Igniter.Mix.Task
+
+  @example "mix igniter.add dep1 dep2"
+
+  @shortdoc "Adds the provided deps to `mix.exs`"
+  @moduledoc """
+  #{@shortdoc}
+
+  This is only useful when you want to add a dependency without running its installer, since `igniter.install` already adds the dependency to `mix.exs`.
+
+  This task also gets the dependencies after completion.
+
+  ## Example
+
+  ```bash
+  #{@example}
+  ```
+  """
+
+  @impl Igniter.Mix.Task
+  def info(_argv, _composing_task) do
+    %Igniter.Mix.Task.Info{
+      positional: [deps: [rest: true]]
+    }
+  end
+
+  @impl Igniter.Mix.Task
+  def igniter(igniter) do
+    igniter.args.positional.deps
+    |> Enum.join(",")
+    |> String.split(",")
+    |> Enum.map(&String.to_atom/1)
+    |> Enum.reduce(igniter, fn name, igniter ->
+      Igniter.Project.Deps.add_dep(igniter, {name, ">= 0.0.0"})
+    end)
+    |> Igniter.add_task("deps.get")
+  end
+end
diff --git a/test/mix/tasks/igniter.add_test.exs b/test/mix/tasks/igniter.add_test.exs
new file mode 100644
index 00000000..a8872ebe
--- /dev/null
+++ b/test/mix/tasks/igniter.add_test.exs
@@ -0,0 +1,14 @@
+defmodule Mix.Tasks.Igniter.AddTest do
+  use ExUnit.Case
+  import Igniter.Test
+
+  test "adds dependencies" do
+    test_project()
+    |> apply_igniter!()
+    |> Igniter.compose_task("igniter.add", ["req"])
+    |> assert_has_patch("mix.exs", """
+     + |  {:req, ">= 0.0.0"}
+    """)
+    |> assert_has_task("deps.get", [])
+  end
+end

From b582b2643c193332d42dacd972f6fb426380c6a0 Mon Sep 17 00:00:00 2001
From: Frank Dugan III <frank3@duganator.com>
Date: Wed, 26 Mar 2025 22:36:13 -0500
Subject: [PATCH 2/2] refactor: use determine_dep_type_and_version/1 to get
 proper version

---
 lib/mix/tasks/igniter.add.ex        | 11 ++++++++---
 test/mix/tasks/igniter.add_test.exs |  2 +-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/lib/mix/tasks/igniter.add.ex b/lib/mix/tasks/igniter.add.ex
index 4a0c2728..7801df03 100644
--- a/lib/mix/tasks/igniter.add.ex
+++ b/lib/mix/tasks/igniter.add.ex
@@ -30,9 +30,14 @@ defmodule Mix.Tasks.Igniter.Add do
     igniter.args.positional.deps
     |> Enum.join(",")
     |> String.split(",")
-    |> Enum.map(&String.to_atom/1)
-    |> Enum.reduce(igniter, fn name, igniter ->
-      Igniter.Project.Deps.add_dep(igniter, {name, ">= 0.0.0"})
+    |> Enum.reduce(igniter, fn dep, igniter ->
+      case Igniter.Project.Deps.determine_dep_type_and_version(dep) do
+        {name, version} ->
+          Igniter.Project.Deps.add_dep(igniter, {name, version})
+
+        :error ->
+          raise "Could not determine source for requested package #{dep}"
+      end
     end)
     |> Igniter.add_task("deps.get")
   end
diff --git a/test/mix/tasks/igniter.add_test.exs b/test/mix/tasks/igniter.add_test.exs
index a8872ebe..d853e97c 100644
--- a/test/mix/tasks/igniter.add_test.exs
+++ b/test/mix/tasks/igniter.add_test.exs
@@ -7,7 +7,7 @@ defmodule Mix.Tasks.Igniter.AddTest do
     |> apply_igniter!()
     |> Igniter.compose_task("igniter.add", ["req"])
     |> assert_has_patch("mix.exs", """
-     + |  {:req, ">= 0.0.0"}
+     + |  {:req,
     """)
     |> assert_has_task("deps.get", [])
   end