Add components for Heroicons

lib/heroicons/generator.ex

@@ -0,0 +1,81 @@
+defmodule Heroicons.Generator do
+  defmacro __using__(icon_dir: icon_dir) do
+    icon_paths =
+      Path.absname(icon_dir, :code.priv_dir(:heroicons))
+      |> Path.join("*.svg")
+      |> Path.wildcard()
+
+    for path <- icon_paths do
+      generate(path)
+    end
+  end
+
+  @doc false
+  def generate(path) do
+    name =
+      Path.basename(path, ".svg")
+      |> String.replace("-", "_")
+      |> String.to_atom()
+
+    icon = File.read!(path)
+    {i, _} = :binary.match(icon, ">")
+    {head, body} = String.split_at(icon, i)
+
+    doc = """
+    ![](assets/#{Path.relative_to(path, :code.priv_dir(:heroicons))}) {: width=24px}
+
+    Use as a `Phoenix.Component`
+      <.#{name}>
+
+      <.#{name} class="h-6 w-6 text-gray-500">
+
+    Can also be used as a function (deprecated)
+
+      <%= #{name}() %>
+
+      <%= #{name}(class: "h-6 w-6 text-gray-500") %>
+    """
+
+    quote do
+      @doc unquote(doc)
+      def unquote(name)(assigns_or_opts \\ [])
+
+      def unquote(name)(var!(assigns)) when is_map(var!(assigns)) do
+        var!(attrs) = Phoenix.LiveView.Helpers.assigns_to_attributes(var!(assigns))
+
+        var!(assigns) = Phoenix.LiveView.assign(var!(assigns), :attrs, var!(attrs))
+
+        unquote(
+          EEx.compile_string(head <> "{@attrs}" <> body,
+            engine: Phoenix.LiveView.HTMLEngine,
+            file: __ENV__.file,
+            line: __ENV__.line + 1,
+            module: __ENV__.module,
+            indentation: 0
+          )
+        )
+      end
+
+      def unquote(name)(opts) when is_list(opts) do
+        IO.warn(
+          "<%= #{unquote(name)}(class: \"...\" %> is deprecated, " <>
+            "please use <.#{unquote(name)} class=\"...\" /> inside HEEx templates instead"
+        )
+
+        #        opts = Keyword.merge(unquote(default_attrs), opts)
+
+        attrs =
+          for {k, v} <- opts do
+            safe_k =
+              k |> Atom.to_string() |> String.replace("_", "-") |> Phoenix.HTML.Safe.to_iodata()
+
+            safe_v = v |> Phoenix.HTML.Safe.to_iodata()
+
+            {:safe, [?\s, safe_k, ?=, ?", safe_v, ?"]}
+          end
+
+        {:safe, [unquote(head), Phoenix.HTML.Safe.to_iodata(attrs), unquote(body)]}
+      end
+    end
+  end
+end

lib/heroicons/outline.ex

@@ -1,10 +0,0 @@
-defmodule Heroicons.Outline do
-  @moduledoc """
-  Outline style icons drawn with a stroke.
-
-  For primary navigation and marketing sections, designed to be rendered at 24x24.
-  """
-  @icon_dir "outline/"
-  @default_attrs [xmlns: "http://www.w3.org/2000/svg", fill: "none", viewBox: "0 0 24 24", stroke: "currentColor"]
-  @before_compile Heroicons
-end

lib/heroicons/solid.ex

@@ -1,11 +0,0 @@
-defmodule Heroicons.Solid do
-  @moduledoc """
-  Solid style icons drawn with fills.
-
-  For buttons, form elements, and to support text, designed to be rendered at 20x20.
-  """
-
-  @icon_dir "solid/"
-  @default_attrs [xmlns: "http://www.w3.org/2000/svg", viewBox: "0 0 20 20", fill: "currentColor"]
-  @before_compile Heroicons
-end