Handle renaming documents

lib/pandoc/watcher.ex

@@ -3,6 +3,8 @@ defmodule Pandoc.Watcher do
 
   use GenServer
 
+  @events MapSet.new([:closed, :deleted, :moved_from, :moved_to])
+
   def start_link(args) do
     GenServer.start_link(__MODULE__, args)
   end
@@ -18,12 +20,8 @@ defmodule Pandoc.Watcher do
 
   @impl true
   def handle_info({:file_event, watcher_pid, {path, events}}, %{watcher_pid: watcher_pid} = state) do
-    case {String.match?(path, state[:pattern]), :closed in events or :deleted in events} do
-      {true, true} ->
-        Pandoc.install_and_run(state[:profile], [Path.basename(path) | state[:extra_args]])
-
-      _ ->
-        nil
+    if String.match?(path, state[:pattern]) and update?(events) do
+      Pandoc.install_and_run(state[:profile], [Path.basename(path) | state[:extra_args]])
     end
 
     {:noreply, state}
@@ -32,4 +30,8 @@ defmodule Pandoc.Watcher do
   def handle_info({:file_event, watcher_pid, :stop}, %{watcher_pid: watcher_pid} = state) do
     {:noreply, state}
   end
+
+  defp update?(events) do
+    events |> MapSet.new() |> MapSet.intersection(@events) |> MapSet.size() > 0
+  end
 end

mix.exs

@@ -1,7 +1,7 @@
 defmodule Pandoc.MixProject do
   use Mix.Project
 
-  @version "0.3.1"
+  @version "0.3.2"
   @source_url "https://webdevcat.me/git/pandoc/"
 
   def project do