Fix warnings on Elixir 1.19 (#150)

Author: SteffenDE

lib/expo/mo.ex

@@ -129,7 +129,7 @@ defmodule Expo.MO do
           | {:error, InvalidFileError.t() | UnsupportedVersionError.t() | File.posix()}
   def parse_file(path, options \\ []) when is_list(options) do
     with {:ok, contents} <- File.read(path),
-         {:ok, po} <- Parser.parse(contents, Keyword.put_new(options, :file, path)) do
+         {:ok, %Messages{} = po} <- Parser.parse(contents, Keyword.put_new(options, :file, path)) do
       {:ok, %Messages{po | file: path}}
     else
       {:error, %mod{} = error} when mod in [InvalidFileError, UnsupportedVersionError] ->

lib/expo/po/parser.ex

@@ -14,7 +14,7 @@ defmodule Expo.PO.Parser do
 
     with {:ok, tokens} <- tokenize(content, opts),
          {:ok, po} <- parse_tokens(tokens),
-         {:ok, po} <- check_for_duplicates(po) do
+         {:ok, %Messages{} = po} <- check_for_duplicates(po) do
       {:ok, %Messages{po | file: Keyword.get(opts, :file)}}
     else
       {:error, %mod{} = error} when mod in [SyntaxError, DuplicateMessagesError] ->

mix.exs

@@ -24,14 +24,6 @@ defmodule Expo.MixProject do
           else
             []
           end,
-      preferred_cli_env: [
-        coveralls: :test,
-        "coveralls.detail": :test,
-        "coveralls.html": :test,
-        "coveralls.json": :test,
-        "coveralls.post": :test,
-        "coveralls.xml": :test
-      ],
       package: package(),
       yecc_options: if(Mix.env() in [:dev, :test], do: [verbose: true])
     ]
@@ -55,6 +47,19 @@ defmodule Expo.MixProject do
     ]
   end
 
+  def cli do
+    [
+      preferred_envs: [
+        coveralls: :test,
+        "coveralls.detail": :test,
+        "coveralls.html": :test,
+        "coveralls.json": :test,
+        "coveralls.post": :test,
+        "coveralls.xml": :test
+      ]
+    ]
+  end
+
   defp docs do
     [
       source_url: @source_url,