Current section

Files

Jump to
phoenix_live_reload lib phoenix_live_reload channel.ex
Raw

lib/phoenix_live_reload/channel.ex

defmodule Phoenix.LiveReload.Channel do
use Phoenix.Channel
@moduledoc """
Phoenix's live-reload channel
"""
def join("phoenix:live_reload", _msg, socket) do
{:ok, _} = Application.ensure_all_started(:phoenix_live_reload)
patterns = socket.endpoint.config(:live_reload)[:patterns]
:fs.subscribe()
{:ok, assign(socket, :patterns, patterns)}
end
def handle_info({_pid, {:fs, :file_event}, {path, _event}}, socket) do
if matches_any_pattern?(path, socket.assigns[:patterns]) do
asset_type = Path.extname(path) |> String.lstrip(?.)
push socket, "assets_change", %{asset_type: asset_type}
end
{:noreply, socket}
end
def matches_any_pattern?(path, patterns) do
path = to_string(path)
Enum.any?(patterns, fn pattern ->
String.match?(path, pattern) and !String.match?(path, ~r/_build/)
end)
end
end