feat(devices): attach aliases in device_info

Author: haithium

src/evdev/devices.lua

@@ -8,9 +8,7 @@ local list_aliases = core.list_aliases
 local list_devices = core.list_devices
 
 ---@type evdev.devices
-local M = {
-  device_info = core.device_info,
-}
+local M = {}
 
 ---@type fun(devs:evdev.deviceInfo[], paths:table<string,evdev.deviceInfo>, field:"id_aliases"|"path_aliases")
 local function attach_alias(devs, paths, field)
@@ -84,6 +82,17 @@ function M.list_devices()
   return devs
 end
 
+function M.device_info(path)
+  local info, err = core.device_info(path)
+  if not info then
+    return nil, err
+  end
+
+  attach_aliases({ info })
+
+  return info
+end
+
 function M.find(query)
   validate("query", query, "string")
   local matches, err = M.find_all(query)

tests/devices.test.lua

@@ -214,5 +214,23 @@ describe("evdev.devices", function()
         device_info(false) ---@diagnostic disable-line
       end)
     end)
+
+    it("attaches alias lists when present", function()
+      local dev_with_id = find_by_id(devs)
+      if dev_with_id then
+        local info = assert(device_info(dev_with_id.path))
+        assert.Table(info.id_aliases)
+        assert.True(#info.id_aliases > 0)
+        assert.Same(dev_with_id.id_aliases, info.id_aliases)
+      end
+
+      local dev_with_path = find_by_path(devs)
+      if dev_with_path then
+        local info = assert(device_info(dev_with_path.path))
+        assert.Table(info.path_aliases)
+        assert.True(#info.path_aliases > 0)
+        assert.Same(dev_with_path.path_aliases, info.path_aliases)
+      end
+    end)
   end)
 end)