plugin loading error handling

assets/theme_mappings.py

@@ -13,5 +13,6 @@ theme_mappings = {
 	"sh": "bash",
 	"yaml": "yaml",
 	"md": "markdown",
-	"gitignore": "markdown"
+	"gitignore": "markdown",
+    "lua": "lua"
 }

plugin_loader.py

@@ -14,13 +14,16 @@ class PluginLoader(Window):
 			icon="⚙️",
 			starting_horizontal="right",
 			starting_vertical="bottom",
-			start_open=True
+			start_open=True,
+			allow_maximize=True
 		)
 
 	@work
 	async def find_plugins(self):
 		log = self.query_one(RichLog)
 
+		no_errors = True
+
 		log.write("[b]Setting up LUA runtime..[/]")
 		self.lua_runtime = lua51.LuaRuntime()
 		lua_runtime_stuff = {
@@ -47,14 +50,17 @@ class PluginLoader(Window):
 
 				if not os.path.isdir(plugin_folder):
 					log.write(f"[d]Ignoring {plugin_folder} because it is not a folder.[/]")
+					no_errors = False
 					continue
 
 				if not os.path.isdir(os.path.join(plugin_folder, "lua")):
 					log.write(f"[d]Ignoring {plugin_folder} because it has no \"lua\" folder.[/]")
+					no_errors = False
 					continue
 
 				if not os.path.isfile(os.path.join(plugin_folder, "plugin.json")):
 					log.write(f"[d]Ignoring {plugin_folder} because it has no plugin.json file.[/]")
+					no_errors = False
 					continue
 
 				with open(os.path.join(plugin_folder, "plugin.json"), "r") as f:
@@ -66,15 +72,19 @@ class PluginLoader(Window):
 						plugin_json["dependencies"]
 					except UnicodeDecodeError:
 						log.write(f"[d]Ignoring {plugin_folder} because its plugin.json file is unreadable.[/]")
+						no_errors = False
 						continue
 					except json.JSONDecodeError:
 						log.write(f"[d]Ignoring {plugin_folder} because its plugin.json file is malformed.[/]")
+						no_errors = False
 						continue
 					except KeyError as e:
 						log.write(f"[d]Ignoring {plugin_folder} because its plugin.json file is missing the field {e}.")
+						no_errors = False
 						continue
 					except Exception as e:
 						log.write(f"[d]Ignoring {plugin_folder} because of error: {e}.[/]")
+						no_errors = False
 						continue
 
 
@@ -93,7 +103,13 @@ class PluginLoader(Window):
 						sandbox.berry = lua_runtime_stuff
 
 						setfenv(0, sandbox)
-						executed_code = self.lua_runtime.execute(code)
+						try:
+							executed_code = self.lua_runtime.execute(code)
+						except lua51.LuaError as e:
+							log.write(f"[b red]Error in {lua_file_path}: {e}[/]")
+							self.notify("There was Lua error while loading one your installed plugins. Check the Plugin Loader window for more details.", title="Lua Error", severity="error")
+							no_errors = False
+							continue
 						
 						if executed_code.init:
 							executed_code.init()
@@ -102,13 +118,14 @@ class PluginLoader(Window):
 				
 				plugin_paths.append(plugin_folder)
 
-		log.write("\n[d]Window will automatically close in 5 seconds.[/]")
+		if no_errors:
-		await asyncio.sleep(5.0)
+			log.write("\n[d]Window will automatically close in 5 seconds.[/]")
-		self.close_window()
+			await asyncio.sleep(5.0)
+			self.close_window()
 
 	async def on_mount(self):
 		self.find_plugins()
 		
 
 	def compose(self):
-		yield RichLog(markup=True, id="plugins-log")
+		yield RichLog(markup=True, id="plugins-log", wrap=True)

plugins/test-plugin/lua/main.lua

@@ -1,10 +1,8 @@
 local plugin = {}
 
 function plugin.init()
-    berry.ui.notify("hiiii")
+    berry.ui.notify(tostring(math.random(10)))
 end
 
-function plugin.main()
+return plugin
-end
+123
-
-return plugin