Fix bug with init.lua

cmd/micro/plugin.go

@@ -142,8 +142,11 @@ func LoadPlugins() {
 	}
 
 	if _, err := os.Stat(configDir + "/init.lua"); err == nil {
-		if err := L.DoFile(configDir + "/init.lua"); err != nil {
+		pluginDef := "\nlocal P = {}\n" + "init" + " = P\nsetmetatable(" + "init" + ", {__index = _G})\nsetfenv(1, P)\n"
+		data, _ := ioutil.ReadFile(configDir + "/init.lua")
+		if err := L.DoString(pluginDef + string(data)); err != nil {
 			TermMessage(err)
 		}
+		loadedPlugins = append(loadedPlugins, "init")
 	}
 }

runtime/help/plugins.md

@@ -29,6 +29,11 @@ want a callback before the action is executed, use `preAction()`. In this case
 the boolean returned specifies whether or not the action should be executed
 after the lua code completes.
 
+Another useful callback to know about which is not a action is
+`onViewOpen(view)` which is called whenever a new view is opened and the new
+view is passed in. This is useful for setting local options based on the filetype,
+for example turning off `tabstospaces` only for Go files when they are opened.
+
 ---
 
 There are a number of functions and variables that are available to you in