golint

Makefile

@@ -5,3 +5,6 @@ all:
 
 test:
 	go test -v ./config
+
+lint:
+	$(GOPATH)/bin/golint ./...

config/config.go

@@ -9,12 +9,14 @@ import (
 	"gopkg.in/yaml.v2"
 )
 
+// Config is for top-level struct for config
 type Config struct {
 	Telegram TelegramConfig `yaml:":telegram"`
-	Xmpp     XmppConfig     `yaml:":xmpp"`
+	XMPP     XMPPConfig     `yaml:":xmpp"`
 }
 
-type XmppConfig struct {
+// XMPPConfig is for :xmpp: subtree
+type XMPPConfig struct {
 	Loglevel string `yaml:":loglevel"`
 	Jid      string `yaml:":jid"`
 	Host     string `yaml:":host"`
@@ -23,6 +25,7 @@ type XmppConfig struct {
 	Db       string `yaml:":db"`
 }
 
+// TelegramConfig is for :telegram: subtree
 type TelegramConfig struct {
 	Loglevel  string                `yaml:":loglevel"`
 	Content   TelegramContentConfig `yaml:":content"`
@@ -30,26 +33,31 @@ type TelegramConfig struct {
 	Tdlib     TelegramTdlibConfig   `yaml:":tdlib"`
 }
 
+// TelegramContentConfig is for :content: subtree
 type TelegramContentConfig struct {
 	Path   string `yaml:":path"`
 	Link   string `yaml:":link"`
 	Upload string `yaml:":upload"`
 }
 
+// TelegramTdlibConfig is for :tdlib: subtree
 type TelegramTdlibConfig struct {
 	Path    string                    `yaml:":lib_path"`
+	Logfile string                    `yaml:":logfile"`
 	Client  TelegramTdlibClientConfig `yaml:":client"`
 }
 
+// TelegramTdlibClientConfig is for :client: subtree
 type TelegramTdlibClientConfig struct {
-	ApiId               string `yaml:":api_id"`
+	APIID               string `yaml:":api_id"`
-	ApiHash             string `yaml:":api_hash"`
+	APIHash             string `yaml:":api_hash"`
 	DeviceModel         string `yaml:":device_model"`
 	ApplicationVersion  string `yaml:":application_version"`
 	UseChatInfoDatabase bool   `yaml:":use_chat_info_database"`
 }
 
-func ReadConfig(path string, schema_path string) (Config, error) {
+// ReadConfig reads the specified config file, validates it and returns a struct
+func ReadConfig(path string, schemaPath string) (Config, error) {
 	var config Config
 
 	file, err := ioutil.ReadFile(path)
@@ -62,7 +70,7 @@ func ReadConfig(path string, schema_path string) (Config, error) {
 		return config, errors.Wrap(err, "Error parsing config")
 	}
 
-	err = validateConfig(file, schema_path)
+	err = validateConfig(file, schemaPath)
 	if err != nil {
 		return config, errors.Wrap(err, "Validation error")
 	}
@@ -70,25 +78,25 @@ func ReadConfig(path string, schema_path string) (Config, error) {
 	return config, nil
 }
 
-func validateConfig(file []byte, schema_path string) error {
+func validateConfig(file []byte, schemaPath string) error {
-	schema, err := jsonschema.Compile(schema_path)
+	schema, err := jsonschema.Compile(schemaPath)
 	if err != nil {
 		return errors.Wrap(err, "Corrupted JSON schema")
 	}
 
-	var config_generic interface{}
+	var configGeneric interface{}
 
-	err = yaml.Unmarshal(file, &config_generic)
+	err = yaml.Unmarshal(file, &configGeneric)
 	if err != nil {
 		return errors.Wrap(err, "Error re-parsing config")
 	}
 
-	config_generic, err = convertToStringKeysRecursive(config_generic, "")
+	configGeneric, err = convertToStringKeysRecursive(configGeneric, "")
 	if err != nil {
 		return errors.Wrap(err, "Config conversion error")
 	}
 
-	err = schema.ValidateInterface(config_generic)
+	err = schema.ValidateInterface(configGeneric)
 	if err != nil {
 		return errors.Wrap(err, "Config validation error")
 	}

config/config_test.go

@@ -4,24 +4,24 @@ import (
 	"testing"
 )
 
-const SCHEMA_PATH string = "../config_schema.json"
+const schemaPath string = "../config_schema.json"
 
 func TestNoConfig(t *testing.T) {
-	_, err := ReadConfig("../test/sfklase.yml", SCHEMA_PATH)
+	_, err := ReadConfig("../test/sfklase.yml", schemaPath)
 	if err == nil {
 		t.Errorf("Non-existent config was successfully read")
 	}
 }
 
 func TestGoodConfig(t *testing.T) {
-	_, err := ReadConfig("../test/good_config.yml", SCHEMA_PATH)
+	_, err := ReadConfig("../test/good_config.yml", schemaPath)
 	if err != nil {
 		t.Errorf("Good config is not accepted: %v", err)
 	}
 }
 
 func TestBadConfig(t *testing.T) {
-	_, err := ReadConfig("../test/bad_config.yml", SCHEMA_PATH)
+	_, err := ReadConfig("../test/bad_config.yml", schemaPath)
 	if err == nil {
 		t.Errorf("Bad config is accepted but it shouldn't!")
 	} else {

telegabber.go

@@ -7,16 +7,18 @@ import (
 	"dev.narayana.im/narayana/telegabber/xmpp"
 )
 
-const CONFIG_PATH string = "config.yml"
+// YAML config, compatible with the format of Zhabogram 2.0.0
-const SCHEMA_PATH string = "./config_schema.json"
+const configPath string = "config.yml"
+// JSON schema (not for editing by a user)
+const schemaPath string = "./config_schema.json"
 
 func main() {
-	config, err := config.ReadConfig(CONFIG_PATH, SCHEMA_PATH)
+	config, err := config.ReadConfig(configPath, schemaPath)
 	if err != nil {
 		log.Fatal(err)
 	}
 
-	cm := xmpp.NewComponent(config.Xmpp)
+	cm := xmpp.NewComponent(config.XMPP)
 
 	// reconnect automatically
 	log.Fatal(cm.Run())

xmpp/component.go

@@ -8,7 +8,9 @@ import (
 	"gosrc.io/xmpp"
 )
 
-func NewComponent(conf config.XmppConfig) *xmpp.StreamManager {
+// NewComponent starts a new component and wraps it in
+// a stream manager that you should start yourself
+func NewComponent(conf config.XMPPConfig) *xmpp.StreamManager {
 	options := xmpp.ComponentOptions{
 		Address: conf.Host + ":" + conf.Port,
 		Domain:  conf.Jid,

xmpp/handlers.go

@@ -8,6 +8,7 @@ import (
 	"gosrc.io/xmpp/stanza"
 )
 
+// HandleMessage processes an incoming XMPP message
 func HandleMessage(s xmpp.Sender, p stanza.Packet) {
 	msg, ok := p.(stanza.Message)
 	if !ok {