commented code

core/config.go

@@ -7,6 +7,7 @@ import (
 	"gopkg.in/yaml.v2"
 )
 
+// entity storing configuration values loaded from a yaml file
 type Config struct {
 	Token string `yaml:"token"`
 	Name  string `yaml:"name"`
@@ -19,6 +20,7 @@ type Config struct {
 	} `yaml:"talkback"`
 }
 
+// loads the values from the yaml configuration file into the configuration register
 func (c *Config) LoadConf() *Config {
 	yamlFile, err := ioutil.ReadFile("config.yaml")
 	if err != nil {
@@ -31,4 +33,5 @@ func (c *Config) LoadConf() *Config {
 	return c
 }
 
+// global configuration register
 var ConfigRegister Config