move config parsing into a separate module, fix project name

config/config.go

@@ -0,0 +1,18 @@
+package config
+
+import (
+	"log"
+	"os"
+
+	"gopkg.in/yaml.v3"
+)
+
+func Parse(path string, spec interface{}) error {
+	configData, err := os.ReadFile(path)
+	if err != nil {
+		log.Fatal(err)
+		return err
+	}
+	err = yaml.Unmarshal(configData, spec)
+	return nil
+}

main.go

@@ -2,18 +2,25 @@ package main
 
 import (
 	"log"
-	"os"
 	"time"
 
-	"mechanus.net/pgobot/matcher"
-	"mechanus.net/pgobot/responder"
+	"mechanus.net/pgbot/config"
+	"mechanus.net/pgbot/matcher"
+	"mechanus.net/pgbot/responder"
 
 	"gopkg.in/telebot.v4"
 )
 
+type ConfigSpec struct {
+	Token string `yaml:"token"`
+}
+
 func main() {
+	var conf ConfigSpec
+	config.Parse("config.yml", &conf)
+
 	pref := telebot.Settings{
-		Token:  os.Getenv("TOKEN"),
+		Token:  conf.Token,
 		Poller: &telebot.LongPoller{Timeout: 10 * time.Second},
 	}
 

matcher/matcher.go

@@ -1,12 +1,16 @@
 package matcher
 
 import (
-	"os"
 	"regexp"
 
-	"gopkg.in/yaml.v3"
+	"mechanus.net/pgbot/config"
 )
 
+type tokenSpec struct {
+	Token string   `yaml:"token"`
+	Regex []string `yaml:"regex"`
+}
+
 type Matcher struct {
 	tokens []TokenCompiled
 }
@@ -16,11 +20,11 @@ type TokenCompiled struct {
 	regex []*regexp.Regexp
 }
 
-func createToken(token string, regexList []string) TokenCompiled {
+func createToken(spec tokenSpec) TokenCompiled {
 	result := new(TokenCompiled)
-	result.token = token
-	result.regex = make([]*regexp.Regexp, len(regexList))
-	for i, regex := range regexList {
+	result.token = spec.Token
+	result.regex = make([]*regexp.Regexp, len(spec.Regex))
+	for i, regex := range spec.Regex {
 		result.regex[i] = regexp.MustCompile(regex)
 	}
 	return *result
@@ -46,22 +50,14 @@ func (m *Matcher) Tokenize(input string) []string {
 	return result
 }
 
-func InitMatcher(config string) *Matcher {
-	configData, err := os.ReadFile(config)
-	if err != nil {
-		panic(err)
-	}
-	var configMap map[string][]string
+func InitMatcher(tokenPath string) *Matcher {
+	var list []tokenSpec
+	_ = config.Parse(tokenPath, &list)
 
-	err = yaml.Unmarshal(configData, &configMap)
-	if err != nil {
-		panic(err)
-	}
+	tokens := make([]TokenCompiled, 0, len(list))
 
-	tokens := make([]TokenCompiled, 0, len(configMap))
-
-	for k, v := range configMap {
-		tokensCompiled := createToken(k, v)
+	for _, spec := range list {
+		tokensCompiled := createToken(spec)
 		tokens = append(tokens, tokensCompiled)
 	}
 	result := new(Matcher)

responder/responder.go

@@ -3,7 +3,7 @@ package responder
 import (
 	"strings"
 
-	"mechanus.net/pgobot/matcher"
+	"mechanus.net/pgbot/matcher"
 
 	"gopkg.in/telebot.v4"
 )