add: import code

портирован код из старого репозитория https://di9.ru/git/Voomra/Conventional-Commits

internal/commitlint/commitlint.go

@@ -0,0 +1,63 @@
+package commitlint
+
+import (
+	"bufio"
+	"commitlint/internal/commitlint/configuration"
+	"commitlint/internal/commitlint/validator"
+	"fmt"
+	"os"
+)
+
+func EntryPoint(pCommitMessagePath *string, pConfigPath *string) error {
+	pConfig, err := configuration.CreateConfig(pConfigPath)
+	if err != nil {
+		return err
+	}
+
+	commitMessage, err := ReadCommitMessage(*pCommitMessagePath)
+	if err != nil {
+		return err
+	}
+
+	pResult := validator.Validate(commitMessage, *pConfig)
+	if pResult != nil {
+		var errMessage string
+
+		switch pResult.Result {
+		case validator.IncorrectPattern:
+			errMessage = "Incorrect commit message format"
+		case validator.UnknownType:
+			errMessage = fmt.Sprintf("Unknown commit type '%s'", pResult.UnknownType)
+		case validator.UnknownContext:
+			errMessage = fmt.Sprintf("Unknown commit context '%s'", pResult.UnknownContext)
+		case validator.OverlongLine:
+			errMessage = fmt.Sprintf("Line number %d exceeds the allowed length", pResult.Line)
+		case validator.BlankLine:
+			errMessage = "Use blank line before BODY"
+		}
+
+		_, err := fmt.Fprintln(os.Stderr, errMessage)
+		return err
+	}
+
+	return nil
+}
+
+func ReadCommitMessage(path string) ([]string, error) {
+	var lines []string
+
+	file, err := os.Open(path)
+	if err != nil {
+		panic(err)
+	}
+	defer func(file *os.File) {
+		_ = file.Close()
+	}(file)
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		lines = append(lines, scanner.Text())
+	}
+
+	return lines, err
+}