dikderoy/tagrelease

package main

import (
    "fmt"
    "io"
    "os"

    "github.com/sirupsen/logrus"
    flag "github.com/spf13/pflag"

    "github.com/dikderoy/tagrelease/tagrelease"
)

func rootCommand() {
    if tagrelease.GlobalConfig.WorkDir != "." {
        err := os.Chdir(tagrelease.GlobalConfig.WorkDir)
        if err != nil {
            logrus.WithError(err).Fatal("cannot change working directory")
        }
    }

    strategy, err := tagrelease.StrategyFactory(tagrelease.GlobalConfig.Strategy.Increment)
    if err != nil {
        logrus.WithError(err).Fatal("strategy not supported")
    }
    formatter := tagrelease.NewFormatter(tagrelease.NewConverter(
        &tagrelease.GitAdapter{},
        strategy,
    ))
    format := tagrelease.FormatFactory(formatter, tagrelease.GlobalConfig.Strategy.Format)
    output := format()

    var target io.WriteCloser
    switch tagrelease.GlobalConfig.Output {
    case "-":
        target = os.Stdout
    default:
        target, err = os.OpenFile(tagrelease.GlobalConfig.Output, os.O_TRUNC|os.O_CREATE|os.O_WRONLY, 0644)
        if err != nil {
            logrus.WithError(err).Fatal("cannot open target")
        }
        defer func() { _ = target.Close() }()
    }

    if tagrelease.GlobalConfig.Strategy.Escape != "" {
        output = tagrelease.EscapeSensitiveChars(output, tagrelease.GlobalConfig.Strategy.Escape)
    }

    _, _ = fmt.Fprintln(target, output)
}

func main() {
    tagrelease.DefineConfig()
    flag.Parse()
    tagrelease.LoadConfig()
    tagrelease.InitLogger()
    logrus.WithField("config", tagrelease.GlobalConfig).Debug("configured")

    rootCommand()
}