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main.go
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main.go
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package main
import (
"flag"
"fmt"
"github.com/loeffel-io/ls-lint/v2/internal/config"
"github.com/loeffel-io/ls-lint/v2/internal/debug"
_flag "github.com/loeffel-io/ls-lint/v2/internal/flag"
"github.com/loeffel-io/ls-lint/v2/internal/linter"
"github.com/loeffel-io/ls-lint/v2/internal/rule"
"gopkg.in/yaml.v3"
"log"
"maps"
"os"
"runtime"
"slices"
"strings"
)
var Version = "dev"
func main() {
var err error
var exitCode = 0
var writer = os.Stdout
var flags = flag.NewFlagSet(os.Args[0], flag.ExitOnError)
var flagWorkdir = flags.String("workdir", ".", "change working directory before executing the given subcommand")
var flagWarn = flags.Bool("warn", false, "write lint errors to stdout instead of stderr (exit 0)")
var flagDebug = flags.Bool("debug", false, "write debug informations to stdout")
var flagVersion = flags.Bool("version", false, "prints version information for ls-lint")
var flagConfig _flag.Config
flags.Var(&flagConfig, "config", "ls-lint config file path(s)")
if err = flags.Parse(os.Args[1:]); err != nil {
log.Fatal(err)
}
if *flagVersion {
fmt.Printf("ls-lint %s\ngo %s\n", Version, runtime.Version())
os.Exit(0)
}
var filesystem = os.DirFS(*flagWorkdir)
if len(flagConfig) == 0 {
flagConfig = _flag.Config{".ls-lint.yaml"}
}
var lslintConfig = config.NewConfig(make(config.Ls), make([]string, 0))
for _, c := range flagConfig {
var tmpLslintConfig = config.NewConfig(nil, nil)
var tmpConfigBytes []byte
// read file
if tmpConfigBytes, err = os.ReadFile(c); err != nil {
log.Fatal(err)
}
// to yaml
if err = yaml.Unmarshal(tmpConfigBytes, tmpLslintConfig); err != nil {
log.Fatal(err)
}
maps.Copy(lslintConfig.GetLs(), tmpLslintConfig.GetLs())
lslintConfig.Ignore = append(lslintConfig.Ignore, tmpLslintConfig.GetIgnore()...)
slices.Sort(lslintConfig.Ignore)
lslintConfig.Ignore = slices.Compact(lslintConfig.Ignore)
}
// linter
var lslintLinter = linter.NewLinter(
".",
lslintConfig,
debug.NewStatistic(),
make([]*rule.Error, 0),
)
// runner
if err = lslintLinter.Run(filesystem, *flagDebug); err != nil {
log.Fatal(err)
}
// rule errors
ruleErrors := lslintLinter.GetErrors()
// no ruleErrors
if len(ruleErrors) == 0 {
os.Exit(exitCode)
}
if !*flagWarn {
writer = os.Stderr
exitCode = 1
}
logger := log.New(writer, "", log.LstdFlags)
// with rule errors
for _, ruleErr := range lslintLinter.GetErrors() {
var ruleMessages []string
for _, errRule := range ruleErr.GetRules() {
ruleMessages = append(ruleMessages, errRule.GetErrorMessage())
}
logger.Printf("%s failed for rules: %s", ruleErr.GetPath(), strings.Join(ruleMessages, "|"))
}
os.Exit(exitCode)
}