f239b80ce1
There is now an extra switch '-s' to disable the congrats message when there are no issues detected Fixes: #110
94 lines
2.8 KiB
Go
94 lines
2.8 KiB
Go
package commands
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import (
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"fmt"
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"os"
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"runtime"
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"runtime/pprof"
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"github.com/golangci/golangci-lint/pkg/config"
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"github.com/golangci/golangci-lint/pkg/logutils"
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"github.com/spf13/cobra"
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"github.com/spf13/pflag"
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)
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func (e *Executor) persistentPreRun(cmd *cobra.Command, args []string) {
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if e.cfg.Run.PrintVersion {
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fmt.Fprintf(logutils.StdOut, "golangci-lint has version %s built from %s on %s\n", e.version, e.commit, e.date)
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os.Exit(0)
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}
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runtime.GOMAXPROCS(e.cfg.Run.Concurrency)
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logutils.SetupVerboseLog(e.log, e.cfg.Run.IsVerbose)
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if e.cfg.Run.CPUProfilePath != "" {
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f, err := os.Create(e.cfg.Run.CPUProfilePath)
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if err != nil {
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e.log.Fatalf("Can't create file %s: %s", e.cfg.Run.CPUProfilePath, err)
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}
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if err := pprof.StartCPUProfile(f); err != nil {
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e.log.Fatalf("Can't start CPU profiling: %s", err)
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}
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}
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}
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func (e *Executor) persistentPostRun(cmd *cobra.Command, args []string) {
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if e.cfg.Run.CPUProfilePath != "" {
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pprof.StopCPUProfile()
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}
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if e.cfg.Run.MemProfilePath != "" {
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f, err := os.Create(e.cfg.Run.MemProfilePath)
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if err != nil {
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e.log.Fatalf("Can't create file %s: %s", e.cfg.Run.MemProfilePath, err)
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}
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runtime.GC() // get up-to-date statistics
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if err := pprof.WriteHeapProfile(f); err != nil {
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e.log.Fatalf("Can't write heap profile: %s", err)
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}
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}
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os.Exit(e.exitCode)
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}
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func getDefaultConcurrency() int {
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if os.Getenv("HELP_RUN") == "1" {
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return 8 // to make stable concurrency for README help generating builds
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}
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return runtime.NumCPU()
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}
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func (e *Executor) initRoot() {
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rootCmd := &cobra.Command{
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Use: "golangci-lint",
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Short: "golangci-lint is a smart linters runner.",
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Long: `Smart, fast linters runner. Run it in cloud for every GitHub pull request on https://golangci.com`,
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Run: func(cmd *cobra.Command, args []string) {
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if err := cmd.Help(); err != nil {
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e.log.Fatalf("Can't run help: %s", err)
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}
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},
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PersistentPreRun: e.persistentPreRun,
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PersistentPostRun: e.persistentPostRun,
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}
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initRootFlagSet(rootCmd.PersistentFlags(), e.cfg, e.needVersionOption())
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e.rootCmd = rootCmd
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}
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func (e *Executor) needVersionOption() bool {
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return e.date != ""
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}
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func initRootFlagSet(fs *pflag.FlagSet, cfg *config.Config, needVersionOption bool) {
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fs.BoolVarP(&cfg.Run.IsVerbose, "verbose", "v", false, wh("verbose output"))
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fs.BoolVarP(&cfg.Run.Silent, "silent", "s", false, wh("disables congrats outputs"))
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fs.StringVar(&cfg.Run.CPUProfilePath, "cpu-profile-path", "", wh("Path to CPU profile output file"))
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fs.StringVar(&cfg.Run.MemProfilePath, "mem-profile-path", "", wh("Path to memory profile output file"))
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fs.IntVarP(&cfg.Run.Concurrency, "concurrency", "j", getDefaultConcurrency(), wh("Concurrency (default NumCPU)"))
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if needVersionOption {
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fs.BoolVar(&cfg.Run.PrintVersion, "version", false, wh("Print version"))
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}
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}
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