/
root.go
78 lines (60 loc) · 1.93 KB
/
root.go
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package command
import (
"context"
"fmt"
"os"
"path/filepath"
"runtime/pprof"
"github.com/fatih/color"
"github.com/spf13/cobra"
"github.com/simplesurance/baur/v2/internal/command/term"
"github.com/simplesurance/baur/v2/internal/exec"
"github.com/simplesurance/baur/v2/internal/log"
"github.com/simplesurance/baur/v2/internal/version"
)
var rootCmd = &cobra.Command{
Use: "baur",
Short: "baur is a task runner for mono repositories.",
PersistentPreRun: initSb,
}
var verboseFlag bool
var cpuProfilingFlag bool
var noColorFlag bool
var defCPUProfFile = filepath.Join(os.TempDir(), "baur-cpu.prof")
var ctx = context.Background()
var stdout = term.NewStream(os.Stdout)
var stderr = term.NewStream(os.Stderr)
var exitFunc = func(code int) { os.Exit(code) }
func initSb(_ *cobra.Command, _ []string) {
if verboseFlag {
log.StdLogger.EnableDebug(verboseFlag)
exec.DefaultDebugfFn = log.StdLogger.Debugf
}
if noColorFlag {
color.NoColor = true
}
if cpuProfilingFlag {
cpuProfFile, err := os.Create(defCPUProfFile)
exitOnErr(err)
err = pprof.StartCPUProfile(cpuProfFile)
exitOnErr(err)
}
}
// Execute parses commandline flags and execute their actions
func Execute() {
if err := version.LoadPackageVars(); err != nil {
stderr.Printf("setting version failed: %s\n", err)
}
rootCmd.Version = version.CurSemVer.String()
rootCmd.CompletionOptions.DisableDefaultCmd = true
rootCmd.PersistentFlags().BoolVarP(&verboseFlag, "verbose", "v", false, "verbose output")
rootCmd.PersistentFlags().BoolVar(&cpuProfilingFlag, "cpu-prof", false,
fmt.Sprintf("enable cpu profiling, result is written to %q", defCPUProfFile))
rootCmd.PersistentFlags().BoolVar(&noColorFlag, "no-color", false, "disable color output (env. variable NO_COLOR is also supported)")
err := rootCmd.Execute()
exitOnErr(err)
if cpuProfilingFlag {
stdout.Printf("\ncpu profile written to %q\n", defCPUProfFile)
pprof.StopCPUProfile()
}
}