refactor(logger): configure logger instead of drilling verbosity flag

cli/cli.go

@@ -1,6 +1,7 @@
 package cli
 
 import (
+	"os"
 	"slices"
 	"strings"
 	logger "v/logger"
@@ -47,6 +48,12 @@ func (c *CLI) ListNamespaces() []string {
 // Executes one of the registered commands if any match the provided
 // user arguments.
 func (c CLI) Run(args []string, currentState state.State) error {
+	flags := collectFlags(args)
+
+	if flags.Verbose {
+		logger.DebugLogger.SetOutput(os.Stdout)
+	}
+
 	if len(args) == 0 {
 		c.Help()
 		return nil
@@ -59,8 +66,6 @@ func (c CLI) Run(args []string, currentState state.State) error {
 		return nil
 	}
 
-	flags := collectFlags(args)
-
 	namespace, isNamespace := c.Namespaces[action]
 
 	if isNamespace {

exec/util.go

@@ -1,15 +1,16 @@
 package exec
 
 import (
-	"os"
+	"io"
 	"os/exec"
 	"strings"
+	logger "v/logger"
 )
 
 // RunCommand is a thin wrapper around running command-line calls
 // programmatically. It abstracts common configuration like routing
 // output and handling the directory the calls are made from.
-func RunCommand(command []string, cwd string, quiet bool) (string, error) {
+func RunCommand(command []string, cwd string) (string, error) {
 	cmd := exec.Command(command[0], command[1:]...)
 
 	cmd.Dir = cwd
@@ -17,13 +18,11 @@ func RunCommand(command []string, cwd string, quiet bool) (string, error) {
 	var out strings.Builder
 	var errOut strings.Builder
 
-	if !quiet {
+	stdOutMultiWriter := io.MultiWriter(&out, logger.DebugLogger.Writer())
-		cmd.Stdout = os.Stdout
+	stdErrMultiWriter := io.MultiWriter(&errOut, logger.DebugLogger.Writer())
-		cmd.Stderr = os.Stderr
+
-	} else {
+	cmd.Stdout = stdOutMultiWriter
-		cmd.Stdout = &out
+	cmd.Stderr = stdErrMultiWriter
-		cmd.Stderr = &errOut
-	}
 
 	if err := cmd.Run(); err != nil {
 		return errOut.String(), err

logger/logger.go

@@ -1,10 +1,12 @@
 package logger
 
 import (
+	"io/ioutil"
 	"log"
 	"os"
 )
 
 var (
-	InfoLogger = log.New(os.Stdout, "", 0)
+	InfoLogger  = log.New(os.Stdout, "", 0)
+	DebugLogger = log.New(ioutil.Discard, "", 0)
 )

python/commands.go

@@ -17,7 +17,7 @@ func uninstallPython(args []string, flags cli.Flags, currentState state.State) e
 func installPython(args []string, flags cli.Flags, currentState state.State) error {
 	version := args[1]
 
-	return InstallPythonDistribution(version, flags.NoCache, flags.Verbose)
+	return InstallPythonDistribution(version, flags.NoCache)
 }
 
 func use(args []string, flags cli.Flags, currentState state.State) error {
@@ -38,7 +38,7 @@ func use(args []string, flags cli.Flags, currentState state.State) error {
 
 	if !found {
 		logger.InfoLogger.Println("Version not installed. Installing it first.")
-		InstallPythonDistribution(version, flags.NoCache, flags.Verbose)
+		InstallPythonDistribution(version, flags.NoCache)
 	}
 
 	state.WriteState(version)

python/install.go

@@ -32,7 +32,7 @@ func (t VersionTag) MajorMinor() string {
 	return t.Major + "." + t.Minor
 }
 
-func InstallPythonDistribution(version string, noCache bool, verbose bool) error {
+func InstallPythonDistribution(version string, noCache bool) error {
 	if err := ValidateVersion(version); err != nil {
 		return err
 	}
@@ -42,9 +42,8 @@ func InstallPythonDistribution(version string, noCache bool, verbose bool) error
 	if dlerr != nil {
 		return dlerr
 	}
-	_, err := buildFromSource(packageMetadata, verbose)
 
-	if err != nil {
+	if _, err := buildFromSource(packageMetadata); err != nil {
 		return err
 	}
 
@@ -64,9 +63,8 @@ func downloadSource(version string, skipCache bool) (PackageMetadata, error) {
 	defer logger.InfoLogger.SetPrefix("")
 
 	start := time.Now()
-	_, err := os.Stat(archivePath)
 
-	if errors.Is(err, os.ErrNotExist) || skipCache {
+	if _, err := os.Stat(archivePath); errors.Is(err, os.ErrNotExist) || skipCache {
 		logger.InfoLogger.Println("Fetching from " + sourceUrl)
 
 		resp, err := client.Get(sourceUrl)
@@ -88,7 +86,7 @@ func downloadSource(version string, skipCache bool) (PackageMetadata, error) {
 	return PackageMetadata{ArchivePath: archivePath, Version: version}, nil
 }
 
-func buildFromSource(pkgMeta PackageMetadata, verbose bool) (PackageMetadata, error) {
+func buildFromSource(pkgMeta PackageMetadata) (PackageMetadata, error) {
 	logger.InfoLogger.Println(logger.Bold("Building from source"))
 	logger.InfoLogger.SetPrefix("  ")
 	defer logger.InfoLogger.SetPrefix("")
@@ -97,9 +95,7 @@ func buildFromSource(pkgMeta PackageMetadata, verbose bool) (PackageMetadata, er
 
 	logger.InfoLogger.Println("Unpacking source for " + pkgMeta.ArchivePath)
 
-	_, untarErr := exec.RunCommand([]string{"tar", "zxvf", pkgMeta.ArchivePath}, state.GetStatePath("cache"), !verbose)
+	if _, untarErr := exec.RunCommand([]string{"tar", "zxvf", pkgMeta.ArchivePath}, state.GetStatePath("cache")); untarErr != nil {
-
-	if untarErr != nil {
 		return pkgMeta, untarErr
 	}
 
@@ -113,16 +109,13 @@ func buildFromSource(pkgMeta PackageMetadata, verbose bool) (PackageMetadata, er
 
 	targetDirectory := state.GetStatePath("runtimes", "python", pkgMeta.Version)
 
-	_, configureErr := exec.RunCommand([]string{"./configure", "--prefix=" + targetDirectory, "--enable-optimizations"}, unzippedRoot, !verbose)
+	if _, configureErr := exec.RunCommand([]string{"./configure", "--prefix=" + targetDirectory, "--enable-optimizations"}, unzippedRoot); configureErr != nil {
-
-	if configureErr != nil {
 		return pkgMeta, configureErr
 	}
 
 	logger.InfoLogger.Println("Building")
-	_, buildErr := exec.RunCommand([]string{"make", "altinstall", "-j4"}, unzippedRoot, !verbose)
 
-	if buildErr != nil {
+	if _, buildErr := exec.RunCommand([]string{"make", "altinstall", "-j4"}, unzippedRoot); buildErr != nil {
 		return pkgMeta, buildErr
 	}
 
@@ -132,7 +125,6 @@ func buildFromSource(pkgMeta PackageMetadata, verbose bool) (PackageMetadata, er
 
 	pkgMeta.InstallPath = targetDirectory
 
-	logger.InfoLogger.Printf("Installed Python %s at %s\n", pkgMeta.Version, pkgMeta.InstallPath)
+	logger.InfoLogger.Printf("✅ Installed Python %s at %s (%s)\n", pkgMeta.Version, pkgMeta.InstallPath, time.Since(start))
-	logger.InfoLogger.Printf("✅ Done (%s)\n", time.Since(start))
 	return pkgMeta, nil
 }

python/version.go

@@ -100,7 +100,7 @@ func DetermineSelectedPythonVersion(currentState state.State) (SelectedVersion,
 // DetermineSystemPython returns the unshimmed Python version and path.
 // It assumes that /bin/python is where system Python lives.
 func DetermineSystemPython() (string, string) {
-	versionOut, _ := exec.RunCommand([]string{"/bin/python", "--version"}, state.GetStatePath(), true)
+	versionOut, _ := exec.RunCommand([]string{"/bin/python", "--version"}, state.GetStatePath())
 	detectedVersion, _ := strings.CutPrefix(versionOut, "Python")
 	return strings.TrimSpace(detectedVersion), "/bin/python"
 }