fix: resolves issues #3 and #4

cmd/ecosystems/npm.go

@@ -20,46 +20,49 @@ import (
 var (
 	packageName string
 	action      string
-	silentScan  bool
 )
 
 func NewNpmCommand() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:                "npm [action] [package]",
 		Short:              "Scan packages from npm registry",
-		Args:  cobra.MinimumNArgs(2),
+		DisableFlagParsing: true,
 		RunE: func(cmd *cobra.Command, args []string) error {
+			npmPath, err := utils.GetExecutablePath("npm")
+			if err != nil {
+				fmt.Fprintf(os.Stderr, "npm not found: %v\n", err)
+				return err
+			}
+
+			// Check if it's an install command that needs scanning
+			if len(args) >= 2 && utils.IsInstallCommand("npm", args[0]) {
+				// Verify required environment variables before proceeding
+				if err := utils.ValidateEnvVars(); err != nil {
+					return err
+				}
+
 				action = args[0]
 				packageName = args[1]
 
-			validActions := map[string]bool{"install": true, "i": true, "add": true}
+				if err := wrapNpm(); err != nil {
-			if validActions[action] {
-				err := wrapNpm()
-				if err != nil {
-					log.Errorf("Failed to wrap npm: %v", err)
 					os.Exit(1)
 				}
 				return nil
 			}
 
-			// For non-install actions, just pass through to npm
+			// For non-install commands, pass through to npm
-			npmPath, err := utils.GetExecutablePath("npm")
+			if err := utils.ExecCmd(npmPath, args, []string{}); err != nil {
-			if err != nil {
+				os.Exit(1)
-				return fmt.Errorf("npm not found: %w", err)
 			}
-
+			os.Exit(0)
-			return utils.ExecCmd(npmPath, args, []string{})
+			return nil
 		},
 	}
-	cmd.Flags().BoolVarP(&silentScan, "silent", "s", false,
-		"Silent scan to prevent rendering UI")
 	return cmd
 }
 
 func wrapNpm() error {
-	if !silentScan {
 	ui.StartProgressWriter()
-	}
 	var progressTracker ui.ProgressTracker
 
 	progressTracker = ui.TrackProgress(fmt.Sprintf("Scanning %s ", packageName), 1)

main.go

@@ -33,7 +33,6 @@ func main() {
 	cmd.AddCommand(ecosystems.NewNpmCommand())
 
 	if err := cmd.Execute(); err != nil {
-		fmt.Fprintln(os.Stderr, err)
 		os.Exit(1)
 	}
 }

pkg/common/utils/command.go

@@ -1,7 +1,6 @@
 package utils
 
 import (
-	"fmt"
 	"os"
 	"os/exec"
 )
@@ -10,8 +9,10 @@ func ExecCmd(name string, args, env []string) error {
 	cmd := exec.Command(name, args...)
 	cmd.Env = append(os.Environ(), env...)
 
-	if err := cmd.Run(); err != nil {
+	// Connect to standard streams
-		return fmt.Errorf("error running cmd %s: %s\n", name, err.Error())
+	cmd.Stdout = os.Stdout
-	}
+	cmd.Stderr = os.Stderr
-	return nil
+	cmd.Stdin = os.Stdin
+
+	return cmd.Run()
 }

pkg/common/utils/config.go

@@ -1,6 +1,10 @@
 package utils
 
-import "os"
+import (
+	"fmt"
+	"os"
+	"strings"
+)
 
 func ApiKey() string {
 	return os.Getenv("SAFEDEP_API_KEY")
@@ -13,3 +17,35 @@ func TenantDomain() string {
 func NpmAuthToken() string {
 	return os.Getenv("NPM_AUTH_TOKEN")
 }
+
+func ValidateEnvVars() error {
+	apiKey := ApiKey()
+	tenantId := TenantDomain()
+	var missingVars []string
+
+	if apiKey == "" {
+		missingVars = append(missingVars, "SAFEDEP_API_KEY")
+	}
+	if tenantId == "" {
+		missingVars = append(missingVars, "SAFEDEP_TENANT_ID")
+	}
+
+	if len(missingVars) > 0 {
+		return fmt.Errorf(`
+SafeDep configuration incomplete
+
+Missing environment variables:
+  %s
+
+To enable package scanning:
+  1. Export these variables in your terminal:
+     export %s=your_api_key
+     export %s=your_tenant_id
+  2. Or add them to your shell profile file
+
+For more information, visit: https://docs.safedep.io/cloud/quickstart
+`, strings.Join(missingVars, "\n  "), missingVars[0], missingVars[len(missingVars)-1])
+	}
+
+	return nil
+}

pkg/common/utils/utils.go

@@ -33,3 +33,22 @@ func ParsePackageInfo(input string) (packageName, version string, err error) {
 
 	return "", "", fmt.Errorf("invalid format: expected 'package' OR 'package@version', got '%s'", input)
 }
+
+func IsInstallCommand(pkgManager, cmd string) bool {
+	validActions := map[string]map[string]bool{
+		"npm": {
+			"install": true,
+			"i":       true,
+			"add":     true,
+		},
+		"pnpm": {
+			"install": true,
+			"i":       true,
+		},
+	}
+
+	if actions, exists := validActions[pkgManager]; exists {
+		return actions[cmd]
+	}
+	return false
+}