shell/cmd/node.go

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2024-07-05 17:28:33 +02:00
package cmd
import (
"errors"
"fmt"
"os/exec"
"strings"
)
var NodeNotFound = errors.New("nodejs not found")
func Node(args ...string) (output string, err error) {
if _, err := Which("node"); err != nil {
if errors.Is(err, ErrNotFound) {
return "", NodeNotFound
} else {
return "", err
}
}
command := exec.Command("node", args...)
outputBytes, err := command.Output()
if err != nil {
var exitErr *exec.ExitError
if errors.As(err, &exitErr) {
if exitErr.ExitCode() == 1 {
return "", ErrNotFound
} else {
return "", fmt.Errorf("command error: %w", err)
}
}
}
return strings.Trim(string(outputBytes), "\n"), nil
}