Exec is an in-memory executable code unit.
type Exec struct {
// contains filtered or unexported fields
}
func New(b []byte, opts ...Option) (*Exec, error)
New creates new memory execution object that can be used for executing commands on a memory based binary.
func (m *Exec) Close() error
Close closes Exec object.
Any further command will fail, it's client's responsibility to control the flow by using synchronization algorithms.
func (m *Exec) Command(args ...string) *exec.Cmd
Command is an equivalent of `exec.Command`, except that the path to the executable is being omitted.
func (m *Exec) CommandContext(ctx context.Context, args ...string) *exec.Cmd
CommandContext is an equivalent of `exec.CommandContext`, except that the path to the executable is being omitted.
type Option func(e *Exec)
func WithCleanup(fn func() error) Option
WithCleanup is executed right after Exec.Close.
func WithPrepare(fn func(cmd *exec.Cmd)) Option
WithPrepare configures cmd with default values such as Env, Dir, etc.
| Name | Synopsis |
|---|---|
| .. | |
| cmd | |
| memexec-gen | |