runcmd

package module

v0.0.0-...-2a9d85f Latest Latest Go to latest Published: Jun 12, 2015 License: BSD-3-Clause Imports: 4 Imported by: 4

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Package runcmd provides a convenience Run function for exec.Cmd which includes the original command along with the output and error streams.

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type CommandError struct {
	// contains filtered or unexported fields
}

CommandError is returned by run and provides an error string which includes the full command and the contents of the output and error streams.

func (e *CommandError) Error() string

Error provides a helpful error text.

type Streams struct {
	// contains filtered or unexported fields
}

Streams provides access to the output and error buffers.

func Run(cmd *exec.Cmd) (*Streams, error)

Run the command and return the associated streams, and error if any. The error may be a CommandError.

func (s *Streams) Stderr() *bytes.Buffer

Stderr returns the underlying buffer with the contents of the error stream.

func (s *Streams) Stdout() *bytes.Buffer

Stdout returns the underlying buffer with the contents of the output stream.