util

Documentation

Index

• func AbortWithError(err error)
• func Copy(src, dest string) error
• func OpenInput(filename string) (io.Reader, error)
• func OpenOutput(filename string) (io.Writer, error)
• func Output(msg string)

Functions

func AbortWithError

func AbortWithError(err error)

AbortWithError terminates the application with the specified error message.

func Copy

func Copy(src, dest string) error

Copy copies the content of the source file to the destination file.

func OpenInput

func OpenInput(filename string) (io.Reader, error)

OpenInput attempts to open the specified file for input, interpreting "-" as STDIN.

func OpenOutput

func OpenOutput(filename string) (io.Writer, error)

OpenOutput attempts to open the specified file for output, interpreting "-" as STDOUT.

func Output

func Output(msg string)

Output writes the specified message to STDERR with newline appended.