writer

Documentation

Overview

Package writer exports a simplified and customized writer.

Index

• type Writer
  • func New(w io.Writer) *Writer
  • func (w *Writer) Bs(p []byte) *Writer
  • func (w *Writer) Err() error
  • func (w *Writer) Int(i int) *Writer
  • func (w *Writer) Nl() *Writer
  • func (w *Writer) Rune(r rune) *Writer
  • func (w *Writer) Sp() *Writer
  • func (w *Writer) Sticky(err error) *Writer
  • func (w *Writer) Str(s string) *Writer
  • func (w *Writer) Stringer(f fmt.Stringer) *Writer
  • func (w *Writer) Tab() *Writer
  • func (w *Writer) Unwrap() io.Writer
  • func (w *Writer) With(f func(*Writer) error) *Writer

Types

type Writer

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

Writer provides helpful utility methods and saves error handling till the end.

func New

func New(w io.Writer) *Writer

New wraps a standard io.Writer.

func (*Writer) Bs

func (w *Writer) Bs(p []byte) *Writer

Bs writes bytes.

func (*Writer) Err

func (w *Writer) Err() error

Err reports the first first error during processing.

func (*Writer) Int

func (w *Writer) Int(i int) *Writer

func (*Writer) Nl

func (w *Writer) Nl() *Writer

Nl renders a \n newline.

func (*Writer) Rune

func (w *Writer) Rune(r rune) *Writer

Rune writes a single rune.

func (*Writer) Sp

func (w *Writer) Sp() *Writer

Sp renders a space.

func (*Writer) Sticky

func (w *Writer) Sticky(err error) *Writer

Sticky given a nonnil error sets that to the stickied error, halting any further output

func (*Writer) Str

func (w *Writer) Str(s string) *Writer

Str writes strings.

func (*Writer) Stringer

func (w *Writer) Stringer(f fmt.Stringer) *Writer

Stringer writes the result of f.String() if w is not in an error state.

func (*Writer) Tab

func (w *Writer) Tab() *Writer

Tab renders a tab.

func (*Writer) Unwrap

func (w *Writer) Unwrap() io.Writer

Unwrap returns the underlying writer.

func (*Writer) With

func (w *Writer) With(f func(*Writer) error) *Writer

With runs f on this w if w is not in an error state and stickies any nonnil error returned by f.