progress

type Column ¶

type Column struct {
	Name      string
	Formatter Formatter
	Value     int64
}

Column represent a column to be printed in the progress status.

type Formatter ¶

type Formatter func(i int64) string

Formatter formats numbers in a Column.

type Group ¶

type Group int

Group identifies a column group to keep progress for.

type Progress ¶

type Progress interface {
	io.Closer
	// Update increases the count of a column.
	Update(group Group, section Section, count int64)
}

Progress outputs information about the progress of a long task.

It's implementation must be thread safe.

func New(columns [][]Column, out io.Writer) Progress

columns = [][]Column{{Name:"found"}, {"hashed", Name:"to hash"}}

[found] [hashed/to hash]

type Section ¶

type Section int

Section identifies a particular column in a column group.