reader

Documentation

Index

• func GroupReader[T any](r io.Reader, groupF func(string) bool, parseF func(string) (T, error)) (out [][]T, err error)
• func Head(r io.Reader, n int) (head bytes.Buffer, tail bytes.Buffer, err error)
• func HeadFunc(r io.Reader, splitf func([]byte) bool, skipMatch bool) (head bytes.Buffer, tail bytes.Buffer, err error)
• func LineReader(r io.Reader, f func(s string) error) (count int, err error)
• func Lines(r io.Reader) (out []string, err error)
• func URLReader(url string, f func(s string) error) (int, error)
• func UrlOpen(arg string) (io.ReadCloser, error)

Functions

func GroupReader

func GroupReader[T any](r io.Reader, groupF func(string) bool, parseF func(string) (T, error)) (out [][]T, err error)

func Head

func Head(r io.Reader, n int) (head bytes.Buffer, tail bytes.Buffer, err error)

func HeadFunc

func HeadFunc(r io.Reader, splitf func([]byte) bool, skipMatch bool) (head bytes.Buffer, tail bytes.Buffer, err error)

func LineReader

func LineReader(r io.Reader, f func(s string) error) (count int, err error)

Call f for each line in io.Reader

func Lines

func Lines(r io.Reader) (out []string, err error)

func URLReader

func URLReader(url string, f func(s string) error) (int, error)

Open file/url and run f for each line

func UrlOpen

func UrlOpen(arg string) (io.ReadCloser, error)

Open file or http URL