util

Documentation

Index

• Variables
• func BackupDirectory(sourceDir string, backupDir string) (bool, error)
• func Base64String(path string) (string, error)
• func Contains(find string, list []string) bool
• func CreateDir(dir string, perm os.FileMode) error
• func GetIPFromCIDR(cidr string, n int) (net.IP, error)
• func Intersects(first, second []string) bool
• func PrettyPrint(out io.Writer, msg string, a ...interface{})
• func PrettyPrintErr(out io.Writer, msg string, a ...interface{})
• func PrettyPrintErrorIgnored(out io.Writer, msg string, a ...interface{})
• func PrettyPrintOk(out io.Writer, msg string, a ...interface{})
• func PrettyPrintSkipped(out io.Writer, msg string, a ...interface{})
• func PrettyPrintUnreachable(out io.Writer, msg string, a ...interface{})
• func PrettyPrintWarn(out io.Writer, msg string, a ...interface{})
• func PrintColor(out io.Writer, clr *color.Color, msg string, a ...interface{})
• func PrintError(out io.Writer)
• func PrintHeader(out io.Writer, msg string, padding byte)
• func PrintOk(out io.Writer)
• func PrintOkln(out io.Writer)
• func PrintSkipped(out io.Writer)
• func PrintTable(out io.Writer, msgMap map[string][]string)
• func PrintValidationErrors(out io.Writer, errors []error)
• func PrintWarn(out io.Writer)
• func PromptForInt(in io.Reader, out io.Writer, prompt string, defaultValue int) (int, error)
• func PromptForString(in io.Reader, out io.Writer, prompt string, defaultValue string, ...) (string, error)
• func Subset(first, second []string) bool
• type LineReader
  • func NewLineReader(r io.Reader, bufSizeBytes int) LineReader
  • func (lr LineReader) Read() ([]byte, error)

Variables

var Blue = color.New(color.FgCyan)

var Green = color.New(color.FgGreen)

var Orange = color.New(color.FgRed, color.FgYellow)

var Red = color.New(color.FgRed)

var White = color.New(color.FgHiWhite)

Functions

func BackupDirectory

func BackupDirectory(sourceDir string, backupDir string) (bool, error)

BackupDirectory checks for existence of the $sourceDir and backs it up to backupDir

func Base64String

func Base64String(path string) (string, error)

Base64String read file and return base64 string

func Contains

func Contains(find string, list []string) bool

func CreateDir

func CreateDir(dir string, perm os.FileMode) error

CreateDir check if directory exists and create it

func GetIPFromCIDR

func GetIPFromCIDR(cidr string, n int) (net.IP, error)

GetIPFromCIDR Naive implementation, but works

func Intersects

func Intersects(first, second []string) bool

Intersects returns true if any element from the first slice is in the second slice

func PrettyPrint

func PrettyPrint(out io.Writer, msg string, a ...interface{})

PrettyPrint no type will be displayed, used for just single line printing

func PrettyPrintErr

func PrettyPrintErr(out io.Writer, msg string, a ...interface{})

PrettyPrintErr [ERROR](Red) with formatted string

func PrettyPrintErrorIgnored

func PrettyPrintErrorIgnored(out io.Writer, msg string, a ...interface{})

PrettyPrintErrorIgnored [ERROR IGNORED](Red) with formatted string

func PrettyPrintOk

func PrettyPrintOk(out io.Writer, msg string, a ...interface{})

PrettyPrintOk [OK](Green) with formatted string

func PrettyPrintSkipped

func PrettyPrintSkipped(out io.Writer, msg string, a ...interface{})

PrettyPrintSkipped [SKIPPED](blue) with formatted string

func PrettyPrintUnreachable

func PrettyPrintUnreachable(out io.Writer, msg string, a ...interface{})

PrettyPrintUnreachable [UNREACHABLE](Red) with formatted string

func PrettyPrintWarn

func PrettyPrintWarn(out io.Writer, msg string, a ...interface{})

PrettyPrintWarn [WARNING](Orange) with formatted string

func PrintColor

func PrintColor(out io.Writer, clr *color.Color, msg string, a ...interface{})

PrintColor prints text in color

func PrintError

func PrintError(out io.Writer)

PrintError print whole message in error(Red) format

func PrintHeader

func PrintHeader(out io.Writer, msg string, padding byte)

PrintHeader will print header with predifined width

func PrintOk

func PrintOk(out io.Writer)

PrintOk print whole message in green(Red) format

func PrintOkln

func PrintOkln(out io.Writer)

PrintOkln print whole message in green(Red) format

func PrintSkipped

func PrintSkipped(out io.Writer)

PrintSkipped print whole message in green(Red) format

func PrintTable

func PrintTable(out io.Writer, msgMap map[string][]string)

func PrintValidationErrors

func PrintValidationErrors(out io.Writer, errors []error)

PrintValidationErrors loops through the errors

func PrintWarn

func PrintWarn(out io.Writer)

PrintWarn print whole message in warn(Orange) format

func PromptForInt

func PromptForInt(in io.Reader, out io.Writer, prompt string, defaultValue int) (int, error)

PromptForInt read command line input

func PromptForString

func PromptForString(in io.Reader, out io.Writer, prompt string, defaultValue string, choices []string) (string, error)

func Subset

func Subset(first, second []string) bool

Subset returns true if the first slice is completely contained in the second slice

Types

type LineReader

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

LineReader provides a way to read lines of text with arbitrary length. The line is buffered in memory.

func NewLineReader

func NewLineReader(r io.Reader, bufSizeBytes int) LineReader

NewLineReader returns a LineReader to read from r. It wraps the reader with a buffered reader that has a buffer of size bufSizeBytes.

func (LineReader) Read

func (lr LineReader) Read() ([]byte, error)

Read an entire line from the reader.