/
util.go
124 lines (102 loc) · 2.08 KB
/
util.go
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package core
import (
"fmt"
"os"
"strings"
"github.com/fatih/color"
)
func Valid(filename string) bool {
if Exists(filename) {
if IsSymbolic(filename) {
return false
}
return true
}
return false
}
func IsSymbolic(filename string) bool {
fi, err := os.Lstat(filename)
if err != nil {
return true
}
if fi.Mode()&os.ModeSymlink == os.ModeSymlink {
out.Print(filename + " is a symbolic link.")
return true
} else {
return false
}
}
func Exists(filename string) bool {
if _, err := os.Stat(filename); os.IsNotExist(err) {
return false
}
return true
}
func CreateDir(directory string) bool {
err := os.Mkdir(directory, 0755)
if err != nil {
return false
}
return true
}
func contains(s []string, e string) bool {
for _, a := range s {
if a == e {
return true
}
}
return false
}
type Printer struct {
name string
errname string
}
func NewPrinter(name string) Printer {
g := color.New(color.FgGreen).SprintfFunc()
r := color.New(color.FgGreen).SprintfFunc()
gn := g("[%s] ", name)
rn := r("[%s] ", name)
return Printer{gn, rn}
}
func (p Printer) Print(a ...interface{}) {
fmt.Print(p.name)
fmt.Println(a...)
}
func (p Printer) Printf(format string, a ...interface{}) {
fmt.Print(p.name)
fmt.Printf(format, a...)
}
func (p Printer) Error(a ...interface{}) {
fmt.Print(p.errname)
fmt.Println(a...)
}
func (p Printer) Write(b []byte) (int, error) {
//reader, writer := io.Pipe()
s := string(b)
a := strings.Split(s, "\n")
a = a[:len(a)-1]
for _, v := range a {
fmt.Println(p.name, v)
}
return 0, nil
}
func (p Printer) Ask(message string, value bool) bool {
g := color.New(color.FgGreen).SprintFunc()
r := color.New(color.FgRed).SprintFunc()
if value {
p.Print(message + g(" [Y/n]") + ": ")
} else {
p.Print(message + r(" [y/N]") + ": ")
}
var response string
fmt.Scanln(&response)
yesResponses := []string{"y", "Y", "yes", "Yes", "YES"}
noResponses := []string{"n", "N", "no", "No", "NO"}
if contains(yesResponses, response) {
return true
} else if contains(noResponses, response) {
return false
} else {
return value
}
}