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package main
import (
"bufio"
"flag"
"io"
"math/rand"
"os"
)
func main() {
small := []rune{'\u0323', '\u0307', '\u0312'}
large := []rune{'\u0314', '\u031C', '\u0358', '\u0353', '\u0335'}
strikeOut := []rune{'\u0337', '\u0338', '\u0336', '\u0335',
'\u20d2', '\u20d3', '\u20e5', '\u20e6', '\u20eb'}
var useSmall = flag.Bool("feinstaub", false, "spray dust on your text")
var useLarge = flag.Bool("grobe-mettwurst", false, "a cookie got mangled in your typewriter")
var useStrikeout = flag.Bool("nein-nein-nein", false, "this is unacceptable")
var prob = flag.Float64("p", 0.1, "probability between 0.0 and 1.0")
flag.Parse()
runes := []rune{}
if *useSmall {
runes = append(runes, small...)
}
if *useLarge {
runes = append(runes, large...)
}
if *useStrikeout {
runes = append(runes, strikeOut...)
}
if len(runes) == 0 {
runes = append(runes, small...)
}
in := bufio.NewReader(os.Stdin)
for {
str, err := in.ReadString('\n')
if err != nil {
break
}
io.WriteString(os.Stdout, mangle(str, runes, *prob))
}
}
func mangle(text string, runes []rune, prob float64) (result string) {
for _, rune := range text {
result += string(rune)
if rand.Intn(100) <= int(100.0*prob) {
result += string(runes[rand.Intn(len(runes))])
}
}
return
}
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