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main.go
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main.go
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package main
import (
//~ "bytes"
"bufio"
"fmt"
"github.com/mitchellh/go-wordwrap"
"golang.org/x/crypto/ssh/terminal"
"log"
"math/rand"
"os"
"strconv"
"strings"
"time"
)
func main() {
rand.Seed(time.Now().UTC().UnixNano())
var f string
var n int
if len(os.Args) == 1 {
fmt.Println("Usage: " + os.Args[0] + " file [n]")
} else if len(os.Args) == 2 {
f = os.Args[1]
n = 1
} else {
f = os.Args[1]
var err error
n, err = strconv.Atoi(os.Args[2])
if err != nil {
log.Fatal(err)
}
}
for i := 1; i <= n; i++ {
do_stuff(f)
if i <= n-1 {
print("\n")
}
}
}
func do_stuff(f string) {
file, err := os.Open(f)
if err != nil {
log.Fatal(err)
}
defer file.Close()
scanner := bufio.NewScanner(file)
var i int
var buf, phrase, spirt string
// This is where the magic happens.
for scanner.Scan() {
buf = scanner.Text()
if strings.HasPrefix(buf, "#") {
continue
}
i++
if buf == "␞" {
spirt += phrase
i = 0
phrase = ""
} else if rand.Intn(i) == 0 {
phrase = buf
}
}
if err := scanner.Err(); err != nil {
log.Fatal(err)
}
spirt += phrase
width, _, err := terminal.GetSize(0)
if err := scanner.Err(); err != nil {
log.Fatal(err)
}
spirt = strings.Replace(spirt, "\\n", "\n", -1)
fmt.Println(wordwrap.WrapString(spirt, uint(width)))
}