Go Haiku Generator

package main

import (
  "fmt"
  "strings"
  "net/http"
  "io/ioutil"
  "math/rand"
  "time"
)

var dict map[int][]string

func RandInt(min int, max int) int {
  if max == min {
    return min
  }
  return rand.Int() % (max-min) + min
}

func SyllableLine(syllables int) string {
  words := []string{}
  for syllables > 0 {
    max := syllables
    if max > 7 {
      max = 7
    }
    syl := RandInt(1, max)
    word := dict[syl][RandInt(0, len(dict[syl]))]
    words = append(words, word)
    syllables -= syl
  }
  return strings.Join(words, " ")
}

func Haiku() string {
  return SyllableLine(5)+"\n"+SyllableLine(7)+"\n"+SyllableLine(5)
}

func main() {
  resp, err := http.Get("http://meshiest.com/syldict.txt")
  if err != nil {
    resp.Body.Close()
    fmt.Println("Could not fetch dictionary. Exiting.")
    return
  }

  rand.Seed(time.Now().Unix())

  body, err := ioutil.ReadAll(resp.Body)
  resp.Body.Close()
  
  words := strings.Split(string(body), "\n")
  dict = make(map[int][]string)
  // parse word list into an integer(syllable) map of arrays of strings
  for i, length := 0, len(words); i < length; i++ {
    arr := strings.Split(words[i], "*")
    count := len(arr)
    word := strings.Join(arr, "")
    if dict[count] == nil {
      dict[count] = []string{}
    }
    dict[count] = append(dict[count], word)
  }

  fmt.Println(Haiku())

} 

good starting point

Watch the = on line 54