golang read a file line by line

readline.go

import (
  "bufio"
  "os"
)

func main() {
  f := os.Open("somefile")
  defer f.Close
  rdr := bufio.NewReader(f)
  for {
    // I'm assuming it's ok to assume lines are newline-terminated
    line, err := rdr.ReadString("\n")
    if err != nil {
      break
    }
    //do something with line
  }
}