Vim script でランダム文字列生成

formatter_spec.vim

let s:V = vital#of('r')
let s:Xor = s:V.import('Random.Xor128')

function! s:randomString(char_kind, length)
  let rand_str = ''
  for i in range(a:length)
    let rand_char = a:char_kind[abs(s:Xor.rand()) % len(a:char_kind)]
    let rand_str .= rand_char
  endfor
  return rand_str
endfunction

let s:ascii_kinds = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&''()-=^~\|@`[{;+:*}},<.>/?_'