'use strict'

module.exports = wrap

var u = require('unist-builder')

// Wrap `nodes` with newlines between each entry.  Optionally adds newlines at
// the start and end.
function wrap(nodes, loose) {
  var result = []
  var index = -1
  var length = nodes.length

  if (loose) {
    result.push(u('text', '\n'))
  }

  while (++index < length) {
    if (index) {
      result.push(u('text', '\n'))
    }

    result.push(nodes[index])
  }

  if (loose && nodes.length !== 0) {
    result.push(u('text', '\n'))
  }

  return result
}