shell bypass 403
'use strict'
// tar -u
const hlo = require('./high-level-opt.js')
const r = require('./replace.js')
// just call tar.r with the filter and mtimeCache
module.exports = (opt_, files, cb) => {
const opt = hlo(opt_)
if (!opt.file)
throw new TypeError('file is required')
if (opt.gzip)
throw new TypeError('cannot append to compressed archives')
if (!files || !Array.isArray(files) || !files.length)
throw new TypeError('no files or directories specified')
files = Array.from(files)
mtimeFilter(opt)
return r(opt, files, cb)
}
const mtimeFilter = opt => {
const filter = opt.filter
if (!opt.mtimeCache)
opt.mtimeCache = new Map()
opt.filter = filter ? (path, stat) =>
filter(path, stat) && !(opt.mtimeCache.get(path) > stat.mtime)
: (path, stat) => !(opt.mtimeCache.get(path) > stat.mtime)
}