Last change
on this file since 8d391a1 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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Property mode
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100644
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File size:
842 bytes
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1 | 'use strict'
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2 |
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3 | // tar -u
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4 |
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5 | const hlo = require('./high-level-opt.js')
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6 | const r = require('./replace.js')
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7 | // just call tar.r with the filter and mtimeCache
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8 |
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9 | module.exports = (opt_, files, cb) => {
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10 | const opt = hlo(opt_)
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11 |
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12 | if (!opt.file)
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13 | throw new TypeError('file is required')
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14 |
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15 | if (opt.gzip)
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16 | throw new TypeError('cannot append to compressed archives')
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17 |
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18 | if (!files || !Array.isArray(files) || !files.length)
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19 | throw new TypeError('no files or directories specified')
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20 |
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21 | files = Array.from(files)
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22 |
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23 | mtimeFilter(opt)
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24 | return r(opt, files, cb)
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25 | }
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26 |
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27 | const mtimeFilter = opt => {
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28 | const filter = opt.filter
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29 |
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30 | if (!opt.mtimeCache)
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31 | opt.mtimeCache = new Map()
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32 |
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33 | opt.filter = filter ? (path, stat) =>
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34 | filter(path, stat) && !(opt.mtimeCache.get(path) > stat.mtime)
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35 | : (path, stat) => !(opt.mtimeCache.get(path) > stat.mtime)
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36 | }
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