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 <a href="../../index.html">All files</a> / <a href="index.html">tar/lib</a> read-entry.js
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 3/3
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 51/51
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&nbsp;</td><td class="text"><pre class="prettyprint lang-js">'use strict'
const types = require('./types.js')
const MiniPass = require('minipass')
&nbsp;
const SLURP = Symbol('slurp')
module.exports = class ReadEntry extends MiniPass {
 constructor (header, ex, gex) {
 super()
 this.extended = ex
 this.globalExtended = gex
 this.header = header
 this.startBlockSize = 512 * Math.ceil(header.size / 512)
 this.blockRemain = this.startBlockSize
 this.remain = header.size
 this.type = header.type
 this.meta = false
 this.ignore = false
 switch (this.type) {
 case 'File':
 case 'OldFile':
 case 'Link':
 case 'SymbolicLink':
 case 'CharacterDevice':
 case 'BlockDevice':
 case 'Directory':
 case 'FIFO':
 case 'ContiguousFile':
 case 'GNUDumpDir':
 break
&nbsp;
 case 'NextFileHasLongLinkpath':
 case 'NextFileHasLongPath':
 case 'OldGnuLongPath':
 case 'GlobalExtendedHeader':
 case 'ExtendedHeader':
 case 'OldExtendedHeader':
 this.meta = true
 break
&nbsp;
 // NOTE: gnutar and bsdtar treat unrecognized types as 'File'
 // it may be worth doing the same, but with a warning.
 default:
 this.ignore = true
 }
&nbsp;
 this.path = header.path
 this.mode = header.mode
 if (this.mode)
 this.mode = this.mode &amp; 0o7777
 this.uid = header.uid
 this.gid = header.gid
 this.uname = header.uname
 this.gname = header.gname
 this.size = header.size
 this.mtime = header.mtime
 this.atime = header.atime
 this.ctime = header.ctime
 this.linkpath = header.linkpath
 this.uname = header.uname
 this.gname = header.gname
&nbsp;
 if (ex) this[SLURP](ex)
 if (gex) this[SLURP](gex, true)
 }
&nbsp;
 write (data) {
 const writeLen = data.length
 if (writeLen &gt; this.blockRemain)
 throw new Error('writing more to entry than is appropriate')
&nbsp;
 const r = this.remain
 const br = this.blockRemain
 this.remain = Math.max(0, r - writeLen)
 this.blockRemain = Math.max(0, br - writeLen)
 if (this.ignore)
 return true
&nbsp;
 if (r &gt;= writeLen)
 return super.write(data)
&nbsp;
 // r &lt; writeLen
 return super.write(data.slice(0, r))
 }
&nbsp;
 [SLURP] (ex, global) {
 for (let k in ex) {
 // we slurp in everything except for the path attribute in
 // a global extended header, because that's weird.
 if (ex[k] !== null &amp;&amp; ex[k] !== undefined &amp;&amp;
 !(global &amp;&amp; k === 'path'))
 this[k] = ex[k]
 }
 }
}
&nbsp;</pre></td></tr>
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 Code coverage
 generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Mon Nov 20 2017 16:00:38 GMT-0800 (PST)
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