diff options
Diffstat (limited to 'sandbox/testAppNevena/Front/node_modules/tar/lib/list.js')
-rw-r--r-- | sandbox/testAppNevena/Front/node_modules/tar/lib/list.js | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/sandbox/testAppNevena/Front/node_modules/tar/lib/list.js b/sandbox/testAppNevena/Front/node_modules/tar/lib/list.js deleted file mode 100644 index a0c1cf2f..00000000 --- a/sandbox/testAppNevena/Front/node_modules/tar/lib/list.js +++ /dev/null @@ -1,132 +0,0 @@ -'use strict' - -// XXX: This shares a lot in common with extract.js -// maybe some DRY opportunity here? - -// tar -t -const hlo = require('./high-level-opt.js') -const Parser = require('./parse.js') -const fs = require('fs') -const fsm = require('fs-minipass') -const path = require('path') -const stripSlash = require('./strip-trailing-slashes.js') - -module.exports = (opt_, files, cb) => { - if (typeof opt_ === 'function') - cb = opt_, files = null, opt_ = {} - else if (Array.isArray(opt_)) - files = opt_, opt_ = {} - - if (typeof files === 'function') - cb = files, files = null - - if (!files) - files = [] - else - files = Array.from(files) - - const opt = hlo(opt_) - - if (opt.sync && typeof cb === 'function') - throw new TypeError('callback not supported for sync tar functions') - - if (!opt.file && typeof cb === 'function') - throw new TypeError('callback only supported with file option') - - if (files.length) - filesFilter(opt, files) - - if (!opt.noResume) - onentryFunction(opt) - - return opt.file && opt.sync ? listFileSync(opt) - : opt.file ? listFile(opt, cb) - : list(opt) -} - -const onentryFunction = opt => { - const onentry = opt.onentry - opt.onentry = onentry ? e => { - onentry(e) - e.resume() - } : e => e.resume() -} - -// construct a filter that limits the file entries listed -// include child entries if a dir is included -const filesFilter = (opt, files) => { - const map = new Map(files.map(f => [stripSlash(f), true])) - const filter = opt.filter - - const mapHas = (file, r) => { - const root = r || path.parse(file).root || '.' - const ret = file === root ? false - : map.has(file) ? map.get(file) - : mapHas(path.dirname(file), root) - - map.set(file, ret) - return ret - } - - opt.filter = filter - ? (file, entry) => filter(file, entry) && mapHas(stripSlash(file)) - : file => mapHas(stripSlash(file)) -} - -const listFileSync = opt => { - const p = list(opt) - const file = opt.file - let threw = true - let fd - try { - const stat = fs.statSync(file) - const readSize = opt.maxReadSize || 16 * 1024 * 1024 - if (stat.size < readSize) - p.end(fs.readFileSync(file)) - else { - let pos = 0 - const buf = Buffer.allocUnsafe(readSize) - fd = fs.openSync(file, 'r') - while (pos < stat.size) { - const bytesRead = fs.readSync(fd, buf, 0, readSize, pos) - pos += bytesRead - p.write(buf.slice(0, bytesRead)) - } - p.end() - } - threw = false - } finally { - if (threw && fd) { - try { - fs.closeSync(fd) - } catch (er) {} - } - } -} - -const listFile = (opt, cb) => { - const parse = new Parser(opt) - const readSize = opt.maxReadSize || 16 * 1024 * 1024 - - const file = opt.file - const p = new Promise((resolve, reject) => { - parse.on('error', reject) - parse.on('end', resolve) - - fs.stat(file, (er, stat) => { - if (er) - reject(er) - else { - const stream = new fsm.ReadStream(file, { - readSize: readSize, - size: stat.size, - }) - stream.on('error', reject) - stream.pipe(parse) - } - }) - }) - return cb ? p.then(cb, cb) : p -} - -const list = opt => new Parser(opt) |