Tons of Solutions Engineering work done today for the rest of the CS team! Headway, Howard Hanna, Engels, Brighton, etc. Also completed Datasnippers auth flow and worked on Anthology's script. Cloned Anthology's courses (900..) and will clone Full Story on Monday.
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164
Scripts/node_modules/fs-extra/lib/copy-sync/copy-sync.js
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164
Scripts/node_modules/fs-extra/lib/copy-sync/copy-sync.js
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'use strict'
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const fs = require('graceful-fs')
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const path = require('path')
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const mkdirpSync = require('../mkdirs').mkdirsSync
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const utimesSync = require('../util/utimes.js').utimesMillisSync
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const stat = require('../util/stat')
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function copySync (src, dest, opts) {
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if (typeof opts === 'function') {
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opts = { filter: opts }
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}
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opts = opts || {}
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opts.clobber = 'clobber' in opts ? !!opts.clobber : true // default to true for now
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opts.overwrite = 'overwrite' in opts ? !!opts.overwrite : opts.clobber // overwrite falls back to clobber
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// Warn about using preserveTimestamps on 32-bit node
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if (opts.preserveTimestamps && process.arch === 'ia32') {
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console.warn(`fs-extra: Using the preserveTimestamps option in 32-bit node is not recommended;\n
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see https://github.com/jprichardson/node-fs-extra/issues/269`)
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}
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const { srcStat, destStat } = stat.checkPathsSync(src, dest, 'copy')
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stat.checkParentPathsSync(src, srcStat, dest, 'copy')
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return handleFilterAndCopy(destStat, src, dest, opts)
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}
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function handleFilterAndCopy (destStat, src, dest, opts) {
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if (opts.filter && !opts.filter(src, dest)) return
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const destParent = path.dirname(dest)
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if (!fs.existsSync(destParent)) mkdirpSync(destParent)
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return startCopy(destStat, src, dest, opts)
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}
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function startCopy (destStat, src, dest, opts) {
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if (opts.filter && !opts.filter(src, dest)) return
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return getStats(destStat, src, dest, opts)
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}
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function getStats (destStat, src, dest, opts) {
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const statSync = opts.dereference ? fs.statSync : fs.lstatSync
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const srcStat = statSync(src)
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if (srcStat.isDirectory()) return onDir(srcStat, destStat, src, dest, opts)
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else if (srcStat.isFile() ||
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srcStat.isCharacterDevice() ||
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srcStat.isBlockDevice()) return onFile(srcStat, destStat, src, dest, opts)
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else if (srcStat.isSymbolicLink()) return onLink(destStat, src, dest, opts)
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}
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function onFile (srcStat, destStat, src, dest, opts) {
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if (!destStat) return copyFile(srcStat, src, dest, opts)
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return mayCopyFile(srcStat, src, dest, opts)
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}
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function mayCopyFile (srcStat, src, dest, opts) {
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if (opts.overwrite) {
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fs.unlinkSync(dest)
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return copyFile(srcStat, src, dest, opts)
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} else if (opts.errorOnExist) {
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throw new Error(`'${dest}' already exists`)
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}
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}
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function copyFile (srcStat, src, dest, opts) {
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if (typeof fs.copyFileSync === 'function') {
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fs.copyFileSync(src, dest)
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fs.chmodSync(dest, srcStat.mode)
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if (opts.preserveTimestamps) {
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return utimesSync(dest, srcStat.atime, srcStat.mtime)
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}
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return
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}
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return copyFileFallback(srcStat, src, dest, opts)
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}
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function copyFileFallback (srcStat, src, dest, opts) {
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const BUF_LENGTH = 64 * 1024
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const _buff = require('../util/buffer')(BUF_LENGTH)
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const fdr = fs.openSync(src, 'r')
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const fdw = fs.openSync(dest, 'w', srcStat.mode)
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let pos = 0
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while (pos < srcStat.size) {
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const bytesRead = fs.readSync(fdr, _buff, 0, BUF_LENGTH, pos)
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fs.writeSync(fdw, _buff, 0, bytesRead)
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pos += bytesRead
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}
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if (opts.preserveTimestamps) fs.futimesSync(fdw, srcStat.atime, srcStat.mtime)
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fs.closeSync(fdr)
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fs.closeSync(fdw)
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}
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function onDir (srcStat, destStat, src, dest, opts) {
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if (!destStat) return mkDirAndCopy(srcStat, src, dest, opts)
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if (destStat && !destStat.isDirectory()) {
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throw new Error(`Cannot overwrite non-directory '${dest}' with directory '${src}'.`)
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}
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return copyDir(src, dest, opts)
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}
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function mkDirAndCopy (srcStat, src, dest, opts) {
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fs.mkdirSync(dest)
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copyDir(src, dest, opts)
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return fs.chmodSync(dest, srcStat.mode)
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}
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function copyDir (src, dest, opts) {
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fs.readdirSync(src).forEach(item => copyDirItem(item, src, dest, opts))
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}
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function copyDirItem (item, src, dest, opts) {
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const srcItem = path.join(src, item)
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const destItem = path.join(dest, item)
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const { destStat } = stat.checkPathsSync(srcItem, destItem, 'copy')
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return startCopy(destStat, srcItem, destItem, opts)
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}
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function onLink (destStat, src, dest, opts) {
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let resolvedSrc = fs.readlinkSync(src)
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if (opts.dereference) {
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resolvedSrc = path.resolve(process.cwd(), resolvedSrc)
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}
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if (!destStat) {
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return fs.symlinkSync(resolvedSrc, dest)
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} else {
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let resolvedDest
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try {
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resolvedDest = fs.readlinkSync(dest)
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} catch (err) {
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// dest exists and is a regular file or directory,
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// Windows may throw UNKNOWN error. If dest already exists,
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// fs throws error anyway, so no need to guard against it here.
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if (err.code === 'EINVAL' || err.code === 'UNKNOWN') return fs.symlinkSync(resolvedSrc, dest)
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throw err
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}
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if (opts.dereference) {
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resolvedDest = path.resolve(process.cwd(), resolvedDest)
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}
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if (stat.isSrcSubdir(resolvedSrc, resolvedDest)) {
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throw new Error(`Cannot copy '${resolvedSrc}' to a subdirectory of itself, '${resolvedDest}'.`)
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}
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// prevent copy if src is a subdir of dest since unlinking
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// dest in this case would result in removing src contents
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// and therefore a broken symlink would be created.
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if (fs.statSync(dest).isDirectory() && stat.isSrcSubdir(resolvedDest, resolvedSrc)) {
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throw new Error(`Cannot overwrite '${resolvedDest}' with '${resolvedSrc}'.`)
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}
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return copyLink(resolvedSrc, dest)
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}
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}
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function copyLink (resolvedSrc, dest) {
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fs.unlinkSync(dest)
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return fs.symlinkSync(resolvedSrc, dest)
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}
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module.exports = copySync
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5
Scripts/node_modules/fs-extra/lib/copy-sync/index.js
generated
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5
Scripts/node_modules/fs-extra/lib/copy-sync/index.js
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@ -0,0 +1,5 @@
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'use strict'
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module.exports = {
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copySync: require('./copy-sync')
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}
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