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-rw-r--r--node_modules/fs-extra/lib/ensure/symlink.js66
1 files changed, 66 insertions, 0 deletions
diff --git a/node_modules/fs-extra/lib/ensure/symlink.js b/node_modules/fs-extra/lib/ensure/symlink.js
new file mode 100644
index 0000000..847c1b9
--- /dev/null
+++ b/node_modules/fs-extra/lib/ensure/symlink.js
@@ -0,0 +1,66 @@
+'use strict'
+
+const u = require('universalify').fromCallback
+const path = require('path')
+const fs = require('graceful-fs')
+const _mkdirs = require('../mkdirs')
+const mkdirs = _mkdirs.mkdirs
+const mkdirsSync = _mkdirs.mkdirsSync
+
+const _symlinkPaths = require('./symlink-paths')
+const symlinkPaths = _symlinkPaths.symlinkPaths
+const symlinkPathsSync = _symlinkPaths.symlinkPathsSync
+
+const _symlinkType = require('./symlink-type')
+const symlinkType = _symlinkType.symlinkType
+const symlinkTypeSync = _symlinkType.symlinkTypeSync
+
+const pathExists = require('../path-exists').pathExists
+
+function createSymlink (srcpath, dstpath, type, callback) {
+ callback = (typeof type === 'function') ? type : callback
+ type = (typeof type === 'function') ? false : type
+
+ pathExists(dstpath, (err, destinationExists) => {
+ if (err) return callback(err)
+ if (destinationExists) return callback(null)
+ symlinkPaths(srcpath, dstpath, (err, relative) => {
+ if (err) return callback(err)
+ srcpath = relative.toDst
+ symlinkType(relative.toCwd, type, (err, type) => {
+ if (err) return callback(err)
+ const dir = path.dirname(dstpath)
+ pathExists(dir, (err, dirExists) => {
+ if (err) return callback(err)
+ if (dirExists) return fs.symlink(srcpath, dstpath, type, callback)
+ mkdirs(dir, err => {
+ if (err) return callback(err)
+ fs.symlink(srcpath, dstpath, type, callback)
+ })
+ })
+ })
+ })
+ })
+}
+
+function createSymlinkSync (srcpath, dstpath, type, callback) {
+ callback = (typeof type === 'function') ? type : callback
+ type = (typeof type === 'function') ? false : type
+
+ const destinationExists = fs.existsSync(dstpath)
+ if (destinationExists) return undefined
+
+ const relative = symlinkPathsSync(srcpath, dstpath)
+ srcpath = relative.toDst
+ type = symlinkTypeSync(relative.toCwd, type)
+ const dir = path.dirname(dstpath)
+ const exists = fs.existsSync(dir)
+ if (exists) return fs.symlinkSync(srcpath, dstpath, type)
+ mkdirsSync(dir)
+ return fs.symlinkSync(srcpath, dstpath, type)
+}
+
+module.exports = {
+ createSymlink: u(createSymlink),
+ createSymlinkSync
+}