Adding static unmount + force option

index.js

@@ -135,6 +135,7 @@ class Fuse extends Nanoresource {
     this.mnt = path.resolve(mnt)
 
     this.ops = ops
+    this._force = !!opts.force
     this._thread = null
     this._handlers = this._makeHandlerArray()
 
@@ -225,9 +226,26 @@ class Fuse extends Nanoresource {
     }
   }
 
+  // Static methods
+  static unmount (mnt, cb) {
+    const mnt = JSON.stringify(mnt)
+    const cmd = IS_OSX ? `diskutil umount ${mnt}` : `fusermount -uz ${mnt}`
+    exec(cmd, err => {
+      if (err) return cb(err)
+      return cb(null)
+    })
+  }
+
   // Lifecycle methods
 
   _open (cb) {
+    const self = this
+
+    if (this._force) return Fuse.unmount(this.mnt, open)
+    return open()
+
+    function open (err) {
+      if (err) return cb(err)
       this._thread = Buffer.alloc(binding.sizeof_fuse_thread_t)
       this._openCallback = cb
 
@@ -248,6 +266,7 @@ class Fuse extends Nanoresource {
         })
       })
     }
+  }
 
   _close (cb) {
     if (this._closed) return process.nextTick(cb, null)
@@ -255,7 +274,7 @@ class Fuse extends Nanoresource {
     const mnt = JSON.stringify(this.mnt)
     const cmd = IS_OSX ? `diskutil umount ${mnt}` : `fusermount -uz ${mnt}`
 
-    exec(cmd, (err, stdout, stderr) => {
+    Fuse.unmount(mnt, err => {
       if (err) return cb(err)
       nativeUnmount()
     })