update vendor/

vendor/github.com/otiai10/copy/options.go

@@ -0,0 +1,46 @@
+package copy
+
+import "os"
+
+// Options specifies optional actions on copying.
+type Options struct {
+	// OnSymlink can specify what to do on symlink
+	OnSymlink func(src string) SymlinkAction
+	// Skip can specify which files should be skipped
+	Skip func(src string) (bool, error)
+	// AddPermission to every entities,
+	// NO MORE THAN 0777
+	AddPermission os.FileMode
+	// Sync file after copy.
+	// Useful in case when file must be on the disk
+	// (in case crash happens, for example),
+	// at the expense of some performance penalty
+	Sync bool
+}
+
+// SymlinkAction represents what to do on symlink.
+type SymlinkAction int
+
+const (
+	// Deep creates hard-copy of contents.
+	Deep SymlinkAction = iota
+	// Shallow creates new symlink to the dest of symlink.
+	Shallow
+	// Skip does nothing with symlink.
+	Skip
+)
+
+// getDefaultOptions provides default options,
+// which would be modified by usage-side.
+func getDefaultOptions() Options {
+	return Options{
+		OnSymlink: func(string) SymlinkAction {
+			return Shallow // Do shallow copy
+		},
+		Skip: func(string) (bool, error) {
+			return false, nil // Don't skip
+		},
+		AddPermission: 0,     // Add nothing
+		Sync:          false, // Do not sync
+	}
+}