Adding upstream version 3.10.8.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tree/generic/walk_options.go

@@ -0,0 +1,63 @@
+// Copyright Earl Warren <contact@earl-warren.org>
+// Copyright Loïc Dachary <loic@dachary.org>
+// SPDX-License-Identifier: MIT
+
+package generic
+
+import (
+	"context"
+
+	"code.forgejo.org/f3/gof3/v3/path"
+)
+
+type WalkFunc func(context.Context, path.Path, NodeInterface)
+
+type WalkOptions struct {
+	fun WalkFunc
+}
+
+func NewWalkOptions(fun WalkFunc) *WalkOptions {
+	return &WalkOptions{
+		fun: fun,
+	}
+}
+
+type ApplyFunc func(ctx context.Context, parentPath, path path.Path, node NodeInterface)
+
+type ApplyWhere bool
+
+const (
+	ApplyEachNode ApplyWhere = true
+	ApplyLastNode ApplyWhere = false
+)
+
+type ApplySearch bool
+
+const (
+	ApplySearchByName ApplySearch = true
+	ApplySearchByID   ApplySearch = false
+)
+
+type ApplyOptions struct {
+	fun    ApplyFunc
+	where  ApplyWhere
+	search ApplySearch
+}
+
+func NewApplyOptions(fun ApplyFunc) *ApplyOptions {
+	return &ApplyOptions{
+		fun:    fun,
+		where:  ApplyLastNode,
+		search: ApplySearchByID,
+	}
+}
+
+func (o *ApplyOptions) SetWhere(where ApplyWhere) *ApplyOptions {
+	o.where = where
+	return o
+}
+
+func (o *ApplyOptions) SetSearch(search ApplySearch) *ApplyOptions {
+	o.search = search
+	return o
+}