From 9230c5f4436abee2ff494a5d9de08fb9a24abf84 Mon Sep 17 00:00:00 2001
From: Kazuyoshi Kato <katokazu@amazon.com>
Date: Thu, 27 Jan 2022 21:19:54 -0800
Subject: [PATCH] Copy runtime.File as swag.File

The File type is defined in go-openapi/runtime and used from
go-openapi/validate. However the runtime package uses the validate
package which makes a circular dependency between them.

https://github.com/go-openapi/validate/issues/143

Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>
---
 file.go      | 33 +++++++++++++++++++++++++++++++++
 file_test.go | 20 ++++++++++++++++++++
 2 files changed, 53 insertions(+)
 create mode 100644 file.go
 create mode 100644 file_test.go

diff --git a/file.go b/file.go
new file mode 100644
index 0000000..16accc5
--- /dev/null
+++ b/file.go
@@ -0,0 +1,33 @@
+// Copyright 2015 go-swagger maintainers
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package swag
+
+import "mime/multipart"
+
+// File represents an uploaded file.
+type File struct {
+	Data   multipart.File
+	Header *multipart.FileHeader
+}
+
+// Read bytes from the file
+func (f *File) Read(p []byte) (n int, err error) {
+	return f.Data.Read(p)
+}
+
+// Close the file
+func (f *File) Close() error {
+	return f.Data.Close()
+}
diff --git a/file_test.go b/file_test.go
new file mode 100644
index 0000000..b2bed79
--- /dev/null
+++ b/file_test.go
@@ -0,0 +1,20 @@
+package swag
+
+import (
+	"io"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestFileImplementsIOReader(t *testing.T) {
+	var file interface{} = &File{}
+	expected := "that File implements io.Reader"
+	assert.Implements(t, new(io.Reader), file, expected)
+}
+
+func TestFileImplementsIOReadCloser(t *testing.T) {
+	var file interface{} = &File{}
+	expected := "that File implements io.ReadCloser"
+	assert.Implements(t, new(io.ReadCloser), file, expected)
+}