shithub: hugo

ref: c5319db9f13f1dee97db5fbbeae38429a074c7d0
dir: /htesting/test_helpers.go/

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// Copyright 2019 The Hugo Authors. All rights reserved.
//
// 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 htesting

import (
	"runtime"
	"strings"

	"github.com/spf13/afero"
)

// CreateTempDir creates a temp dir in the given filesystem and
// returns the dirnam and a func that removes it when done.
func CreateTempDir(fs afero.Fs, prefix string) (string, func(), error) {
	tempDir, err := afero.TempDir(fs, "", prefix)
	if err != nil {
		return "", nil, err
	}

	_, isOsFs := fs.(*afero.OsFs)

	if isOsFs && runtime.GOOS == "darwin" && !strings.HasPrefix(tempDir, "/private") {
		// To get the entry folder in line with the rest. This its a little bit
		// mysterious, but so be it.
		tempDir = "/private" + tempDir
	}
	return tempDir, func() { fs.RemoveAll(tempDir) }, nil
}