/
file.go
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/
file.go
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// Quicknote stores and searches tens of thousands of short notes.
//
// Copyright (C) 2017 Andrew Miller <amiller@amilx.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package utils
import (
"os"
"path/filepath"
"strings"
)
// GetFileExt returns the file's extension in lower case
func GetFileExt(f string) string {
ext := filepath.Ext(f)
return strings.ToLower(ext)
}
// ExpandFilePath takes a file path either containing environment
// variables and/or relative paths and expands it to the full path.
func ExpandFilePath(p string) (xp string, err error) {
xp = os.ExpandEnv(p)
if !filepath.IsAbs(xp) {
xp, err = filepath.Abs(xp)
if err != nil {
return "", err
}
}
return filepath.Clean(xp), err
}