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/*
** Copyright (C) 2001-2025 Zabbix SIA
**
** Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
** documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
** rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
** permit persons to whom the Software is furnished to do so, subject to the following conditions:
**
** The above copyright notice and this permission notice shall be included in all copies or substantial portions
** of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
** WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
** COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
** SOFTWARE.
**/
// package std is used to create wrappers for standard Go functions to support
// mocking in tests where necessary
package std
import (
"io"
"os"
)
// File interface is used to mock os.File structure
type File interface {
io.Reader
io.Closer
}
// Os interface is used to mock os package
type Os interface {
Open(name string) (File, error)
Stat(name string) (os.FileInfo, error)
IsExist(err error) bool
}
// A FileMode represents a file's mode and permission bits.
type FileMode uint32
// wrappers for standard os functionality
type sysOs struct {
}
func (o *sysOs) Open(name string) (File, error) {
return os.Open(name)
}
func (o *sysOs) Stat(name string) (os.FileInfo, error) {
return os.Stat(name)
}
func (o *sysOs) IsExist(err error) bool {
return os.IsExist(err)
}
// NewOs returns Os interface that forwards supported methods to os package.
func NewOs() Os {
return &sysOs{}
}
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