// Copyright (c) 2017 Uber Technologies, Inc.
//
// 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.

// +build linux

package cgroups

import "fmt"

type cgroupSubsysFormatInvalidError struct {
	line string
}

type mountPointFormatInvalidError struct {
	line string
}

type pathNotExposedFromMountPointError struct {
	mountPoint string
	root       string
	path       string
}

func (err cgroupSubsysFormatInvalidError) Error() string {
	return fmt.Sprintf("invalid format for CGroupSubsys: %q", err.line)
}

func (err mountPointFormatInvalidError) Error() string {
	return fmt.Sprintf("invalid format for MountPoint: %q", err.line)
}

func (err pathNotExposedFromMountPointError) Error() string {
	return fmt.Sprintf("path %q is not a descendant of mount point root %q and cannot be exposed from %q", err.path, err.root, err.mountPoint)
}
