// Code generated by "enumer -linecomment -yaml -text -json -type=PackageOperation"; DO NOT EDIT.

package backy

import (
	"encoding/json"
	"fmt"
	"strings"
)

const _PackageOperationName = "installupgradepurgeremovecheckVersionisInstalled"

var _PackageOperationIndex = [...]uint8{0, 0, 7, 14, 19, 25, 37, 48}

const _PackageOperationLowerName = "installupgradepurgeremovecheckversionisinstalled"

func (i PackageOperation) String() string {
	if i < 0 || i >= PackageOperation(len(_PackageOperationIndex)-1) {
		return fmt.Sprintf("PackageOperation(%d)", i)
	}
	return _PackageOperationName[_PackageOperationIndex[i]:_PackageOperationIndex[i+1]]
}

// An "invalid array index" compiler error signifies that the constant values have changed.
// Re-run the stringer command to generate them again.
func _PackageOperationNoOp() {
	var x [1]struct{}
	_ = x[DefaultPO-(0)]
	_ = x[PackageOperationInstall-(1)]
	_ = x[PackageOperationUpgrade-(2)]
	_ = x[PackageOperationPurge-(3)]
	_ = x[PackageOperationRemove-(4)]
	_ = x[PackageOperationCheckVersion-(5)]
	_ = x[PackageOperationIsInstalled-(6)]
}

var _PackageOperationValues = []PackageOperation{DefaultPO, PackageOperationInstall, PackageOperationUpgrade, PackageOperationPurge, PackageOperationRemove, PackageOperationCheckVersion, PackageOperationIsInstalled}

var _PackageOperationNameToValueMap = map[string]PackageOperation{
	_PackageOperationName[0:0]:        DefaultPO,
	_PackageOperationLowerName[0:0]:   DefaultPO,
	_PackageOperationName[0:7]:        PackageOperationInstall,
	_PackageOperationLowerName[0:7]:   PackageOperationInstall,
	_PackageOperationName[7:14]:       PackageOperationUpgrade,
	_PackageOperationLowerName[7:14]:  PackageOperationUpgrade,
	_PackageOperationName[14:19]:      PackageOperationPurge,
	_PackageOperationLowerName[14:19]: PackageOperationPurge,
	_PackageOperationName[19:25]:      PackageOperationRemove,
	_PackageOperationLowerName[19:25]: PackageOperationRemove,
	_PackageOperationName[25:37]:      PackageOperationCheckVersion,
	_PackageOperationLowerName[25:37]: PackageOperationCheckVersion,
	_PackageOperationName[37:48]:      PackageOperationIsInstalled,
	_PackageOperationLowerName[37:48]: PackageOperationIsInstalled,
}

var _PackageOperationNames = []string{
	_PackageOperationName[0:0],
	_PackageOperationName[0:7],
	_PackageOperationName[7:14],
	_PackageOperationName[14:19],
	_PackageOperationName[19:25],
	_PackageOperationName[25:37],
	_PackageOperationName[37:48],
}

// PackageOperationString retrieves an enum value from the enum constants string name.
// Throws an error if the param is not part of the enum.
func PackageOperationString(s string) (PackageOperation, error) {
	if val, ok := _PackageOperationNameToValueMap[s]; ok {
		return val, nil
	}

	if val, ok := _PackageOperationNameToValueMap[strings.ToLower(s)]; ok {
		return val, nil
	}
	return 0, fmt.Errorf("%s does not belong to PackageOperation values", s)
}

// PackageOperationValues returns all values of the enum
func PackageOperationValues() []PackageOperation {
	return _PackageOperationValues
}

// PackageOperationStrings returns a slice of all String values of the enum
func PackageOperationStrings() []string {
	strs := make([]string, len(_PackageOperationNames))
	copy(strs, _PackageOperationNames)
	return strs
}

// IsAPackageOperation returns "true" if the value is listed in the enum definition. "false" otherwise
func (i PackageOperation) IsAPackageOperation() bool {
	for _, v := range _PackageOperationValues {
		if i == v {
			return true
		}
	}
	return false
}

// MarshalJSON implements the json.Marshaler interface for PackageOperation
func (i PackageOperation) MarshalJSON() ([]byte, error) {
	return json.Marshal(i.String())
}

// UnmarshalJSON implements the json.Unmarshaler interface for PackageOperation
func (i *PackageOperation) UnmarshalJSON(data []byte) error {
	var s string
	if err := json.Unmarshal(data, &s); err != nil {
		return fmt.Errorf("PackageOperation should be a string, got %s", data)
	}

	var err error
	*i, err = PackageOperationString(s)
	return err
}

// MarshalText implements the encoding.TextMarshaler interface for PackageOperation
func (i PackageOperation) MarshalText() ([]byte, error) {
	return []byte(i.String()), nil
}

// UnmarshalText implements the encoding.TextUnmarshaler interface for PackageOperation
func (i *PackageOperation) UnmarshalText(text []byte) error {
	var err error
	*i, err = PackageOperationString(string(text))
	return err
}

// MarshalYAML implements a YAML Marshaler for PackageOperation
func (i PackageOperation) MarshalYAML() (interface{}, error) {
	return i.String(), nil
}

// UnmarshalYAML implements a YAML Unmarshaler for PackageOperation
func (i *PackageOperation) UnmarshalYAML(unmarshal func(interface{}) error) error {
	var s string
	if err := unmarshal(&s); err != nil {
		return err
	}

	var err error
	*i, err = PackageOperationString(s)
	return err
}