stringset

package

v0.0.0-...-83c1928 Latest Latest Go to latest Published: Dec 12, 2022 License: MIT Imports: 4 Imported by: 0

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var ErrInvalidType = errors.New("invalid type")

ErrInvalidType is returned by initialization functions expecting specific types.

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type StringSet map[string]struct{}

StringSet is an unordered set of unique strings.

func FromMapKeys(m interface{}) (StringSet, error)

FromMapKeys returns a new StringSet initialized with m's keys. It returns InvalidType if m is not a map or its keys are not type string.

func FromMapVals(m interface{}) (StringSet, error)

FromMapVals returns a new StringSet initialized with m's values. It returns InvalidType if m is not a map or its values are not type string.

func FromSlice(sl interface{}) (StringSet, error)

FromSlice returns a new StringSet initialized with s's values. It returns InvalidType if sl is not a slice of type string.

func New(vals ...string) StringSet

New returns a new StringSet initialized with vals.

func (s StringSet) Add(val string)

Add adds val to the set if it does not already exist.

func (s StringSet) Equals(t StringSet) bool

Equals returns true if all the values of s are in t and vice-versa. Order is not considered.

func (s StringSet) Has(val string) bool

Has returns true if val is in the set.

func (s StringSet) Len() int

Len returns the length of the set.

func (s StringSet) Remove(val string)

Remove deletes val from the set if it exists.

func (s StringSet) Slice() []string

Slice returns a slice with the values of the set in an arbitrary order.

func (s StringSet) Sorted() []string

Sorted returns a slice with the values of the set sorted.

func (s StringSet) String() string