119 lines
2.6 KiB
Go
119 lines
2.6 KiB
Go
// Package slicer contains utility classes for handling slices
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package slicer
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// Imports
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import "sort"
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import "strings"
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// StringSlicer handles slices of string
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type StringSlicer struct {
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slice []string
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}
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// String creates a new StringSlicer
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func String(slice ...[]string) *StringSlicer {
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if len(slice) > 0 {
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return &StringSlicer{slice: slice[0]}
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}
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return &StringSlicer{}
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}
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// Add a string value to the slicer
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func (s *StringSlicer) Add(value string, additional ...string) {
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s.slice = append(s.slice, value)
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s.slice = append(s.slice, additional...)
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}
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// AddUnique adds a string value to the slicer if it does not already exist
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func (s *StringSlicer) AddUnique(value string, additional ...string) {
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if !s.Contains(value) {
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s.slice = append(s.slice, value)
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}
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// Add additional values
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for _, value := range additional {
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if !s.Contains(value) {
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s.slice = append(s.slice, value)
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}
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}
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}
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// AddSlice adds a string slice to the slicer
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func (s *StringSlicer) AddSlice(value []string) {
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s.slice = append(s.slice, value...)
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}
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// AsSlice returns the slice
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func (s *StringSlicer) AsSlice() []string {
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return s.slice
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}
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// AddSlicer appends a StringSlicer to the slicer
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func (s *StringSlicer) AddSlicer(value *StringSlicer) {
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s.slice = append(s.slice, value.AsSlice()...)
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}
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// Filter the slice based on the given function
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func (s *StringSlicer) Filter(fn func(string) bool) *StringSlicer {
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result := &StringSlicer{}
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for _, elem := range s.slice {
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if fn(elem) {
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result.Add(elem)
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}
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}
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return result
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}
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// Each runs a function on every element of the slice
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func (s *StringSlicer) Each(fn func(string)) {
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for _, elem := range s.slice {
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fn(elem)
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}
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}
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// Contains indicates if the given value is in the slice
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func (s *StringSlicer) Contains(matcher string) bool {
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result := false
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for _, elem := range s.slice {
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if elem == matcher {
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result = true
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}
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}
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return result
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}
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// Length returns the number of elements in the slice
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func (s *StringSlicer) Length() int {
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return len(s.slice)
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}
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// Clear all elements in the slice
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func (s *StringSlicer) Clear() {
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s.slice = []string{}
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}
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// Deduplicate removes duplicate values from the slice
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func (s *StringSlicer) Deduplicate() {
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result := &StringSlicer{}
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for _, elem := range s.slice {
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if !result.Contains(elem) {
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result.Add(elem)
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}
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}
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s.slice = result.AsSlice()
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}
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// Join returns a string with the slicer elements separated by the given separator
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func (s *StringSlicer) Join(separator string) string {
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return strings.Join(s.slice, separator)
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}
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// Sort the slice values
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func (s *StringSlicer) Sort() {
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sort.Strings(s.slice)
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}
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