134 lines
2.9 KiB
Go
134 lines
2.9 KiB
Go
// Package slicer contains utility classes for handling slices
|
|
package slicer
|
|
|
|
// Imports
|
|
import "sort"
|
|
import "fmt"
|
|
import "strings"
|
|
|
|
// Int64Slicer handles slices of int64
|
|
type Int64Slicer struct {
|
|
slice []int64
|
|
}
|
|
|
|
// Int64 creates a new Int64Slicer
|
|
func Int64(slice ...[]int64) *Int64Slicer {
|
|
if len(slice) > 0 {
|
|
return &Int64Slicer{slice: slice[0]}
|
|
}
|
|
return &Int64Slicer{}
|
|
}
|
|
|
|
// Add a int64 value to the slicer
|
|
func (s *Int64Slicer) Add(value int64, additional ...int64) {
|
|
s.slice = append(s.slice, value)
|
|
s.slice = append(s.slice, additional...)
|
|
}
|
|
|
|
// AddUnique adds a int64 value to the slicer if it does not already exist
|
|
func (s *Int64Slicer) AddUnique(value int64, additional ...int64) {
|
|
|
|
if !s.Contains(value) {
|
|
s.slice = append(s.slice, value)
|
|
}
|
|
|
|
// Add additional values
|
|
for _, value := range additional {
|
|
if !s.Contains(value) {
|
|
s.slice = append(s.slice, value)
|
|
}
|
|
}
|
|
}
|
|
|
|
// AddSlice adds a int64 slice to the slicer
|
|
func (s *Int64Slicer) AddSlice(value []int64) {
|
|
s.slice = append(s.slice, value...)
|
|
}
|
|
|
|
// AsSlice returns the slice
|
|
func (s *Int64Slicer) AsSlice() []int64 {
|
|
return s.slice
|
|
}
|
|
|
|
// AddSlicer appends a Int64Slicer to the slicer
|
|
func (s *Int64Slicer) AddSlicer(value *Int64Slicer) {
|
|
s.slice = append(s.slice, value.AsSlice()...)
|
|
}
|
|
|
|
// Filter the slice based on the given function
|
|
func (s *Int64Slicer) Filter(fn func(int64) bool) *Int64Slicer {
|
|
result := &Int64Slicer{}
|
|
for _, elem := range s.slice {
|
|
if fn(elem) {
|
|
result.Add(elem)
|
|
}
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Each runs a function on every element of the slice
|
|
func (s *Int64Slicer) Each(fn func(int64)) {
|
|
for _, elem := range s.slice {
|
|
fn(elem)
|
|
}
|
|
}
|
|
|
|
// Contains indicates if the given value is in the slice
|
|
func (s *Int64Slicer) Contains(matcher int64) bool {
|
|
result := false
|
|
for _, elem := range s.slice {
|
|
if elem == matcher {
|
|
result = true
|
|
}
|
|
}
|
|
return result
|
|
}
|
|
|
|
// Length returns the number of elements in the slice
|
|
func (s *Int64Slicer) Length() int {
|
|
return len(s.slice)
|
|
}
|
|
|
|
// Clear all elements in the slice
|
|
func (s *Int64Slicer) Clear() {
|
|
s.slice = []int64{}
|
|
}
|
|
|
|
// Deduplicate removes duplicate values from the slice
|
|
func (s *Int64Slicer) Deduplicate() {
|
|
|
|
result := &Int64Slicer{}
|
|
|
|
for _, elem := range s.slice {
|
|
if !result.Contains(elem) {
|
|
result.Add(elem)
|
|
}
|
|
}
|
|
|
|
s.slice = result.AsSlice()
|
|
}
|
|
|
|
// Join returns a string with the slicer elements separated by the given separator
|
|
func (s *Int64Slicer) Join(separator string) string {
|
|
var builder strings.Builder
|
|
|
|
// Shortcut no elements
|
|
if len(s.slice) == 0 {
|
|
return ""
|
|
}
|
|
|
|
// Iterate over length - 1
|
|
index := 0
|
|
for index = 0; index < len(s.slice)-1; index++ {
|
|
builder.WriteString(fmt.Sprintf("%v%s", s.slice[index], separator))
|
|
}
|
|
builder.WriteString(fmt.Sprintf("%v", s.slice[index]))
|
|
result := builder.String()
|
|
return result
|
|
}
|
|
|
|
// Sort the slice values
|
|
func (s *Int64Slicer) Sort() {
|
|
sort.Slice(s.slice, func(i, j int) bool { return s.slice[i] < s.slice[j] })
|
|
}
|