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goext/langext/sort.go

106 lines
2.6 KiB
Go

package langext
import "sort"
func Sort[T OrderedConstraint](arr []T) {
sort.Slice(arr, func(i1, i2 int) bool {
return arr[i1] < arr[i2]
})
}
func AsSorted[T OrderedConstraint](arr []T) []T {
arr = ArrCopy(arr)
sort.Slice(arr, func(i1, i2 int) bool {
return arr[i1] < arr[i2]
})
return arr
}
func SortStable[T OrderedConstraint](arr []T) {
sort.SliceStable(arr, func(i1, i2 int) bool {
return arr[i1] < arr[i2]
})
}
func AsSortedStable[T OrderedConstraint](arr []T) []T {
arr = ArrCopy(arr)
sort.SliceStable(arr, func(i1, i2 int) bool {
return arr[i1] < arr[i2]
})
return arr
}
func IsSorted[T OrderedConstraint](arr []T) bool {
return sort.SliceIsSorted(arr, func(i1, i2 int) bool {
return arr[i1] < arr[i2]
})
}
func SortSlice[T any](arr []T, less func(v1, v2 T) bool) {
sort.Slice(arr, func(i1, i2 int) bool {
return less(arr[i1], arr[i2])
})
}
func AsSortedSlice[T any](arr []T, less func(v1, v2 T) bool) []T {
arr = ArrCopy(arr)
sort.Slice(arr, func(i1, i2 int) bool {
return less(arr[i1], arr[i2])
})
return arr
}
func SortSliceStable[T any](arr []T, less func(v1, v2 T) bool) {
sort.SliceStable(arr, func(i1, i2 int) bool {
return less(arr[i1], arr[i2])
})
}
func AsSortedSliceStable[T any](arr []T, less func(v1, v2 T) bool) []T {
arr = ArrCopy(arr)
sort.SliceStable(arr, func(i1, i2 int) bool {
return less(arr[i1], arr[i2])
})
return arr
}
func IsSliceSorted[T any](arr []T, less func(v1, v2 T) bool) bool {
return sort.SliceIsSorted(arr, func(i1, i2 int) bool {
return less(arr[i1], arr[i2])
})
}
func SortBy[TElem any, TSel OrderedConstraint](arr []TElem, selector func(v TElem) TSel) {
sort.Slice(arr, func(i1, i2 int) bool {
return selector(arr[i1]) < selector(arr[i2])
})
}
func AsSortedBy[TElem any, TSel OrderedConstraint](arr []TElem, selector func(v TElem) TSel) []TElem {
arr = ArrCopy(arr)
sort.Slice(arr, func(i1, i2 int) bool {
return selector(arr[i1]) < selector(arr[i2])
})
return arr
}
func SortByStable[TElem any, TSel OrderedConstraint](arr []TElem, selector func(v TElem) TSel) {
sort.SliceStable(arr, func(i1, i2 int) bool {
return selector(arr[i1]) < selector(arr[i2])
})
}
func AsSortedByStable[TElem any, TSel OrderedConstraint](arr []TElem, selector func(v TElem) TSel) []TElem {
arr = ArrCopy(arr)
sort.SliceStable(arr, func(i1, i2 int) bool {
return selector(arr[i1]) < selector(arr[i2])
})
return arr
}
func IsSortedBy[TElem any, TSel OrderedConstraint](arr []TElem, selector func(v TElem) TSel) {
sort.SliceStable(arr, func(i1, i2 int) bool {
return selector(arr[i1]) < selector(arr[i2])
})
}