إنشاء تطبيقات لأنواع عامة في Go

// Package set creates a ItemSet data structure for the Item type
package set
import “github.com/cheekybits/genny/generic”
// Item the type of the Set
type Item generic.Type
// ItemSet the set of Items
type ItemSet struct {
items map[Item]bool
}
// Add adds a new element to the Set. Returns the Set.
func (s ItemSet) Add(t Item) ItemSet {
if s.items == nil {
s.items = make(map[Item]bool)
}
_, ok := s.items[t]
if !ok {
s.items[t] = true
}
return s
}
// Clear removes all elements from the Set
func (s ItemSet) Clear() {
(s).items = make(map[Item]bool)
}

genny -in set.go -out gen-set.go gen "Item=string,int"

// This file was automatically generated by genny.
// Any changes will be lost if this file is regenerated.
// see https://github.com/cheekybits/genny

// Package Set creates a StringSet data structure for the string type
package set
// StringSet the set of Strings
type StringSet struct {
items map[string]bool
}
// Add adds a new element to the Set. Returns the Set.
func (s StringSet) Add(t string) StringSet {
s.items[t] = true
return s
}
// Clear removes all elements from the Set
func (s StringSet) Clear() {
(s).items = make(map[string]bool)
}
// Delete removes the string from the Set and returns Has(string)
func (s StringSet) Delete(item string) bool {
ret := (s).Has(item)
if ret {
delete((*s).items, item)
}
return ret
}
// Has returns true if the Set contains the string
func (s StringSet) Has(item string) bool {
return (s).items[item]
}
// Strings returns the string(s) stored
func (s *StringSet) Strings() []string {
items := []string{}
for i := range s.items {
items = append(items, i)
}
return items
}
// Package Set creates a IntSet data structure for the int type

// IntSet the set of Ints
type IntSet struct {
items map[int]bool
}
// Add adds a new element to the Set. Returns the Set.
func (s IntSet) Add(t int) IntSet {
s.items[t] = true
return s
}
// Clear removes all elements from the Set
func (s IntSet) Clear() {
(s).items = make(map[int]bool)
}
// Delete removes the int from the Set and returns Has(int)
func (s IntSet) Delete(item int) bool {
ret := (s).Has(item)
if ret {
delete((*s).items, item)
}
return ret
}
// Has returns true if the Set contains the int
func (s IntSet) Has(item int) bool {
return (s).items[item]
}
// Ints returns the int(s) stored
func (s *IntSet) Ints() []int {
items := []int{}
for i := range s.items {
items = append(items, i)
}
return items
}

// go:generate genny -in=$GOFILE -out=gen-$GOFILE gen "Item=string,int"

go generate