id-generator

example

Initialize your project

go mod init github.com/sillyhatxu/id-generator

Updating dependencies

go mod vendor

verify dependencies

go mod verify

remove dependencies that is not used

go mod tidy

print dependence diagram

go mod graph

download dependencies

go mod download

Release Template

Feature

• [NEW] Support for Go Modules #17

---

Bug fix

• [FIX] Truncate Latency precision in long running request #17

new client

client := NewGeneratorClient("test")
id, err := client.GeneratorGroupId("test-group")

params

client := NewGeneratorClient(
    "test",
    Prefix("GT"),
    GroupLength(3),
    SequenceFormat("%02d"),
    Instance("8"),
    LifeCycle(5*time.Second),
)
id, err := client.GeneratorId()

example

func TestGeneratorClient_GeneratorId(t *testing.T) {
	client :=.NewGeneratorClient("test")
	for i := 0; i < 100; i++ {
		id, err := client.GeneratorId()
		assert.Nil(t, err)
		fmt.Println(id)
	}
}

output

15690628250001
15690628250002
15690628250003
15690628250004
15690628250005
15690628250006
15690628250007
15690628250008
15690628250009
15690628250010

func TestGeneratorClient_GeneratorGroupId(t *testing.T) {
	client := NewGeneratorClient("test", Prefix("GT"), GroupLength(3), SequenceFormat("%02d"))
	for i := 0; i < 100; i++ {
		id, err := client.GeneratorGroupId("group")
		assert.Nil(t, err)
		fmt.Println(id)
	}
}

output

GT156906285601516
GT156906285602516
GT156906285603516
GT156906285604516
GT156906285605516
GT156906285606516
GT156906285607516
GT156906285608516

Instance : used to prevent ID duplication when multiple instances generate ids

func TestGeneratorClient_GeneratorGroupIdInstance(t *testing.T) {
	client := NewGeneratorClient("test", Prefix("GT"), GroupLength(3), SequenceFormat("%02d"), Instance("8"))
	for i := 0; i < 100; i++ {
		id, err := client.GeneratorGroupId("group")
		assert.Nil(t, err)
		fmt.Println(id)
	}
}

output

GT8156906575501516
GT8156906575502516
GT8156906575503516
GT8156906575504516
GT8156906575505516
GT8156906575506516