github.com/graywolf-at-work-2/terraform-vendor@v1.4.5/internal/states/statemgr/lineage.go (about)

     1  package statemgr
     2  
     3  import (
     4  	"fmt"
     5  
     6  	uuid "github.com/hashicorp/go-uuid"
     7  )
     8  
     9  // NewLineage generates a new lineage identifier string. A lineage identifier
    10  // is an opaque string that is intended to be unique in space and time, chosen
    11  // when state is recorded at a location for the first time and then preserved
    12  // afterwards to allow Terraform to recognize when one state snapshot is a
    13  // predecessor or successor of another.
    14  func NewLineage() string {
    15  	lineage, err := uuid.GenerateUUID()
    16  	if err != nil {
    17  		panic(fmt.Errorf("Failed to generate lineage: %v", err))
    18  	}
    19  	return lineage
    20  }