dagutils

Documentation

Index

• Constants
• func ApplyChange(ctx context.Context, ds dag.DAGService, nd *dag.Node, cs []*Change) (*dag.Node, error)
• func MergeDiffs(a, b []*Change) ([]*Change, []Conflict)
• func NewMemoryDagService() dag.DAGService
• type Change
  • func Diff(ctx context.Context, ds dag.DAGService, a, b *dag.Node) ([]*Change, error)
  • func (c *Change) String() string
• type Conflict
• type Editor
  • func NewDagEditor(root *dag.Node, source dag.DAGService) *Editor
  • func (e *Editor) Finalize(ds dag.DAGService) (*dag.Node, error)
  • func (e *Editor) GetDagService() dag.DAGService
  • func (e *Editor) GetNode() *dag.Node
  • func (e *Editor) InsertNodeAtPath(ctx context.Context, pth string, toinsert *dag.Node, create func() *dag.Node) error
  • func (e *Editor) RmLink(ctx context.Context, pth string) error

Constants

const (
	Add = iota
	Remove
	Mod
)

Functions

func ApplyChange

func ApplyChange(ctx context.Context, ds dag.DAGService, nd *dag.Node, cs []*Change) (*dag.Node, error)

func MergeDiffs

func MergeDiffs(a, b []*Change) ([]*Change, []Conflict)

func NewMemoryDagService

func NewMemoryDagService() dag.DAGService

Types

type Change

type Change struct {
	Type   int
	Path   string
	Before key.Key
	After  key.Key
}

func Diff

func Diff(ctx context.Context, ds dag.DAGService, a, b *dag.Node) ([]*Change, error)

func (*Change) String

func (c *Change) String() string

type Conflict

type Conflict struct {
	A *Change
	B *Change
}

type Editor

type Editor struct {
	// contains filtered or unexported fields
}

func NewDagEditor

func NewDagEditor(root *dag.Node, source dag.DAGService) *Editor

root is the node to be modified, source is the dagstore to pull nodes from (optional)

func (*Editor) Finalize

func (e *Editor) Finalize(ds dag.DAGService) (*dag.Node, error)

func (*Editor) GetDagService

func (e *Editor) GetDagService() dag.DAGService

func (*Editor) GetNode

func (e *Editor) GetNode() *dag.Node

func (*Editor) InsertNodeAtPath

func (e *Editor) InsertNodeAtPath(ctx context.Context, pth string, toinsert *dag.Node, create func() *dag.Node) error

func (*Editor) RmLink

func (e *Editor) RmLink(ctx context.Context, pth string) error