nearby

README

go-whosonfirst-nearby

An in-memory KNearest index for Who's On First documents (using hailocab's go-geoindex)

Caveats

This is not ready for you to use yet.

See also

• https://github.com/hailocab/go-geoindex

Documentation

Index

• type Callback
• type Index
  • func NewIndex(logger log.WOFLog) *Index
  • func (i *Index) IndexCSVFile(csv_file string, key map[string]string) (bool, error)
  • func (i *Index) IndexFeature(f *geojson.WOFFeature) (bool, error)
  • func (i *Index) Nearby(lat float64, lon float64, max int, dist float64) []*Result
  • func (i *Index) NearbyWithCallback(lat float64, lon float64, max int, dist float64, cb Callback) []*Result
• type Record
  • func NewRecord(id string, lat float64, lon float64) (*Record, error)
  • func NewRecordFromFeature(f *geojson.WOFFeature) (*Record, error)
  • func (r *Record) Id() string
  • func (r *Record) Lat() float64
  • func (r *Record) Lon() float64
  • func (r *Record) Stringer() string
• type Result
  • func NewResultsFromPoint(pt geoindex.Point) *Result
  • func (r *Result) Stringer() string

Types

type Callback

type Callback func(p geoindex.Point) bool

type Index

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

func NewIndex

func NewIndex(logger log.WOFLog) *Index

func (*Index) IndexCSVFile

func (i *Index) IndexCSVFile(csv_file string, key map[string]string) (bool, error)

func (*Index) IndexFeature

func (i *Index) IndexFeature(f *geojson.WOFFeature) (bool, error)

func (*Index) Nearby

func (i *Index) Nearby(lat float64, lon float64, max int, dist float64) []*Result

func (*Index) NearbyWithCallback

func (i *Index) NearbyWithCallback(lat float64, lon float64, max int, dist float64, cb Callback) []*Result

type Record

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

func NewRecord

func NewRecord(id string, lat float64, lon float64) (*Record, error)

func NewRecordFromFeature

func NewRecordFromFeature(f *geojson.WOFFeature) (*Record, error)

func (*Record) Id

func (r *Record) Id() string

func (*Record) Lat

func (r *Record) Lat() float64

func (*Record) Lon

func (r *Record) Lon() float64

func (*Record) Stringer

func (r *Record) Stringer() string

type Result

type Result struct {
	Id        int // int64
	Latitude  float64
	Longitude float64
}

func NewResultsFromPoint

func NewResultsFromPoint(pt geoindex.Point) *Result

func (*Result) Stringer

func (r *Result) Stringer() string