extract

Documentation

Overview

Package extract provides tools and utilities for extracting subsets of GTFS feeds.

Index

• type Marker
  • func NewMarker() Marker
  • func (em *Marker) AddExclude(filename string, eid string)
  • func (em *Marker) AddInclude(filename string, eid string)
  • func (em *Marker) Count() int
  • func (em *Marker) Filter(reader adapters.Reader) error
  • func (em *Marker) IsMarked(filename, eid string) bool
  • func (em *Marker) IsVisited(filename string, eid string) bool
  • func (em *Marker) Mark(filename string, eid string, val bool)
  • func (em *Marker) SetBbox(bbox string) error
• type SetterFilter
  • func NewSetterFilter() *SetterFilter
  • func (tx *SetterFilter) AddValue(filename string, eid string, key string, value string)
  • func (tx *SetterFilter) AddValuesFromFile(filename string) error
  • func (tx *SetterFilter) Filter(ent tt.Entity, emap *tt.EntityMap) error

Types

type Marker

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

Marker selects entities specified during the Filter method.

func NewMarker

func NewMarker() Marker

NewMarker returns a new Marker.

func (*Marker) AddExclude

func (em *Marker) AddExclude(filename string, eid string)

func (*Marker) AddInclude

func (em *Marker) AddInclude(filename string, eid string)

func (*Marker) Count

func (em *Marker) Count() int

func (*Marker) Filter

func (em *Marker) Filter(reader adapters.Reader) error

Filter takes a Reader and selects any entities that are children of the specified file/id map.

func (*Marker) IsMarked

func (em *Marker) IsMarked(filename, eid string) bool

IsMarked returns if an Entity is marked.

func (*Marker) IsVisited

func (em *Marker) IsVisited(filename string, eid string) bool

IsVisited returns if an Entity was visited.

func (*Marker) Mark

func (em *Marker) Mark(filename string, eid string, val bool)

func (*Marker) SetBbox

func (em *Marker) SetBbox(bbox string) error

type SetterFilter

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

SetterFilter overrides entity values using a copier filter.

func NewSetterFilter

func NewSetterFilter() *SetterFilter

NewSetterFilter returns an initialized SetterFilter.

func (*SetterFilter) AddValue

func (tx *SetterFilter) AddValue(filename string, eid string, key string, value string)

AddValue sets a new value to override.

func (*SetterFilter) AddValuesFromFile

func (tx *SetterFilter) AddValuesFromFile(filename string) error

AddValuesFromFile reads a CSV file and calls AddValue on each row.

func (*SetterFilter) Filter

func (tx *SetterFilter) Filter(ent tt.Entity, emap *tt.EntityMap) error

Filter overrides values on entities.