Class SelectionRange

Readonlyfrom

Readonlyto

anchor

• get anchor(): number

  The anchor of the range—the side that doesn't move when you extend it.

  Returns number

assoc

• get assoc(): -1 | 0 | 1

  If this is a cursor that is explicitly associated with the character on one of its sides, this returns the side. -1 means the character before its position, 1 the character after, and 0 means no association.

  Returns -1 | 0 | 1

bidiLevel

• get bidiLevel(): number

  The bidirectional text level associated with this cursor, if any.

  Returns number

empty

• get empty(): boolean

  True when anchor and head are at the same position.

  Returns boolean

goalColumn

• get goalColumn(): number

  The goal column (stored vertical offset) associated with a cursor. This is used to preserve the vertical position when moving across lines of different length.

  Returns number

head

• get head(): number

  The head of the range, which is moved when the range is extended.

  Returns number

eq

• eq(other: SelectionRange, includeAssoc?: boolean): boolean

  Compare this range to another range.

  Parameters

  • other: SelectionRange
  • OptionalincludeAssoc: boolean

  Returns boolean

extend

• extend(from: number, to?: number, assoc?: number): SelectionRange

  Extend this range to cover at least from to to.

  Parameters

  • from: number
  • Optionalto: number
  • Optionalassoc: number

  Returns SelectionRange

map

• map(change: ChangeDesc, assoc?: number): SelectionRange

  Map this range through a change, producing a valid range in the updated document.

  Parameters

  • change: ChangeDesc
  • Optionalassoc: number

  Returns SelectionRange

toJSON

• toJSON(): any

  Return a JSON-serializable object representing the range.

  Returns any

StaticfromJSON

• fromJSON(json: any): SelectionRange

  Convert a JSON representation of a range to a SelectionRange instance.

  Parameters

  • json: any

  Returns SelectionRange