Method next

packages/intl-segmenter/segmenter.ts:412–454

()

  }

  next():
    | {
        done: boolean
        value: {
          segment: string
          index: number
          input: string
          isWordLike?: boolean
        }
      }
    | {
        done: boolean
        value: undefined
      } {
    //using only the relevant bit of the string
    let checkString = this.input.substring(this.lastSegmentIndex)

    //loop from the start of the checkString, until exactly length (breaksAt returns break at pos=== lenght)
    for (let position = 1; position <= checkString.length; position++) {
      const {breaks, matchingRule} = this.segmenter.breaksAt(
        position,
        checkString
      )
      if (breaks) {
        const segment = checkString.substring(0, position)
        const index = this.lastSegmentIndex
        this.lastSegmentIndex += position

        return {
          done: false,
          value: createSegmentDataObject(
            this.segmenter,
            segment,
            index,
            this.input,
            matchingRule
          ),
        }
      }
    }
    //no segment was found by the loop, therefore the segmentation is done
    return {done: true, value: undefined}
  }

  containing(positionInput: number):
    | {