o = r[t4], o[1] - o[0] > 1 && (o[0] += i2, o[1] += i2, this.document.getCharacterAtPosition(o[1]) !== "\n" && (this.document = this.document.insertBlockBreakAtRange(o[1]), o[1] < this.selectedRange[1] && this.moveSelectedRangeForward(), o[1]++, i2++), o[0] !== 0 && this.document.getCharacterAtPosition(o[0] - 1) !== "\n" && (this.document = this.document.insertBlockBreakAtRange(o[0]), o[0] < this.selectedRange[0] && this.moveSelectedRangeForward(), o[0]++, i2++), s.push(this.document = this.document.applyBlockAttributeAtRange(e2, true, o)));