Method decreaseBlockAttributeLevel

src/trix/models/composition.js:433–438

()

  }

  decreaseBlockAttributeLevel() {
    const attribute = this.getBlock()?.getLastAttribute()
    if (attribute) {
      return this.removeCurrentAttribute(attribute)
    }
  }

  decreaseListLevel() {
    let [ startPosition ] = Array.from(this.getSelectedRange())