Method unindent

packages/editor/src/context/selection.ts:281–296

()

  @action
  unindent() {
    const lineStartCursors = this.cursorMap.getLineStartCursorsForCursorPosition(this.cursor)

    for (const startCursor of lineStartCursors) {
      const unindentTarget = startCursor.listBlock.getUnindentTarget(startCursor.index)
      if (unindentTarget) {
        if (startCursor.listBlock.allowDelete()) {
          startCursor.listBlock.childSet.removeChild(startCursor.index)
        }
        const newlineNode = getBlankFillForCategory(unindentTarget.listBlock.childSet.nodeCategory)
        unindentTarget.listBlock.childSet.insertNode(newlineNode, unindentTarget.index)
        return true
      }
    }
    return false
  }

  @action
  insertNewlineOrUnindent() {