@atlaskit/adf-schema/dist/es2019/steps/table/sort-column.js

Shared package that contains the ADF-schema (json) and ProseMirror node/mark specs

import { Slice } from 'prosemirror-model';
import { ReplaceStep, Step, StepMap, StepResult } from 'prosemirror-transform';
export const tableSortingStepType = 'atlaskit-table-sorting-ordering';
export class TableSortStep extends Step {
  constructor(pos, prev, next) {
    super();
    this.prev = prev;
    this.next = next;
    this.pos = pos;
  }
  invert() {
    return new TableSortStep(this.pos, this.next, this.prev);
  }
  apply(doc) {
    return StepResult.ok(doc);
  }
  map() {
    return null;
  }
  getMap() {
    return new StepMap([0, 0, 0]);
  }
  toJSON() {
    return {
      stepType: tableSortingStepType
    };
  }
  static fromJSON() {
    return new ReplaceStep(0, 0, Slice.empty);
  }
}

/** Register this step with Prosemirror */
Step.jsonID(tableSortingStepType, TableSortStep);