@atlaskit/adf-schema/dist/es2019/steps/type-ahead.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 insertTypeAheadStepType = 'atlaskit-insert-type-ahead';
export let InsertTypeAheadStages = /*#__PURE__*/function (InsertTypeAheadStages) {
  InsertTypeAheadStages["DELETING_RAW_QUERY"] = "DELETING_RAW_QUERY";
  InsertTypeAheadStages["INSERTING_ITEM"] = "INSERTING_ITEM";
  return InsertTypeAheadStages;
}({});
export class InsertTypeAheadStep extends Step {
  constructor({
    stage,
    query,
    trigger,
    selectedIndex
  }, isInvertStep = false) {
    super();
    this.isInvertStep = isInvertStep;
    this.stage = stage;
    this.query = query;
    this.trigger = trigger;
    this.selectedIndex = selectedIndex;
  }
  invert() {
    const config = {
      stage: this.stage,
      query: this.query,
      trigger: this.trigger,
      selectedIndex: this.selectedIndex
    };
    return new InsertTypeAheadStep(config, !this.isInvertStep);
  }
  apply(doc) {
    return StepResult.ok(doc);
  }
  merge() {
    return null;
  }
  isInsertionStep() {
    return !this.isInvertStep;
  }
  isUndoingStep() {
    return this.isInvertStep;
  }
  map(mapping) {
    const config = {
      stage: this.stage,
      query: this.query,
      trigger: this.trigger,
      selectedIndex: this.selectedIndex
    };
    // Return the same events, this step will never be removed
    return new InsertTypeAheadStep(config, this.isInvertStep);
  }
  getMap() {
    return new StepMap([0, 0, 0]);
  }
  toJSON() {
    // When serialized we should create a noop Replace step
    return {
      stepType: 'replace',
      from: 0,
      to: 0
    };
  }
  static fromJSON() {
    // This is a "local custom step" once serialized
    // we need to transform it in a no-operation action
    return new ReplaceStep(0, 0, Slice.empty);
  }
}

/** Register this step with Prosemirror */
Step.jsonID(insertTypeAheadStepType, InsertTypeAheadStep);