Filename	Percent	Total	Covered	Uncovered
src/reducers/source-tree.js	92 %	27	25	2

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */

// @flow

/**
 * Source tree reducer
 * @module reducers/source-tree
 */

import makeRecord from "../utils/makeRecord";

import type { SourceTreeAction } from "../actions/types";
import type { Record } from "../utils/makeRecord";

export type SourceTreeState = {
  expanded: any
};

export function InitialState(): Record<SourceTreeState> {
  return makeRecord({
    expanded: null
  })();
}

export default function update(
  state: Record<SourceTreeState> = InitialState(),
  action: SourceTreeAction
): Record<SourceTreeState> {
  switch (action.type) {
    case "SET_EXPANDED_STATE":
      return state.set("expanded", action.expanded);
  }
  return state;
}

type OuterState = {
  sourceTree: Record<SourceTreeState>
};

export function getExpandedState(state: OuterState) {
  return state.sourceTree.get("expanded");
}

Flow Coverage Report - src/reducers/source-tree.js