glenux-contrib/metamaps--metamaps
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account for case where callback isn't provided

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This commit is contained in:
Connor Turland 2016-10-06 09:07:02 -04:00
parent c53593d4ee
commit 7d70ea9ecd
2 changed files with 4 additions and 3 deletions
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3
frontend/src/Metamaps/Synapse.js
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@ -19,10 +19,11 @@ import Visualize from './Visualize'
* - Metamaps.Topics * - Metamaps.Topics
*/ */
const noOp = () => {}
const Synapse = { const Synapse = {
// this function is to retrieve a synapse JSON object from the database // this function is to retrieve a synapse JSON object from the database
// @param id = the id of the synapse to retrieve // @param id = the id of the synapse to retrieve
get: function (id, callback) { get: function (id, callback = noOp) {
// if the desired topic is not yet in the local topic repository, fetch it // if the desired topic is not yet in the local topic repository, fetch it
if (Metamaps.Synapses.get(id) == undefined) { if (Metamaps.Synapses.get(id) == undefined) {
$.ajax({ $.ajax({

4
frontend/src/Metamaps/Topic.js
View file

@ -28,11 +28,11 @@ import Visualize from './Visualize'
* - Metamaps.Synapses * - Metamaps.Synapses
* - Metamaps.Topics * - Metamaps.Topics
*/ */
const noOp = () => {}
const Topic = { const Topic = {
// this function is to retrieve a topic JSON object from the database // this function is to retrieve a topic JSON object from the database
// @param id = the id of the topic to retrieve // @param id = the id of the topic to retrieve
get: function (id, callback) { get: function (id, callback = noOp) {
// if the desired topic is not yet in the local topic repository, fetch it // if the desired topic is not yet in the local topic repository, fetch it
if (Metamaps.Topics.get(id) == undefined) { if (Metamaps.Topics.get(id) == undefined) {
$.ajax({ $.ajax({