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fix null/undefined references

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This commit is contained in:
Brian Soumakian
2017-04-08 03:25:04 -07:00
parent 614925d1db
commit 47f9ab3663
1 changed files with 5 additions and 11 deletions
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16
src/util/module-loader.ts
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@ -78,23 +78,17 @@ export interface LoadedModule {
* @hidden
*/
export function setupPreloadingImplementation(config: Config, deepLinkConfig: DeepLinkConfig, moduleLoader: ModuleLoader) {
if (config.getBoolean('preloadModules')) {
if (config.getBoolean('preloadModules') && deepLinkConfig && deepLinkConfig.links) {
const linksToLoad = deepLinkConfig.links.filter(link => !!link.loadChildren && link.priority !== 'off');
// Load the high priority modules first
const highPriorityPromises = linksToLoad.map(link => {
if (link.priority === 'high') {
return moduleLoader.load(link.loadChildren);
}
});
const highPriorityPromises = linksToLoad.filter(link => link.priority === 'high')
.map(link => moduleLoader.load(link.loadChildren));
Promise.all(highPriorityPromises).then(() => {
// Load the low priority modules after the high priority are done
const lowPriorityPromises = linksToLoad.map(link => {
if (link.priority === 'low') {
return moduleLoader.load(link.loadChildren);
}
});
const lowPriorityPromises = linksToLoad.filter(link => link.priority === 'low')
.map(link => moduleLoader.load(link.loadChildren));
return Promise.all(lowPriorityPromises);
}).catch(err => {
console.error(err.message);