private handleProjectServiceEvent()

in server/src/session.ts [442:480]
36 lines of code
9 McCabe index (conditional complexity)

  private handleProjectServiceEvent(event: ts.server.ProjectServiceEvent) {
    switch (event.eventName) {
      case ts.server.ProjectLoadingStartEvent:
        this.isProjectLoading = true;
        this.connection.sendNotification(ProjectLoadingStart);
        this.logger.info(`Loading new project: ${event.data.reason}`);
        break;
      case ts.server.ProjectLoadingFinishEvent: {
        if (this.isProjectLoading) {
          this.isProjectLoading = false;
          this.connection.sendNotification(ProjectLoadingFinish);
        }
        const {project} = event.data;
        const angularCore = this.findAngularCore(project);
        if (angularCore) {
          if (this.ivy && isExternalAngularCore(angularCore)) {
            // Do not wait on this promise otherwise we'll be blocking other requests
            this.runNgcc(project);
          } else {
            this.enableLanguageServiceForProject(project);
          }
        } else {
          this.disableLanguageServiceForProject(
              project, `project is not an Angular project ('@angular/core' could not be found)`);
        }
        break;
      }
      case ts.server.ProjectsUpdatedInBackgroundEvent:
        // ProjectsUpdatedInBackgroundEvent is sent whenever diagnostics are
        // requested via project.refreshDiagnostics()
        this.triggerDiagnostics(event.data.openFiles, event.eventName);
        break;
      case ts.server.ProjectLanguageServiceStateEvent:
        this.connection.sendNotification(ProjectLanguageService, {
          projectName: event.data.project.getProjectName(),
          languageServiceEnabled: event.data.languageServiceEnabled,
        });
    }
  }