Method refresh

src/frontend/views/live-watch.ts:444–473

(session: vscode.DebugSession, restarTimer = false)

    }

    public refresh(session: vscode.DebugSession, restarTimer = false): void {
        if (session && this.isSameSession(session)) {
            const restart = (elapsed: number) => {
                if (!this.isStopped && restarTimer && LiveWatchTreeProvider.session) {
                    this.startTimer(((elapsed < 0) || (elapsed > this.timeoutMs)) ? 0 : elapsed);
                }
            };
            if (this.variables.getChildren().length === 0) {
                restart(0);
            } else {
                const start = Date.now();
                // The following will update all the variables in the backend cache in bulk
                session.customRequest('liveCacheRefresh', {
                    deleteAll: false       // Delete gdb-vars?
                }).then(() => {
                    this.variables.refresh(session).finally(() => {
                        const elapsed = Date.now() - start;
                        // console.log(`Refreshed in ${elapsed} ms`);
                        this.fire();
                        if (elapsed > this.timeoutMs) {
                            console.error('??????? over flow ????');
                        }
                        restart(elapsed);
                    });
                });
            }
        } else {
            this.fire();
        }
    }

    public getTreeItem(element: LiveVariableNode): TreeItem | Promise<TreeItem> {
        return element?.getTreeItem();