Method toggleOpen

tools/xsbug-log/xsbug-debugmachine.js:847–861

(item, callback, viewName)

	// Toggle an item open (expand it). After the view updates, fires callback.
	// viewName optionally specifies which view to wait for (e.g. 'modules').
	toggleOpen(item, callback, viewName) {
		if (!this.isExpandable(item) || !item.value) {
			callback();
			return;
		}
		this.pendingViewName = viewName || 'global';
		this.pendingViewCallback = (items, name) => {
			if (name === 'property' && items) {
				item.children = items;
				item.flags = '-' + item.flags.slice(1);
			}
			callback();
		};
		this.doToggle(item.value);
	}

	// Format a value for display in compact WebKit-style format.
	// depth 0 = expand one level of properties; depth 1+ = abbreviate.