src/vs/editor/contrib/suggest/suggestController.ts/TriggerSuggestAction/constructor
class TriggerSuggestAction:	constructor() {
		super({
			id: TriggerSuggestAction.id,
			label: nls.localize('suggest.trigger.label', "Trigger Suggest"),
			alias: 'Trigger Suggest',
			precondition: ContextKeyExpr.and(EditorContextKeys.writable, EditorContextKeys.hasCompletionItemProvider),
			kbOpts: {
				kbExpr: EditorContextKeys.textInputFocus,
				primary: KeyMod.CtrlCmd | KeyCode.Space,
				secondary: [KeyMod.CtrlCmd | KeyCode.KEY_I],
				mac: { primary: KeyMod.WinCtrl | KeyCode.Space, secondary: [KeyMod.Alt | KeyCode.Escape, KeyMod.CtrlCmd | KeyCode.KEY_I] },
				weight: KeybindingWeight.EditorContrib
			}
		});
	}