[NTG-context] Clearest way to call a {\command } in Lua?

Hello, what is the clearest way to call a {\command ...} (i.e. a command which is to be wrapped in curly braces, like \em, \bf etc.) in Lua? Let's have: ---- bla {\em haha} bla ---- Should be the Lua transcription be: ---- bla \ctxlua{context(false, context.delayed.em("haha"))} % <--- The clearest ("nicest") way? bla ---- Best regards, Lukas -- Ing. Lukáš Procházka | mailto:LPr@pontex.cz Pontex s. r. o. | mailto:pontex@pontex.cz | http://www.pontex.cz Bezová 1658 147 14 Praha 4 Tel: +420 241 096 751 Fax: +420 244 461 038