cf https://github.com/RGLab/openCyto/blob/0919202643f47b998901628e9afe8e79ba305aa3/R/wrapper-functions.R#L88 in function `.gating_adaptor`, this code seems to never be used: ``` thisCall <- substitute(f(fr = fr , pp_res = pp_res , channels = channels ) ,list(f = as.symbol(gFunc)) ```