refactor(plot.OutputsModel): remove useless formatAxis object

Refs #122

R/plot.OutputsModel.R

@@ -168,25 +168,21 @@ plot.OutputsModel <- function(x, Qobs = NULL, IndPeriod_Plot = NULL, BasinArea =
       BOOL_TS <- TRUE
       NameTS <- "hour"
       plotunit <- "[mm/h]"
-      formatAxis <- "%m/%Y"
     }
     if (inherits(OutputsModel, "daily")) {
       BOOL_TS <- TRUE
       NameTS <- "day"
       plotunit <- "[mm/d]"
-      formatAxis <- "%m/%Y"
     }
     if (inherits(OutputsModel, "monthly")) {
       BOOL_TS <- TRUE
       NameTS <- "month"
       plotunit <- "[mm/month]"
-      formatAxis <- "%m/%Y"
     }
     if (inherits(OutputsModel, "yearly")) {
       BOOL_TS <- TRUE
       NameTS <- "year"
       plotunit <- "[mm/y]"
-      formatAxis <- "%Y"
     }
     # if (!BOOL_TS) {
     #   stop("the time step of the model inputs could not be found")