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Use S3 classes and methods dispatch system instead of custom type checking #110

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Use S3 classes and methods dispatch system instead of custom type checking #110

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3 changes: 3 additions & 0 deletions NAMESPACE
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Original file line number Diff line number Diff line change
@@ -1,5 +1,8 @@
# Generated by roxygen2: do not edit by hand

S3method(rpivotTable,data.frame)
S3method(rpivotTable,ftable)
S3method(rpivotTable,table)
export(change_locale)
export(renderRpivotTable)
export(rpivotTable)
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44 changes: 38 additions & 6 deletions R/rpivotTable.R
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Expand Up @@ -90,9 +90,45 @@
#'
#' @import htmlwidgets
#'
#' @rdname rpivotTable
#' @export

rpivotTable <- function(
data,
rows = NULL,
cols = NULL,
aggregatorName = NULL,
vals = NULL,
rendererName = NULL,
sorter = NULL,
exclusions = NULL,
inclusions = NULL,
locale = "en",
subtotals = FALSE,
...,
width = 800,
height = 600,
elementId = NULL
) {
UseMethod("rpivotTable", data)
}

#' @export
rpivotTable.data.frame <- function(data, ...) {
.rpivotTable(data = data, ...)
}

#' @export
rpivotTable.table <- function(data, ...) {
.rpivotTable(data = data, ...)
}

#' @export
rpivotTable.ftable <- function(data, ...) {
.rpivotTable(data = data, ...)
}


.rpivotTable <- function(
data,
rows = NULL,
cols = NULL,
Expand All @@ -109,13 +145,9 @@ rpivotTable <- function(
height = 600,
elementId = NULL
) {
# check for data.frame, data.table, or array
if( length(intersect(class(data),c("data.frame", "data.table", "table","structable", "ftable" ))) == 0 ) {
stop( "data should be a data.frame, data.table, or table", call.=F)
}

#convert table to data.frame
if( length(intersect(c("table","structable", "ftable"), class(data))) > 0 ) data <- as.data.frame( data )
if( length(intersect(c("table","ftable"), class(data))) > 0 ) data <- as.data.frame( data )

params <- list(
rows = rows,
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