Merge branch 'master' into ridgeline-size

Author: jgabry

.gitignore

@@ -5,6 +5,7 @@
 inst/doc
 
 tests/testthat/Rplots.pdf
+tests/testthat/_snaps/
 
 .DS_Store
 

DESCRIPTION

@@ -31,6 +31,7 @@ Imports:
     ggplot2 (>= 3.0.0),
     ggridges,
     glue,
+    posterior,
     reshape2,
     rlang (>= 0.3.0),
     stats,
@@ -53,7 +54,7 @@ Suggests:
     survival,
     testthat (>= 2.0.0),
     vdiffr
-RoxygenNote: 7.1.1
+RoxygenNote: 7.1.2
 VignetteBuilder: knitr
 Encoding: UTF-8
 Roxygen: list(markdown = TRUE)

NEWS.md

@@ -2,6 +2,8 @@
 
 # bayesplot 1.8.1.9000
 
+* `mcmc_*()` functions now support all draws formats from the **posterior** package. (#277, @Ozan147)
+
 * `mcmc_dens()` and `mcmc_dens_overlay()` gain arguments for controlling the
   the density calculation. (#258)
 

R/helpers-mcmc.R

@@ -9,7 +9,9 @@ prepare_mcmc_array <- function(x,
                                pars = character(),
                                regex_pars = character(),
                                transformations = list()) {
-  if (is_df_with_chain(x)) {
+  if (posterior::is_draws(x)) {
+    x <- posterior::as_draws_array(x)
+  } else if (is_df_with_chain(x)) {
     x <- df_with_chain2array(x)
   } else if (is_chain_list(x)) {
     # this will apply to mcmc.list and similar objects

R/mcmc-overview.R

@@ -25,6 +25,8 @@
 #' have already been merged), or a data frame with one column per parameter plus
 #' an additional column `"Chain"` that contains the chain number (an integer)
 #' corresponding to each row in the data frame.
+#' * __draws__: Any of the `draws` formats supported by the
+#' \pkg{\link{posterior}} package.
 #'
 #' __Note__: typically the user should *not* include warmup iterations
 #' in the object passed to **bayesplot** plotting functions, although for

man-roxygen/args-mcmc-x.R

@@ -1,5 +1,8 @@
-#' @param x A 3-D array, matrix, list of matrices, or data frame of MCMC draws.
-#'   The [MCMC-overview] page provides details on how to specify each these
-#'   allowed inputs. It is also possible to use an object with an
-#'   `as.array()` method that returns the same kind of 3-D array described on
-#'   the [MCMC-overview] page.
+#' @param x An object containing MCMC draws:
+#' * A 3-D array, matrix, list of matrices, or data frame. The [MCMC-overview]
+#' page provides details on how to specify each these.
+#' * A `draws` object from the \pkg{\link{posterior}} package (e.g.,
+#' `draws_array`, `draws_rvars`, etc.).
+#' * An object with an `as.array()` method that returns the same kind of 3-D
+#' array described on the [MCMC-overview] page.
+#'