call setOldClass() for blobs

krlmlr · krlmlr · commit bb9f28f98db8 · 2017-11-29T09:13:07.000+01:00
- The blob class can now be used for S4 dispatch.
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -11,6 +11,7 @@ Description: R's raw vector is useful for storing a single binary object.
     package provides the blob object, a list of raw vectors, suitable for
     use as a column in data frame.
 Imports:
+    methods,
     tibble
 License: GPL-3
 Encoding: UTF-8
diff --git a/NAMESPACE b/NAMESPACE
@@ -20,6 +20,7 @@ S3method(type_sum,blob)
 export(as.blob)
 export(blob)
 export(new_blob)
+importFrom(methods,setOldClass)
 importFrom(tibble,is_vector_s3)
 importFrom(tibble,obj_sum)
 importFrom(tibble,type_sum)
diff --git a/R/blob.R b/R/blob.R
@@ -1,3 +1,6 @@
+#' @importFrom methods setOldClass
+setOldClass("blob")
+
 #' Construct a blob object
 #'
 #' \code{new_blob} is a low-level constructor that takes a list of
