fix: make sure panel_path_reshape returns a data.frame

fix #344

Author: davidgohel

DESCRIPTION

@@ -1,7 +1,7 @@
 Type: Package
 Package: ggiraph
 Title: Make 'ggplot2' Graphics Interactive
-Version: 0.9.3.005
+Version: 0.9.3.006
 Authors@R: c(
     person("David", "Gohel", , "david.gohel@ardata.fr", role = c("aut", "cre")),
     person("Panagiotis", "Skintzos", , "sigmapi@posteo.net", role = "aut"),

NEWS.md

@@ -12,6 +12,8 @@ parenthesis around your ggplot code).
 layout issues in flexdashboard and similar containers. (#323)
 - single quotes in attribute values (e.g. "Côte d'Ivoire") are now automatically
 escaped instead of raising an error (#329).
+- fix "Unknown or uninitialised column: `subgroup`" warning when using
+`geom_segment_interactive()` or `geom_path_interactive()` with `coord_polar()` (#344).
 
 # ggiraph 0.9.2
 

R/utils_data.r

@@ -17,6 +17,6 @@ panel_path_reshape <- function(data) {
     data,
     has_na = NULL, segment_change = NULL
   )
-  data
+  as.data.frame(data)
 }