From df315af8e2a2b48b965a979ba4c80fade3247f62 Mon Sep 17 00:00:00 2001
From: Teun van den Brand <49372158+teunbrand@users.noreply.github.com>
Date: Tue, 28 Jan 2025 14:20:08 +0100
Subject: [PATCH] protect if-clause (#6302)

---
 R/geom-ribbon.R | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/R/geom-ribbon.R b/R/geom-ribbon.R
index 4365c122d5..746684afbe 100644
--- a/R/geom-ribbon.R
+++ b/R/geom-ribbon.R
@@ -132,7 +132,7 @@ GeomRibbon <- ggproto("GeomRibbon", Geom,
       strsplit(self$required_aes, "|", fixed = TRUE),
       `[[`, i = 1, character(1)
     )
-    if (params$flipped_aes || any(data$flipped_aes) %||% FALSE) {
+    if (isTRUE(params$flipped_aes || any(data$flipped_aes) %||% FALSE)) {
       vars <- switch_orientation(vars)
     }
     vars <- c(vars, self$non_missing_aes)