From e4e4538622afff79c0dcefae0bb952c9e610bb9c Mon Sep 17 00:00:00 2001
From: SimonDanisch <sdanisch@protonmail.com>
Date: Mon, 29 Jan 2024 13:09:30 +0100
Subject: [PATCH] disallow x, y, z for barplot

---
 src/basic_recipes/barplot.jl | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/basic_recipes/barplot.jl b/src/basic_recipes/barplot.jl
index 9aba359429b..31fe1f95b85 100644
--- a/src/basic_recipes/barplot.jl
+++ b/src/basic_recipes/barplot.jl
@@ -238,7 +238,10 @@ function barplot_labels(xpositions, ypositions, bar_labels, in_y_direction, flip
 end
 
 function Makie.plot!(p::BarPlot)
-
+    bar_points = p[1]
+    if !(eltype(bar_points[]) <: Point2)
+        error("barplot only accepts x/y coordinates. Use `barplot(x, y)` or `barplot(xy::Vector{<:Point2})`.")
+    end
     labels = Observable(Tuple{Union{String,LaTeXStrings.LaTeXString}, Point2f}[])
     label_aligns = Observable(Vec2f[])
     label_offsets = Observable(Vec2f[])