fix removal of last shape or annotation #1451
Merged
+30
−2
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Removing the last shape or annotation led to an error in
drawOne
. Images don't havedrawOne
so are immune to this problem. Ironically, images are also the only one that previously had a test for it. Someday we go d3-idiomatic and get rid ofdrawOne
entirely...cc @etpinard - there's one more bug I've uncovered while testing in the workspace, will make another PR for it then may need yet another patch release.