From 2d32e9be668672c110405aa2952ab8adaf374856 Mon Sep 17 00:00:00 2001
From: Curtis Rueden <ctrueden@wisc.edu>
Date: Sat, 18 Dec 2021 14:53:49 -0600
Subject: refactor: handle `$0` according to the Zsh plugin standard (#10518)

For details and rationale, see:
https://zdharma-continuum.github.io/Zsh-100-Commits-Club/Zsh-Plugin-Standard.html

Closes #10518
---
 plugins/rustup/rustup.plugin.zsh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'plugins/rustup/rustup.plugin.zsh')

diff --git a/plugins/rustup/rustup.plugin.zsh b/plugins/rustup/rustup.plugin.zsh
index 0ca745b7e..698c081e5 100644
--- a/plugins/rustup/rustup.plugin.zsh
+++ b/plugins/rustup/rustup.plugin.zsh
@@ -1,8 +1,12 @@
 print ${(%):-'%F{yellow}The `rustup` plugin is deprecated and has been moved to the `rust` plugin.'}
 print ${(%):-'Please update your .zshrc to use the `%Brust%b` plugin instead.%f'}
 
+# TODO: 2021-12-28: remove this block
+# Handle $0 according to the standard:
+# # https://zdharma-continuum.github.io/Zsh-100-Commits-Club/Zsh-Plugin-Standard.html
+0="${${ZERO:-${0:#$ZSH_ARGZERO}}:-${(%):-%N}}"
+0="${${(M)0:#/*}:-$PWD/$0}"
 # Remove old generated completion file
-# TODO: 2021-12-28: remove this line
 command rm -f "${0:A:h}/_rustup"
 
 (( ${fpath[(Ie)$ZSH/plugins/rust]} )) || {
-- 
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