From f9772480869c8001bc8623a3676da5ec3ec8d671 Mon Sep 17 00:00:00 2001
From: Gibson Fahnestock <gibfahn@gmail.com>
Date: Wed, 29 Jan 2020 10:07:10 +0000
Subject: [PATCH] Re-add zsh completion script and remove fish completion
 script

Looks like the zsh completion script was removed by mistake.

Fixes: https://github.com/rbenv/rbenv/issues/1215
Refs: https://github.com/rbenv/rbenv/commit/569d464d361ba02ed77f20cff3399adf70953a58
---
 completions/rbenv.fish | 23 -----------------------
 completions/rbenv.zsh  | 18 ++++++++++++++++++
 2 files changed, 18 insertions(+), 23 deletions(-)
 delete mode 100644 completions/rbenv.fish
 create mode 100644 completions/rbenv.zsh

diff --git a/completions/rbenv.fish b/completions/rbenv.fish
deleted file mode 100644
index d3474105..00000000
--- a/completions/rbenv.fish
+++ /dev/null
@@ -1,23 +0,0 @@
-function __fish_rbenv_needs_command
-  set cmd (commandline -opc)
-  if [ (count $cmd) -eq 1 -a $cmd[1] = 'rbenv' ]
-    return 0
-  end
-  return 1
-end
-
-function __fish_rbenv_using_command
-  set cmd (commandline -opc)
-  if [ (count $cmd) -gt 1 ]
-    if [ $argv[1] = $cmd[2] ]
-      return 0
-    end
-  end
-  return 1
-end
-
-complete -f -c rbenv -n '__fish_rbenv_needs_command' -a '(rbenv commands)'
-for cmd in (rbenv commands)
-  complete -f -c rbenv -n "__fish_rbenv_using_command $cmd" -a \
-    "(rbenv completions (commandline -opc)[2..-1])"
-end
diff --git a/completions/rbenv.zsh b/completions/rbenv.zsh
new file mode 100644
index 00000000..5b23d42f
--- /dev/null
+++ b/completions/rbenv.zsh
@@ -0,0 +1,18 @@
+if [[ ! -o interactive ]]; then
+    return
+fi
+
+compctl -K _rbenv rbenv
+
+_rbenv() {
+  local words completions
+  read -cA words
+
+  if [ "${#words}" -eq 2 ]; then
+    completions="$(rbenv commands)"
+  else
+    completions="$(rbenv completions ${words[2,-2]})"
+  fi
+
+  reply=("${(ps:\n:)completions}")
+}