From 088fa815d324e9c6fddf2f0358ac9b64ba6d42c7 Mon Sep 17 00:00:00 2001
From: 0x5a4 <54070204+0x5a4@users.noreply.github.com>
Date: Thu, 1 Aug 2024 23:37:45 +0200
Subject: [PATCH] fix: bash mangles flake ref completion

---
 misc/bash/completion.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/misc/bash/completion.sh b/misc/bash/completion.sh
index 9af695f5a..c4ba96cd3 100644
--- a/misc/bash/completion.sh
+++ b/misc/bash/completion.sh
@@ -12,9 +12,16 @@ function _complete_nix {
             elif [[ $completion == attrs ]]; then
                 compopt -o nospace
             fi
-        else
-            COMPREPLY+=("$completion")
+            continue
         fi
+
+        if [[ "${cur}" =~ "=" ]]; then
+            # drop everything up to the first =. if a = is included, bash assumes this to be
+            # an arg=value argument and the completion gets mangled (see #11208)
+            completion="${completion#*=}"
+        fi
+
+        COMPREPLY+=("${completion}")
     done < <(NIX_GET_COMPLETIONS=$cword "${words[@]}" 2>/dev/null)
     __ltrim_colon_completions "$cur"
 }