From 5f6375a816803d17c8ec0f7c2ef960c848be6166 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Fri, 9 Jul 2021 01:02:47 +0200
Subject: nix develop: Filter some bash magic variables

---
 src/nix/get-env.sh | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/nix/get-env.sh')

diff --git a/src/nix/get-env.sh b/src/nix/get-env.sh
index 834b84e35..20937b956 100644
--- a/src/nix/get-env.sh
+++ b/src/nix/get-env.sh
@@ -42,6 +42,20 @@ __dumpEnv() {
         local type="${BASH_REMATCH[1]}"
         local __var_name="${BASH_REMATCH[2]}"
 
+        if [[ $__var_name =~ ^BASH_ || \
+              $__var_name = _ || \
+              $__var_name = DIRSTACK || \
+              $__var_name = EUID || \
+              $__var_name = FUNCNAME || \
+              $__var_name = HISTCMD || \
+              $__var_name = HOSTNAME || \
+              $__var_name = PIPESTATUS || \
+              $__var_name = PWD || \
+              $__var_name = RANDOM || \
+              $__var_name = SHLVL || \
+              $__var_name = SECONDS \
+            ]]; then continue; fi
+
         if [[ -z $__first ]]; then printf ',\n'; else __first=; fi
 
         printf "    "
-- 
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