From 0c1f7cae6b111ab2d3bd39c85640349d7e621764 Mon Sep 17 00:00:00 2001
From: Ryan Schanzenbacher <ryan@rschanz.org>
Date: Fri, 12 Apr 2024 23:06:03 -0400
Subject: cursed

---
 home-config/fish/functions/fenv.fish      | 36 ++++++++++++++++++++++++++++
 home-config/fish/functions/fenv.main.fish | 39 +++++++++++++++++++++++++++++++
 2 files changed, 75 insertions(+)
 create mode 100644 home-config/fish/functions/fenv.fish
 create mode 100644 home-config/fish/functions/fenv.main.fish

(limited to 'home-config/fish/functions')

diff --git a/home-config/fish/functions/fenv.fish b/home-config/fish/functions/fenv.fish
new file mode 100644
index 0000000..3cc246e
--- /dev/null
+++ b/home-config/fish/functions/fenv.fish
@@ -0,0 +1,36 @@
+# The MIT License (MIT)
+
+# Copyright (c) 2015 Derek Willian Stavis
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+
+function fenv -d "Run bash scripts and import variables modified by them"
+  if count $argv >/dev/null
+    if string trim -- $argv | string length -q
+      fenv.main $argv
+      return $status
+    end
+  return 0
+  else
+    echo (set_color red)'error:' (set_color normal)'parameter missing'
+    echo (set_color cyan)'usage:' (set_color normal)'fenv <bash command>'
+    return 23  # EINVAL
+  end
+end
diff --git a/home-config/fish/functions/fenv.main.fish b/home-config/fish/functions/fenv.main.fish
new file mode 100644
index 0000000..c07714c
--- /dev/null
+++ b/home-config/fish/functions/fenv.main.fish
@@ -0,0 +1,39 @@
+# The MIT License (MIT)
+
+# Copyright (c) 2015 Derek Willian Stavis
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+
+function fenv.main
+  bash -c "$argv && env -0 >&31" 31>| while read -l -z env_var
+    set -l kv (string split -m 1 = $env_var); or continue
+    # Skip read-only variables
+    contains $kv[1] _ SHLVL PWD; and continue
+    string match -rq '^BASH_.*%%$' $kv[1]; and continue
+    # Variable
+    # - is not defined
+    # - OR variable differs
+    # - OR variable is not exported
+    if not set -q $kv[1]; or test "$$kv[1]" != $kv[2]; or not set -qx $kv[1]
+      set -gx $kv
+    end
+  end
+  return $pipestatus[1]
+end
-- 
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