home-config/fish/functions/fenv.main.fish
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| 1 | # The MIT License (MIT) |
| 2 | |
| 3 | # Copyright (c) 2015 Derek Willian Stavis |
| 4 | |
| 5 | # Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | # of this software and associated documentation files (the "Software"), to deal |
| 7 | # in the Software without restriction, including without limitation the rights |
| 8 | # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 9 | # copies of the Software, and to permit persons to whom the Software is |
| 10 | # furnished to do so, subject to the following conditions: |
| 11 | |
| 12 | # The above copyright notice and this permission notice shall be included in all |
| 13 | # copies or substantial portions of the Software. |
| 14 | |
| 15 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 18 | # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 21 | # SOFTWARE. |
| 22 | |
| 23 | |
| 24 | function fenv.main |
| 25 | bash -c "$argv && env -0 >&31" 31>| while read -l -z env_var |
| 26 | set -l kv (string split -m 1 = $env_var); or continue |
| 27 | # Skip read-only variables |
| 28 | contains $kv[1] _ SHLVL PWD; and continue |
| 29 | string match -rq '^BASH_.*%%$' $kv[1]; and continue |
| 30 | # Variable |
| 31 | # - is not defined |
| 32 | # - OR variable differs |
| 33 | # - OR variable is not exported |
| 34 | if not set -q $kv[1]; or test "$$kv[1]" != $kv[2]; or not set -qx $kv[1] |
| 35 | set -gx $kv |
| 36 | end |
| 37 | end |
| 38 | return $pipestatus[1] |
| 39 | end |