nix/home/program/bash/module/Recursive.nix

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2024-04-06 03:03:58 +03:00
{ ... }: {
text = ''
# Run something recursively over all directories.
# Usage: recursive <COMMAND>
function recursive() {
if [[ "''${*}" = "" ]]; then
help recursive
return 2
fi
local IFS=$'\n'
local current="''${PWD}"
local dirs=$(find -type d)
local total=$(find -type d | wc -l) # TODO: don't call find twice. won't work with "echo ''${dirs}".
local count=0
local failed=0
for dir in ''${dirs}; do
# increment counter.
((count++))
# cd into the next dir.
cd "''${current}" || failed=''${?}
cd "''${dir}" || failed=''${?}
# echo status.
echo -e "''${color_bblue}[''${count}/''${total}] ''${dir}''${color_default}"
# run command.
''${*} || failed=''${?}
# Add newline if not the last one.
[[ "''${count}" = "''${total}" ]] || echo
done
# return back on complete.
cd "''${current}" || failed=''${?}
return ''${failed}
}
# Run something recursively over directories of 1 depth (excluding current dir).
# Usage: recursive1 <COMMAND>
function recursive1() {
if [[ "''${*}" = "" ]]; then
help recursive1
return 2
fi
local IFS=$'\n'
local current="''${PWD}"
local dirs=$(find -mindepth 1 -maxdepth 1 -type d)
local total=$(find -mindepth 1 -maxdepth 1 -type d | wc -l) # TODO: don't call find twice. won't work with "echo ''${dirs}".
local count=0
local failed=0
for dir in ''${dirs}; do
# increment counter.
((count++))
# cd into the next dir.
cd "''${current}"
cd "''${dir}"
# echo status.
echo -e "''${color_bblue}[''${count}/''${total}] ''${dir}''${color_default}"
# run command.
''${*} || failed=''${?}
# Add newline if not the last one.
[[ "''${count}" = "''${total}" ]] || echo
done
# return back on complete.
cd "''${current}"
return ''${failed}
}
# autocomplete.
complete -F _autocomplete_nested recursive recursive1
'';
}