Fish wrapper for brew to deactivate conda before brew {doctor,install,upgrade} and then restore environment

brew.fish

# converted and adapted from https://stackoverflow.com/a/62179041
function brew
	set -f hooked_commands "doctor" "install" "upgrade"
	
	if contains -- $argv[1] $hooked_commands
		set -f restore_conda
		set -f conda_envs
		while test $CONDA_SHLVL -gt 0
			set -a conda_envs $CONDA_DEFAULT_ENV
			conda deactivate
		end
	end
	
	command brew $argv
	set -f brew_status $status
	
	if set -q restore_conda
		for env in $conda_envs
			conda activate "$env"
		end
	end
	
	return $brew_status
end