Publish files as gists with fish shell

gh-gist.fish

function gh-gist
  if not are_installed http jq
    echo "Please install httpie and jq"
    return 1
  end

  set -l username (git config --global user.name)

  echo -n "Enter password for $username : "
  stty -echo
  head -n 1 | read -l password
  stty echo
  echo

  for file in $argv;
    if test -f $file
      set names $names $file
      set contents $contents (json_escape_file $file)
    else
      echo "$file is not a file"
    end
  end

  for index in (seq (count $names))
    set -l name $names[$index]
    set -l content $contents[$index]
    set result $result "\"$name\" : { \"content\": $content }"
  end

  set files (mktemp -t files)
  echo "{" (join_arr $result) "}" >> $files
  set url (http --check-status -a "$username:$password" POST https://api.github.com/gists description="$names[1]" public=true files:=@$files | jq '. | (.html_url)')
  rm $files
  echo "Gist created: $url"
end

join_arr.fish

function join_arr
  python -c 'import sys; print ", ".join(sys.argv[1:])' $argv
end

json_escape_file.fish

function json_escape_file
  cat $argv | python -c 'import json,sys; print json.dumps(sys.stdin.read())'
end