#!/usr/bin/env bash
#
# Summary: Deactivate virtual environment
#
# Usage: pyenv deactivate
#
# Deactivate a Python virtual environment.

set -e
[ -n "$PYENV_DEBUG" ] && set -x

shell="$(basename "${PYENV_SHELL:-$SHELL}")"
case "$shell" in
fish )
  cat <<EOS
if functions -q deactivate
  setenv PYENV_DEACTIVATE "\$PYENV_ACTIVATE";
  set -e PYENV_ACTIVATE;
  deactivate;
end;
EOS
  ;;
*    )
  cat <<EOS
if declare -f deactivate 1>/dev/null 2>&1; then
  export PYENV_DEACTIVATE="\$PYENV_ACTIVATE";
  unset PYENV_ACTIVATE;
  deactivate;
fi;
EOS
  ;;
esac

if [ -z "${PYENV_VIRTUALENV_INIT}" ]; then
  # Backward compatibility issue
  # https://github.com/yyuu/pyenv-virtualenv/issues/26
  echo "pyenv shell --unset;"
fi