#!/usr/bin/env bash

# Source a .rvmrc file in a directory after changing to it, if it exists.
# To disable this fature, set rvm_project_rvmrc=0 in $HOME/.rvmrc
if [[ "$rvm_project_rvmrc" -ne 0 ]] ; then
  cd() {
    builtin cd "$@"
    local cwd ; cwd=$(pwd)
    while : ; do
      if [[ -z "$cwd" ]] || [[ "$HOME" = "$cwd" ]] || [[ "/" = "$cwd" ]] ; then
        if [[ ! -z "$rvm_rvmrc_cwd" ]] ; then
          if [[ -z "$rvm_previous_environment" ]] ; then
            rvm default 1>/dev/null 2>&1
          else
            rvm "$rvm_previous_environment"  1>/dev/null 2>&1
          fi 
          unset rvm_rvmrc_cwd rvm_previous_environment
        fi
        break
      else
        if [[ -f "$cwd/.rvmrc" ]] ; then
          if [[ "$rvm_rvmrc_cwd" != "$cwd" ]] ; then
            if [[ -z "$rvm_previous_environment" ]] ; then
              rvm_previous_environment="$(__rvm_environment_identifier)"
            fi
            rvm_rvmrc_cwd="$cwd"
            source "$cwd/.rvmrc"
          fi
          break
        else
          cwd=$(dirname "$cwd")
        fi
      fi
    done
    
  }
fi