Alias for sublime text to automatically open a project when calling "subl" if a .sublime-project file is found in the current directory. This alias declaration to put in a bashrc file.

.bashrc

# SublimeText auto-open project in current directory if it exists and argument is . or blank.
function project_aware_subl {
  project_file=$(ls *.sublime-project 2>/dev/null | head -n 1)
  if [[ ( ! -z "$project_file" ) && ( "${*}" == "." || -z "${*}") ]]
  then
    command subl "$project_file"
  else
    command subl ${*}
  fi
}
alias subl="project_aware_subl"