#!/usr/bin/env ruby

lib_dir = %(#{File.expand_path "#{__FILE__}/../.."}/lib)
$LOAD_PATH << lib_dir unless $LOAD_PATH.include? lib_dir

require 'code_stats'
require 'optparse'

options = {}
parser = OptionParser.new do |opts|
  opts.banner =  <<-TEXT
Language-agnostic Code Statistics

Usage:
  $ code_stats /projects/wordpress /projects/drupal
  $ code_stats /projects/*
  $ code_stats /projects/wordpress --except JavaScript --skip /tmp/

TEXT

  opts.on("--except LANG", "Analyze all languages except specified.") do |lang|
    (options[:except] ||= []) << lang.to_sym
  end
  
  opts.on("--only LANG", "Analyze only specified language(es).") do |lang|
    (options[:only] ||= []) << lang.to_sym
  end
  
  opts.on(
    "--specs REGEX", 
    "Specify paths that should be threated as specs/tests (default #{CodeStats::Project::DEFAUL_SPEC_FILTER.source})."
  ) do |re|
    options[:spec_filter] = Regexp.new(re)
  end

  opts.on(
    "--skip REGEX", 
    "Specify paths that should be skipped (default #{CodeStats::Project::DEFAUL_SKIP_FILTER.source})."
  ) do |re|
    options[:skip_filter] = Regexp.new(re)
  end
end
parser.parse!

if ARGV.empty?
  puts parser.banner
else
  CodeStats.analyze_and_report *(ARGV + [options])
end