Detect indentation errors in mocha coffeescript specs

mocha-lint.rb

#! /usr/bin/env ruby

current_filename = ''
allowed_indent = 0

def indent_of line
  line.index /[a-z]/
end

ARGF.lines do |line|
  if current_filename != ARGF.filename
    #puts ARGF.filename
    current_filename = ARGF.filename
    allowed_indent = 0
  end

  if line =~ /describe/
    allowed_indent = indent_of(line) + 2
  elsif line =~ /^ *(it|before)/
    if allowed_indent < indent_of(line)
      puts "Indentation Error: #{ARGF.filename}:#{ARGF.lineno}\n"
    end
  end
end