Module: MarkdownLint

Defined in:
lib/mdl.rb,
lib/mdl/cli.rb,
lib/mdl/doc.rb,
lib/mdl/style.rb,
lib/mdl/config.rb,
lib/mdl/ruleset.rb,
lib/mdl/version.rb

Defined Under Namespace

Modules: Config Classes: CLI, Doc, Rule, RuleSet, Style

Constant Summary collapse

VERSION =
"0.9.0"

Class Method Summary collapse

Class Method Details

.run(argv = ARGV) ⇒ Object



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# File 'lib/mdl.rb', line 12

def self.run(argv=ARGV)
  cli = MarkdownLint::CLI.new
  cli.run(argv)
  ruleset = RuleSet.new
  unless Config[:skip_default_ruleset]
    ruleset.load_default
  end
  unless Config[:rulesets].nil?
    Config[:rulesets].each do |r|
      ruleset.load(r)
    end
  end
  rules = ruleset.rules
  Style.load(Config[:style], rules)
  # Rule option filter
  if Config[:rules]
    rules.select! {|r, v| Config[:rules][:include].include?(r) or
                   !(Config[:rules][:include] & v.aliases).empty? } \
      unless Config[:rules][:include].empty?
    rules.select! {|r, v| not Config[:rules][:exclude].include?(r) and
                   (Config[:rules][:exclude] & v.aliases).empty? } \
      unless Config[:rules][:exclude].empty?
  end
  # Tag option filter
  if Config[:tags]
    rules.select! {|r, v| not (v.tags & Config[:tags][:include]).empty? } \
      unless Config[:tags][:include].empty?
    rules.select! {|r, v| (v.tags & Config[:tags][:exclude]).empty? } \
      unless Config[:tags][:exclude].empty?
  end

  if Config[:list_rules]
    puts "Enabled rules:"
      rules.each do |id, rule|
        if Config[:verbose]
          puts "#{id} (#{rule.aliases.join(', ')}) [#{rule.tags.join(', ')}] - #{rule.description}"
        elsif Config[:show_aliases]
          puts "#{rule.aliases.first || id} - #{rule.description}"
        else
          puts "#{id} - #{rule.description}"
        end
      end
    exit 0
  end

  # Recurse into directories
  cli.cli_arguments.each_with_index do |filename, i|
    if Dir.exist?(filename)
      if Config[:git_recurse]
        Dir.chdir(filename) do
          cli.cli_arguments[i] = %x(git ls-files '*.md' '*.markdown').split("\n")
        end
      else
        cli.cli_arguments[i] = Dir["#{filename}/**/*.{md,markdown}"]
      end
    end
  end
  cli.cli_arguments.flatten!

  status = 0
  results = []
  cli.cli_arguments.each do |filename|
    puts "Checking #{filename}..." if Config[:verbose]
    doc = Doc.new_from_file(filename, Config[:ignore_front_matter])
    filename = '(stdin)' if filename == "-"
    if Config[:show_kramdown_warnings]
      status = 2 if not doc.parsed.warnings.empty?
      doc.parsed.warnings.each do |w|
        puts "#{filename}: Kramdown Warning: #{w}"
      end
    end
    rules.sort.each do |id, rule|
      puts "Processing rule #{id}" if Config[:verbose]
      error_lines = rule.check.call(doc)
      next if error_lines.nil? or error_lines.empty?
      status = 1
      error_lines.each do |line|
        line += doc.offset # Correct line numbers for any yaml front matter
        if Config[:json]
          results << {
            'filename' => filename,
            'line' => line,
            'rule' => id,
            'aliases' => rule.aliases,
            'description' => rule.description,
          }
        elsif Config[:show_aliases]
          puts "#{filename}:#{line}: #{rule.aliases.first || id} #{rule.description}"
        else
          puts "#{filename}:#{line}: #{id} #{rule.description}"
        end
      end
    end
  end

  if Config[:json]
    require 'json'
    puts JSON.generate(results)
  elsif status != 0
    puts "\nA detailed description of the rules is available at "\
         "https://github.com/markdownlint/markdownlint/blob/master/docs/RULES.md"
  end
  exit status
end