Class: RokuBuilder::IndentationInspector

Inherits:
Object
  • Object
show all
Defined in:
lib/roku_builder/plugins/indentation_inspector.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rules:, path:) ⇒ IndentationInspector

Returns a new instance of IndentationInspector.



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# File 'lib/roku_builder/plugins/indentation_inspector.rb', line 6

def initialize(rules:, path:)
  @character = get_character(rules[:character])
  @count = rules[:count].to_i
  @path = path
  @type = File.extname(path)[1..-1].to_sym
  @warnings = []
  @prev_line = nil
  @ind = 0
end

Instance Attribute Details

#warnings ⇒ Object (readonly)

Returns the value of attribute warnings.



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# File 'lib/roku_builder/plugins/indentation_inspector.rb', line 5

def warnings
  @warnings
end

Instance Method Details

#check_line(line:, number:, comment:) ⇒ Object 



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# File 'lib/roku_builder/plugins/indentation_inspector.rb', line 16

def check_line(line:, number:, comment:)
  #byebug if number == 190 and @path.ends_with?("ScreenManager.brs")
  set_indentation(line: line)
  regexp = /^#{@character}{#{@ind}}[^#{@character}]/
  unless line =~ regexp or line == "\n" or line =~ /\'indent-ignore/ or comment
    add_warning(line: number)
  end
  @prev_line = line
end

#set_indentation(line:) ⇒ Object 



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# File 'lib/roku_builder/plugins/indentation_inspector.rb', line 26

def set_indentation(line:)
  case @type
  when :xml
    if @prev_line and @prev_line =~ /<[^?!\/][^>]*[^\/]>/
      unless @prev_line =~ /<([^>\/]*)>.*<\/\1*>/
        @ind += @count
      end
    end
    if line =~ /<\/[^>]*>/
      unless line =~ /<([^>\/]*)>.*<\/\1*>/
        @ind -= @count
      end
    end
  when :brs
    if line =~ /'indent-reset/
      @ind = line.index(/[^#{@character}]/)
    else
      if @prev_line
        if @prev_line =~ /^\s*\'/ or @prev_line =~ /\'indent-ignore/
          # Don't change indentation
        elsif @prev_line =~ /[\{\[\(:]$/
          @ind += @count
        elsif @prev_line =~ /:\s*\bfunction\b|:\s*\bsub\b/i
          @ind += @count
        elsif @prev_line =~ /=\s*\bfunction\b|=\s*\bsub\b/i
          @ind += @count
        elsif @prev_line =~ /^\s*\bfunction\b|^\s*\bsub\b/i
          @ind += @count
        elsif @prev_line =~ /^\s*#?if\b|^\s*#?else\b/i
          unless @prev_line =~ /\bthen\b[ \t]*[^' \r\n]+.*$/i or @prev_line =~ /\breturn\b/i
            @ind += @count
          end
        elsif @prev_line =~ /^\s*\bfor\b|^\s*\bwhile\b/i
          @ind += @count
        elsif @prev_line =~ /^\s*\btry\b|^\s*\bcatch\b/i
          @ind += @count
        end
      end
      if line =~ /^\s*\'/ or line =~ /\'indent-ignore/
        # Don't change indentation
      elsif line =~ /^\s*[\}\]\)]/
        @ind -= @count
      elsif line =~ /^\s*\bfunction\b|^\s*\bsub\b/i
        # Don't change indentation
      elsif line =~ /^\s*:?\s*#?end\b|^\s*#?endif\b|^\s*endfor\b|^\s*\bnext\b/i
        @ind -= @count
      elsif line =~ /^\s*#?else\b|^\s*elseif\b/i
        @ind -= @count
      elsif line =~ /^\s*#?catch\b/i
        @ind -= @count
      end
    end
  end
end