Module: Markup

Defined in:

lib/rsyntaxtree/markup_parser.rb

Class Method Summary

• .parse(txt) ⇒ Object

Class Method Details

.parse(txt) ⇒ Object

# File 'lib/rsyntaxtree/markup_parser.rb', line 176

def parse(txt)
  begin
    parsed = @parser.parse(txt)
  rescue Parslet::ParseFailed
    # puts e.parse_failure_cause.ascii_tree
    return { status: :error, text: txt }
  end

  applied = @evaluator.apply(parsed)

  results = { enclosure: :none, triangle: false, paths: [], contents: [], color: nil, region: false, region_color: nil }
  applied.each do |h|
    # Region shade (whole-subtree background). '%' sets it on; an optional
    # color right after '%' overrides the default shade color.
    if h[:region]
      results[:region] = true
      region_color = h[:region][:region_color]
      results[:region_color] = region_color[:color_value].to_s if region_color && region_color[:color_value]
    end
    if h[:enclosure]
      results[:enclosure] = case h[:enclosure].to_s
                            when '###'
                              :brectangle
                            when '##'
                              :rectangle
                            when '#'
                              :brackets
                            else
                              :none
                            end
    end
    results[:triangle] = h[:triangle].to_s == '^' if h[:triangle]
    results[:paths] = h[:paths] if h[:paths]
    # Handle color specification
    if h[:color] && h[:color][:color_value]
      color_value = h[:color][:color_value].to_s
      # Prepend # if it's a hex color without it (parser captures just the hex part after #)
      results[:color] = color_value
    end
    results[:contents] << h if h[:type] == :text || h[:type] == :border || h[:type] == :bborder
  end
  { status: :success, results: results }
end