Class: Dispersion::Formatters::HTML

Inherits:
Object
  • Object
show all
Defined in:
lib/dispersion/formatters/html.rb

Instance Method Summary collapse

Constructor Details

#initialize(code, annotations:) ⇒ HTML

Returns a new instance of HTML.



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# File 'lib/dispersion/formatters/html.rb', line 8

def initialize(code, annotations:)
	@code = code
	@annotations = annotations
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/dispersion/formatters/html.rb', line 13

def call
	lines = @code.lines
	current_symbol = nil
	buffer = +""

	lines.each_with_index do |line, line_number|
		cursor = 0

		@annotations[line_number].each do |(symbol, column)|
			buffer << ERB::Escape.html_escape(line[cursor...column])
			cursor = column

			# Always reset the current symbol
			if current_symbol
				buffer << "</span>"
				current_symbol = nil
			end

			unless symbol == :reset
				buffer << %(<span data-dispersion-symbol="#{symbol.name}">)
				current_symbol = symbol
			end

			# binding.irb
		end

		buffer << ERB::Escape.html_escape(line[cursor..])
	end

	if current_symbol
		buffer << "</span>"
		current_symbol = nil
	end

	buffer.gsub(/\t/, "  ")
end