Module: DeepCover::Tools::FormatCharCover

Defined in:
lib/deep_cover/tools/format_char_cover.rb

Constant Summary collapse

COLOR = 
{'x' => :red, ' ' => :green, '-' => :faint}.freeze
WHITESPACE_MAP = 
Hash.new { |_, v| v }.merge!(' ' => '·', "\t" => '→ ')

Instance Method Summary collapse

Instance Method Details

#format_char_cover(covered_code, show_whitespace: false, **options) ⇒ Object 



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# File 'lib/deep_cover/tools/format_char_cover.rb', line 7

def format_char_cover(covered_code, show_whitespace: false, **options)
  bc = covered_code.char_cover(**options)
  covered_code.buffer.source_lines.map.with_index do |line, line_index|
    next line if line.strip =~ /^#[ >]/
    line.chars.map.with_index do |c, c_index|
      color = COLOR[bc[line_index][c_index]]
      c = WHITESPACE_MAP[c] if show_whitespace
      Term::ANSIColor.send(color, c)
    end.join
  end
end