Module: WhatTheGem::Template::Filters

Defined in:
lib/whatthegem/template.rb

Instance Method Summary collapse

Instance Method Details

#md_header_shift(text, minlevel) ⇒ Object

Consistently shift all markdown headers - ### - so they would be at least minlevel deep



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# File 'lib/whatthegem/template.rb', line 21

def md_header_shift(text, minlevel)
  current_min = text.scan(/^(\#+) /).flatten.map(&:length).min
  return text if !current_min || current_min > minlevel
  shift = minlevel - current_min
  text.gsub(/^(\#+) /, '#' * shift + '\\1 ')
end

#nfirst(array, num) ⇒ Object 



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# File 'lib/whatthegem/template.rb', line 16

def nfirst(array, num)
  array.first(num)
end

#paragraphs(text, num) ⇒ Object 



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# File 'lib/whatthegem/template.rb', line 7

def paragraphs(text, num)
  # split on markdown-alike paragraph break (\n\n), or "paragraph, then list" (\n* )
  text.split(/\n(?:\n|(?= *\*))/).first(num).join("\n\n").gsub(/\n +/, "\n").strip
end

#reflow(text) ⇒ Object 



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# File 'lib/whatthegem/template.rb', line 12

def reflow(text)
  text.tr("\n", ' ')
end

#rouge(text) ⇒ Object 



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# File 'lib/whatthegem/template.rb', line 28

def rouge(text)
  lexer = Rouge::Lexers::Ruby.new
  Rouge::Formatters::Terminal256.new(Rouge::Themes::Base16::Monokai.new).format(lexer.lex(text))
end