Class: Bio::Template

Inherits:
Object
  • Object
show all
Defined in:
lib/bio-vcf/template.rb

Instance Method Summary collapse

Constructor Details

#initialize(fn) ⇒ Template

Returns a new instance of Template.



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# File 'lib/bio-vcf/template.rb', line 7

def initialize fn
  raise "Can not find template #{fn}!" if not File.exist?(fn)
  parse(File.read(fn))
end

Instance Method Details

#body(env) ⇒ Object 



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# File 'lib/bio-vcf/template.rb', line 59

def body env
  if @erb_body
    @erb_body.result(env)
  else
    ""
  end
end

#footer(env) ⇒ Object 



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# File 'lib/bio-vcf/template.rb', line 67

def footer env
  if @erb_footer
    @erb_footer.result(env)
  else
    ""
  end
end

#header(env) ⇒ Object 



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# File 'lib/bio-vcf/template.rb', line 51

def header env
  if @erb_header
    @erb_header.result(env)
  else
    ""
  end
end

#parse(buf) ⇒ Object 



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# File 'lib/bio-vcf/template.rb', line 12

def parse buf
  header = []
  body = []
  footer = []
  where = :header
  buf.split("\n").each do | line |
    case where
      when :header
        next if line =~ /=HEADER/
        if line =~ /=BODY/
          body = []
          where = :body
          next
        end
        header << line
      when :body
        if line =~ /=FOOTER/
          footer = []
          where = :footer
          next
        end
        body << line
      else
        footer << line
    end
  end
  if body == []
    body = header
    header = []
  end
  @erb_header = ERB.new(header.join("\n")) if header.size
  @erb_body   = ERB.new(body.join("\n")) if body.size
  @erb_footer = ERB.new(footer.join("\n")) if footer.size
end

#result(env) ⇒ Object 



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# File 'lib/bio-vcf/template.rb', line 47

def result env
  @erb.result(env)
end