Module: Glark::Format

Includes:
Highlight
Included in:
Lines, UnfilteredLines
Defined in:
lib/glark/output/glark_format.rb

Constant Summary

Constants included from Highlight

Highlight::RESET

Instance Method Summary collapse

Methods included from Highlight

#adorn

Instance Method Details

#initialize(file, spec) ⇒ Object 



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# File 'lib/glark/output/glark_format.rb', line 14

def initialize file, spec
  @file_header = nil        # not nil after file header written
  @fname_highlighter = spec.highlight && spec.file_highlight
  @lnum_highlighter = spec.line_number_highlight

  super
end

#print_line(lnum, ch = nil) ⇒ Object

prints the line, and adjusts for the fact that in our world, lines are 0-indexed, whereas they are displayed as if 1-indexed.



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# File 'lib/glark/output/glark_format.rb', line 54

def print_line lnum, ch = nil 
  lnums = @file.get_region lnum 
  return unless lnums
  lnums.each do |ln|
    println ln, ch 
  end
end

#print_line_number(lnum) ⇒ Object 



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# File 'lib/glark/output/glark_format.rb', line 29

def print_line_number lnum 
  if @lnum_highlighter
    lnumstr = (lnum + 1).to_s
    pad = " " * ([4 - lnumstr.length, 0].max)
    @out.print pad + " " + adorn(@lnum_highlighter, lnumstr) + " "
  else
    super
  end
end

#println(ln, ch) ⇒ Object 



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# File 'lib/glark/output/glark_format.rb', line 39

def println ln, ch 
  if @show_line_numbers
    print_line_number ln 
  end
  
  if ch && @print_context
    @out.printf "%s ", ch
  end

  line = get_line_to_print ln 
  @out.puts line
end

#show_file_header ⇒ Object 



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# File 'lib/glark/output/glark_format.rb', line 22

def show_file_header
  if @show_file_name && @file_header.nil? && displayed_name
    @file_header = FileHeader.new displayed_name, @fname_highlighter
    @file_header.print @out
  end
end