Class: Milkode::Grep

Inherits:
Object
  • Object
show all
Defined in:
lib/milkode/cdweb/lib/grep.rb

Instance Method Summary collapse

Constructor Details

#initialize(content) ⇒ Grep

Returns a new instance of Grep.



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# File 'lib/milkode/cdweb/lib/grep.rb', line 13

def initialize(content)
  @content = content
end

Instance Method Details

#match_lines_and(patterns, is_sensitive, wide_match_range) ⇒ Object 



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# File 'lib/milkode/cdweb/lib/grep.rb', line 46

def match_lines_and(patterns, is_sensitive, wide_match_range)
  regexps = strs2regs(patterns, is_sensitive)
  result  = []
  index   = 0

  matcher = WideMatcher.create(wide_match_range)
  
  @content.each_line do |line|
    matcher.add_line_matchs(index, match_regexps(line, regexps))
    result += matcher.match_lines if matcher.match?
    index += 1
  end
  
  result.uniq
end

#match_lines_stopover(patterns, max_match, start_index, is_sensitive, wide_match_range) ⇒ Object 



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# File 'lib/milkode/cdweb/lib/grep.rb', line 17

def match_lines_stopover(patterns, max_match, start_index, is_sensitive, wide_match_range)
  regexps = strs2regs(patterns, is_sensitive)
  result  = []
  index   = start_index

  matcher = WideMatcher.create(wide_match_range)
  lines   = @content.split($/)

  while (index < lines.size) do
    line = lines[index]

    matcher.add_line_matchs(index, match_regexps(line, regexps))

    if matcher.match?
      result += matcher.match_lines
      
      if result.size >= max_match
        index += 1
        break
      end
    end

    index += 1
  end

  index = 0 if (index >= lines.size)
  {:result => result.uniq, :next_line => index}
end

#one_match_and(patterns, is_sensitive, wide_match_range) ⇒ Object 



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# File 'lib/milkode/cdweb/lib/grep.rb', line 62

def one_match_and(patterns, is_sensitive, wide_match_range)
  match_lines_stopover(patterns, 1, 0, is_sensitive, wide_match_range)
end