Class: Tefil::LineSplitter

Inherits:
TextFilterBase show all
Defined in:
lib/tefil/linesplitter.rb

Instance Method Summary collapse

Methods inherited from TextFilterBase

#filter

Constructor Details

#initialize(separators:, indent_mode: :no, except_words: [], options: {}) ⇒ LineSplitter

Returns a new instance of LineSplitter.



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# File 'lib/tefil/linesplitter.rb', line 4

def initialize(separators: , indent_mode: :no, except_words: [], options: {})
  options[:smart_filename] = true
  @minimum = options[:minimum]
  @separators = separators
  @except_words = except_words
  @indent_mode = indent_mode
  super(options)
end

Instance Method Details

#process_stream(in_io, out_io) ⇒ Object 



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# File 'lib/tefil/linesplitter.rb', line 13

def process_stream(in_io, out_io)
  results = []
 
  # prepare substitute info to get back to original for except rule.
  sub_except_words = Marshal.load(Marshal.dump(@except_words))
  @separators.each do |str|
    sub_except_words.map do |word|
      word.gsub!(str, str + "\n")
    end
  end

  in_io.read.split("\n").each do |line|
    #if @indent_mode == :indent
    #  /^( *)/ =~ line
    #  head_spaces = $1
    #end
    @separators.each do |str|
      line.gsub!(str, str + "\n")
    end
    @except_words.each_with_index do |word, index|
      line.gsub!(sub_except_words[index], word)
    end
    # 行の頭と末尾の空白 strip
    if @indent_mode == :strip
      line.gsub!(/\n  */, "\n")
      line.strip!
      line.gsub!(/  */, " ")
    end
    #if @indent_mode == :indent
    #  results << head_spaces + line
    #end
    results << line
  end
  out_io.puts results.join("\n")
end