Class: Percept::LineCollection

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/percept/line_collection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(lines = []) ⇒ LineCollection

Returns a new instance of LineCollection.



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# File 'lib/percept/line_collection.rb', line 9

def initialize(lines = [])
  self.lines = lines
end

Instance Attribute Details

#lines ⇒ Object

Returns the value of attribute lines.



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# File 'lib/percept/line_collection.rb', line 7

def lines
  @lines
end

Instance Method Details

#<<(new_line) ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 13

def <<(new_line)
  merge_line(new_line) || lines << new_line
end

#[](index) ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 58

def [](index)
  lines[index]
end

#each ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 46

def each
  lines.each { |line| yield(line) }
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/percept/line_collection.rb', line 66

def empty?
  lines.empty?
end

#filtered ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 78

def filtered
  self.class.new(lines.select { |line| !line_filter.filter_line?(line) })
end

#first ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 50

def first
  lines.first
end

#last ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 54

def last
  lines.last
end

#line_filter ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 82

def line_filter
  LineFilter.new
end

#merge!(other) ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 17

def merge!(other)
  other.lines.each do |line|
    self << line
  end
  self
end

#merge_line(new_line) ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 32

def merge_line(new_line)
  old_line = lines.detect { |line| line =~ new_line }

  return unless old_line

  old_line.merge!(new_line)
  true
end

#remove_short_lines! ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 74

def remove_short_lines!
  lines.delete_if(&:short?)
end

#remove_unwanted_lines! ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 70

def remove_unwanted_lines!
  lines.delete_if { |line| line_filter.filter_line?(line) }
end

#size ⇒ Object Also known as: length 



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# File 'lib/percept/line_collection.rb', line 41

def size
  lines.size
end

#split ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 24

def split
  collection = self.class.new
  lines.each do |line|
    collection.merge!(line.split)
  end
  collection
end

#to_s ⇒ Object 



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# File 'lib/percept/line_collection.rb', line 62

def to_s
  lines.map(&:to_s).to_s
end