Module: Readlines::Split

Included in:
ReadDuc
Defined in:
lib/readlines/readlines/split.rb

Instance Method Summary collapse

Instance Method Details

#split_by_delimiter_now(delimiter) ⇒ Object

Raises:

  • (Readlines::NotFoundError) 


51
52
53
54
55
56
57
58
59
60
61
62
63
 
# File 'lib/readlines/readlines/split.rb', line 51

def split_by_delimiter_now(delimiter)
  raise Readlines::NotFoundError, "File not found: #{@file_path}" unless ::File.exist?(@file_path)

  content = ::File.read(@file_path)
  parts = content.split(delimiter)
  file_name = ::File.basename(@file_path, ::File.extname(@file_path))
  file_ext = ::File.extname(@file_path)

  parts.each_with_index do |part, index|
    part_file_name = "#{file_name}_part#{index + 1}#{file_ext}"
    ::File.write(part_file_name, part)
  end
end

#split_by_pattern_now(pattern) ⇒ Object

Raises:

  • (Readlines::NotFoundError) 


65
66
67
68
69
70
71
72
73
74
75
76
77
 
# File 'lib/readlines/readlines/split.rb', line 65

def split_by_pattern_now(pattern)
  raise Readlines::NotFoundError, "File not found: #{@file_path}" unless ::File.exist?(@file_path)

  content = ::File.read(@file_path)
  categories = content.split(pattern)
  file_name = ::File.basename(@file_path, ::File.extname(@file_path))
  file_ext = ::File.extname(@file_path)

  categories.each_with_index do |category, index|
    category_file_name = "#{file_name}_category#{index + 1}#{file_ext}"
    ::File.write(category_file_name, category)
  end
end

#split_file_by_size_now(part_size) ⇒ Object

Raises:

  • (Readlines::NotFoundError) 


28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/readlines/readlines/split.rb', line 28

def split_file_by_size_now(part_size)
  raise Readlines::NotFoundError, "File not found: #{@file_path}" unless ::File.exist?(@file_path)
  raise ArgumentError, "Part size must be greater than 0" if part_size <= 0

  content = ::File.read(@file_path)
  file_size = content.bytesize
  num_parts = (file_size.to_f / part_size).ceil

  file_name = ::File.basename(@file_path, ::File.extname(@file_path))
  file_ext = ::File.extname(@file_path)

  start_index = 0
  num_parts.times do |i|
    end_index = [start_index + part_size - 1, file_size - 1].min
    part_content = content.byteslice(start_index..end_index)

    part_file_name = "#{file_name}_part#{i + 1}#{file_ext}"
    ::File.write(part_file_name, part_content)

    start_index = end_index + 1
  end
end

#split_file_now(num_parts) ⇒ Object

Raises:

  • (Readlines::NotFoundError) 


7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/readlines/readlines/split.rb', line 7

def split_file_now(num_parts)
  raise Readlines::NotFoundError, "File not found: #{@file_path}" unless ::File.exist?(@file_path)
  raise ArgumentError, "Number of parts must be greater than 0" if num_parts <= 0

  content = ::File.read(@file_path)
  lines = content.lines
  part_size = (lines.size.to_f / num_parts).ceil

  file_name = ::File.basename(@file_path, ::File.extname(@file_path))
  file_ext = ::File.extname(@file_path)

  num_parts.times do |i|
    start_index = i * part_size
    end_index = [(i + 1) * part_size - 1, lines.size - 1].min
    part_content = lines[start_index..end_index].join

    part_file_name = "#{file_name}_part#{i + 1}#{file_ext}"
    ::File.write(part_file_name, part_content)
  end
end