Class: Ataru::ArgumentChecker

Inherits:
Object
  • Object
show all
Defined in:
lib/ataru/argument_checker.rb

Instance Method Summary collapse

Constructor Details

#initialize(file_names) ⇒ ArgumentChecker

Returns a new instance of ArgumentChecker.



4
5
6
7
 
# File 'lib/ataru/argument_checker.rb', line 4

def initialize(file_names)
  exit_if_empty(file_names)
  @file_names = file_names
end

Instance Method Details

#each ⇒ Object 



33
34
35
36
37
 
# File 'lib/ataru/argument_checker.rb', line 33

def each
  @file_names.each do |file_name|
    yield verify(file_name)
  end
end

#exit_if_empty(file_names) ⇒ Object 



9
10
11
12
13
14
15
16
 
# File 'lib/ataru/argument_checker.rb', line 9

def exit_if_empty(file_names)
  if file_names.empty?
    puts "ataru: command line usage error"
    puts "ataru: please give the file name"
    puts "usage: ataru.rb <filename>"
    exit 64
  end
end

#verify(file_name) ⇒ Object 



18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/ataru/argument_checker.rb', line 18

def verify(file_name)
  if file_name !~ /.+\.md/
    puts "ataru: data format error"
    puts "ataru: #{file_name} is not a markdown file"
    puts "ataru: markdown file required"
    exit 65
  elsif File.file?(file_name) == false
    puts "ataru: cannot open input"
    puts "ataru: #{file_name} file not found"
    exit 66
  else
    file_name
  end
end