一部改修

This commit is contained in:
Rikuoh Tsujitani 2024-07-29 18:00:15 +09:00
parent 473407048c
commit 9ca583442a

25
wc.rb
View file

@ -3,12 +3,12 @@
require 'optparse'
def main
options, sources = parse_options
file_stats = collect_file_stats(sources)
options, filenames = parse_options
file_stats = collect_file_stats(filenames)
total_stats = calculate_total_stats(file_stats)
max_widths = calculate_max_widths(file_stats, total_stats)
max_widths = calculate_max_widths(file_stats + [total_stats])
print_file_stats(file_stats, max_widths, options)
print_file_stats([{ filename: '合計', **total_stats }], max_widths, options) if sources.size > 1
print_file_stats([total_stats], max_widths, options) if filenames.size > 1
end
def parse_options
@ -19,19 +19,19 @@ def parse_options
opts.on('-c') { options[:bytes] = true }
end.parse!
options = { bytes: true, lines: true, words: true } if options.empty?
sources = ARGV.empty? ? [''] : ARGV
[options, sources]
filenames = ARGV.empty? ? [''] : ARGV
[options, filenames]
end
def collect_file_stats(sources)
sources.map do |source|
input = source.empty? ? ARGF.read : File.read(source)
{ filename: source, lines: input.lines.count, words: input.split.size, bytes: input.bytesize }
def collect_file_stats(filenames)
filenames.map do |filename|
input = filename.empty? ? ARGF.read : File.read(filename)
{ filename: filename, lines: input.lines.count, words: input.split.size, bytes: input.bytesize }
end
end
def calculate_total_stats(file_stats)
total_stats = { lines: 0, words: 0, bytes: 0 }
total_stats = { filename: '合計', lines: 0, words: 0, bytes: 0 }
file_stats.each do |stats|
total_stats[:lines] += stats[:lines]
total_stats[:words] += stats[:words]
@ -40,8 +40,7 @@ def calculate_total_stats(file_stats)
total_stats
end
def calculate_max_widths(file_stats, total_stats)
all_stats = file_stats + [total_stats]
def calculate_max_widths(all_stats)
%i[lines words bytes].each_with_object({}) do |key, max_widths|
max_widths[key] = all_stats.map { |stats| stats[key].to_s.length }.max
end