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ksmxxxxxx/heredoc.rb

Created March 3, 2021 03:09
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heredoc.rb
#frozen_string_literal: true
heredoc_01 = <<~TEXT
. dummy_file_001.txt lorem_ipsum_10p.txt
.. dummy_file_002.txt lorem_ipsum_1p.txt
0123456789_0123456789_0123.md dummy_file_003.txt lorem_ipsum_2p.txt
0123456789_0123456789_0123456789_0123456789_012345.md dummy_file_004.txt lorem_ipsum_5p.txt
dir_foobar dummy_file_005.txt symlink_file.txt
TEXT
heredoc_02 = <<-TEXT
. dummy_file_001.txt lorem_ipsum_10p.txt
.. dummy_file_002.txt lorem_ipsum_1p.txt
0123456789_0123456789_0123.md dummy_file_003.txt lorem_ipsum_2p.txt
0123456789_0123456789_0123456789_0123456789_012345.md dummy_file_004.txt lorem_ipsum_5p.txt
dir_foobar dummy_file_005.txt symlink_file.txt
TEXT
heredoc_03 = <<TEXT
. dummy_file_001.txt lorem_ipsum_10p.txt
.. dummy_file_002.txt lorem_ipsum_1p.txt
0123456789_0123456789_0123.md dummy_file_003.txt lorem_ipsum_2p.txt
0123456789_0123456789_0123456789_0123456789_012345.md dummy_file_004.txt lorem_ipsum_5p.txt
dir_foobar dummy_file_005.txt symlink_file.txt
TEXT
p '<<~ インデントさせても無視される---------------------'
puts heredoc_01
p '<<- インデントさせると出力もインデントされる---------'
puts heredoc_02
p '<< インデントさせるとそのまま出力される--------------'
p 'ただし、ヒアドキュメント終了部分のTEXTの前にTabやspaceが入ってるとエラーになる'
puts heredoc_03
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