Ruby 2.5 : インストール2021/04/09 |
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Ruby 2.5 をインストールします。
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| [1] | 現在、有効になっている Ruby のバージョンを確認してインストールします。 |
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[root@dlp ~]# dnf module list ruby CentOS Stream 8 - AppStream Name Stream Profiles Summary ruby 2.5 [d] common [d] An interpreter of object-oriented scripting language ruby 2.6 common [d] An interpreter of object-oriented scripting language ruby 2.7 common [d] An interpreter of object-oriented scripting language Hint: [d]efault, [e]nabled, [x]disabled, [i]nstalled # Ruby 2.5 を指定してインストール [root@dlp ~]# dnf module -y install ruby:2.5/common Dependencies resolved. ======================================================================================== Package Arch Version Repo Size ======================================================================================== Installing group/module packages: ruby x86_64 2.5.5-105.module_el8.1.0+214+9be47fd7 appstream 86 k Installing dependencies: ruby-irb noarch 2.5.5-105.module_el8.1.0+214+9be47fd7 appstream 102 k ruby-libs x86_64 2.5.5-105.module_el8.1.0+214+9be47fd7 appstream 2.9 M rubygem-json x86_64 2.1.0-105.module_el8.1.0+214+9be47fd7 appstream 90 k rubygem-openssl x86_64 2.1.2-105.module_el8.1.0+214+9be47fd7 appstream 190 k rubygem-psych x86_64 3.0.2-105.module_el8.1.0+214+9be47fd7 appstream 95 k Installing weak dependencies: rubygem-bigdecimal x86_64 1.3.4-105.module_el8.1.0+214+9be47fd7 appstream 97 k rubygem-did_you_mean noarch 1.2.0-105.module_el8.1.0+214+9be47fd7 appstream 90 k rubygem-io-console x86_64 0.4.6-105.module_el8.1.0+214+9be47fd7 appstream 66 k rubygem-rdoc noarch 6.0.1-105.module_el8.1.0+214+9be47fd7 appstream 486 k rubygems noarch 2.7.6.2-105.module_el8.1.0+214+9be47fd7 appstream 308 k Installing module profiles: ruby/common Enabling module streams: ruby 2.5 Transaction Summary ======================================================================================== Install 11 Packages ..... .....[root@dlp ~]# ruby -v ruby 2.5.5p157 (2019-03-15 revision 67260) [x86_64-linux] # テストスクリプトを作成して動作確認
[root@dlp ~]# cat > ruby_test.rb <<'EOF'
msg = Class.send(:new, String);
mymsg = msg.send(:new, "Hello Ruby World !\n");
STDOUT.send(:write, mymsg)
EOF
[root@dlp ~]# ruby ruby_test.rb Hello Ruby World ! |
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