зеркало из https://github.com/github/ruby.git
34 строки
1.0 KiB
Ruby
34 строки
1.0 KiB
Ruby
# frozen_string_literal: false
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require_relative "nop"
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module IRB
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# :stopdoc:
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module ExtendCommand
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class IrbInfo < Nop
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category "IRB"
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description "Show information about IRB."
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def execute
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str = "Ruby version: #{RUBY_VERSION}\n"
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str += "IRB version: #{IRB.version}\n"
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str += "InputMethod: #{IRB.CurrentContext.io.inspect}\n"
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str += ".irbrc path: #{IRB.rc_file}\n" if File.exist?(IRB.rc_file)
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str += "RUBY_PLATFORM: #{RUBY_PLATFORM}\n"
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str += "LANG env: #{ENV["LANG"]}\n" if ENV["LANG"] && !ENV["LANG"].empty?
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str += "LC_ALL env: #{ENV["LC_ALL"]}\n" if ENV["LC_ALL"] && !ENV["LC_ALL"].empty?
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str += "East Asian Ambiguous Width: #{Reline.ambiguous_width.inspect}\n"
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if RbConfig::CONFIG['host_os'] =~ /mswin|msys|mingw|cygwin|bccwin|wince|emc/
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codepage = `chcp`.b.sub(/.*: (\d+)\n/, '\1')
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str += "Code page: #{codepage}\n"
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end
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puts str
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nil
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end
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end
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end
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# :startdoc:
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end
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