Class: File

Inherits:
Object show all
Defined in:
lib/langhelp/langhelp-sub.rb

Overview

change_home

Class Method Summary collapse

Class Method Details

.change_home(dir) ⇒ Object 



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# File 'lib/langhelp/langhelp-sub.rb', line 705

def self.change_home(dir)
  oldhome = ENV['HOME']
  begin
    ENV['HOME'] = dir
    yield(dir)
  ensure
    ENV['HOME'] = oldhome
  end
end

.zread(file) ⇒ Object 



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# File 'lib/langhelp/langhelp-base.rb', line 43

def File.zread(file)
  Object.module_eval do
    open(file) do |f|
      magic = f.read(2)
      if magic == Zlib::GZIP_MAGIC
        f.rewind
        gz = Zlib::GzipReader.new(f)
        begin
          gz.read
        ensure
          gz.close
        end
      else
        magic + f.read
      end
    end
  end    
end