module CFA::Grub2::InstallDeviceParser
specific parser for install devices. File format is easy element per line without comments. for better readability special values generic_mbr and activate is at the end of file
Public Class Methods
empty()
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# File lib/cfa/grub2/install_device.rb, line 34 def self.empty [] end
parse(string)
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returns list of non-empty lines
# File lib/cfa/grub2/install_device.rb, line 13 def self.parse(string) string.lines.map(&:strip).delete_if(&:empty?) end
serialize(data)
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gets list of devices and create file content from it
# File lib/cfa/grub2/install_device.rb, line 18 def self.serialize(data) # do not modify original data as serialize is not end of world data = data.dup activate = data.delete("activate") generic_mbr = data.delete("generic_mbr") res = data.join("\n") res << "\n" unless res.empty? res << "activate\n" if activate res << "generic_mbr\n" if generic_mbr res end