module FileModification
file_modification.rb Copyright (C) Rémi Even 2016
This file is part of Xolti.
Xolti is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
Xolti is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Xolti. If not, see <www.gnu.org/licenses/>.
Public Class Methods
delete_lines(path, start, length)
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# File lib/file_modification.rb, line 38 def FileModification.delete_lines(path, start, length) file = Tempfile.new("xolti") begin File.open(path, "r").each_with_index do |line, index| file.write(line) if index < start || index >= start + length end file.close() FileUtils.cp(file, path) ensure file.close() file.unlink() end end
insert_lines_with_offset(path, text, offset)
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# File lib/file_modification.rb, line 19 def FileModification.insert_lines_with_offset(path, text, offset) file = Tempfile.new("xolti") begin File.open(path, "r") do |source_file| i = 0 source_file.each_line do |line| file.write(text) if i == offset i += 1 file.write(line) end end file.close() FileUtils.cp(file, path) ensure file.close() file.unlink() end end