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#
# Author:: Chris Bandy (<bandy.chris@gmail.com>)
# Copyright:: Copyright 2014-2016, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
class Chef
class Util
class Editor
attr_reader :lines
def initialize(lines)
@lines = lines.to_a.clone
end
def append_line_after(search, line_to_append)
lines = []
@lines.each do |line|
lines << line
lines << line_to_append if line.match(search)
end
(lines.length - @lines.length).tap { @lines = lines }
end
def append_line_if_missing(search, line_to_append)
count = 0
unless @lines.find { |line| line.match(search) }
count = 1
@lines << line_to_append
end
count
end
def remove_lines(search)
count = 0
@lines.delete_if do |line|
count += 1 if line.match(search)
end
count
end
def replace(search, replace)
count = 0
@lines.map! do |line|
if line.match(search)
count += 1
line.gsub!(search, replace)
else
line
end
end
count
end
def replace_lines(search, replace)
count = 0
@lines.map! do |line|
if line.match(search)
count += 1
replace
else
line
end
end
count
end
end
end
end
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