ruby/spec/mspec/tool/remove_old_guards.rb

66 строки
1.6 KiB
Ruby

# Removes old version guards in ruby/spec.
# Run it from the ruby/spec repository root.
# The argument is the new minimum supported version.
def dedent(line)
if line.start_with?(" ")
line[2..-1]
else
line
end
end
def each_spec_file(&block)
Dir["*/**/*.rb"].each(&block)
end
def remove_guards(guard, keep)
each_spec_file do |file|
contents = File.binread(file)
if contents =~ guard
puts file
lines = contents.lines.to_a
while first = lines.find_index { |line| line =~ guard }
indent = lines[first][/^(\s*)/, 1].length
last = (first+1...lines.size).find { |i|
space = lines[i][/^(\s*)end$/, 1] and space.length == indent
}
raise file unless last
if keep
lines[first..last] = lines[first+1..last-1].map { |l| dedent(l) }
else
if first > 0 and lines[first-1] == "\n"
first -= 1
elsif lines[last+1] == "\n"
last += 1
end
lines[first..last] = []
end
end
File.binwrite file, lines.join
end
end
end
def search(regexp)
each_spec_file do |file|
contents = File.binread(file)
if contents =~ regexp
puts file
contents.each_line do |line|
if line =~ regexp
puts line
end
end
end
end
end
version = Regexp.escape(ARGV.fetch(0))
remove_guards(/ruby_version_is ["']#{version}["'] do/, true)
remove_guards(/ruby_version_is ["'][0-9.]*["']...["']#{version}["'] do/, false)
remove_guards(/ruby_bug "#\d+", ["'][0-9.]*["']...["']#{version}["'] do/, true)
search(/["']#{version}["']/)
search(/^\s*#.+#{version}/)