Sha256: 903feb96aa8859ce5b04e47f7250dca259c6e374a24c1da6a7f38f4de97d7b51
Contents?: true
Size: 962 Bytes
Versions: 24
Compression:
Stored size: 962 Bytes
Contents
class HttpRouter
class OptionalCompiler
attr_reader :paths
def initialize(path)
@start_index = 0
@end_index = 1
@paths = [""]
@chars = path.split('')
while !@chars.empty?
case @chars.first
when '(' then @chars.shift and double_paths
when ')' then @chars.shift and half_paths
when '\\' then @chars.shift and add_to_current_set(@chars.shift)
else add_to_current_set(@chars.shift)
end
end
@paths
end
def add_to_current_set(c)
(@start_index...@end_index).each { |path_index| @paths[path_index] << c }
end
# over current working set, double @paths
def double_paths
(@start_index...@end_index).each { |path_index| @paths << @paths[path_index].dup }
@start_index = @end_index
@end_index = @paths.size
end
def half_paths
@start_index -= @end_index - @start_index
end
end
end
Version data entries
24 entries across 24 versions & 1 rubygems