class Assembly::ObjectFile
This class contains generic methods to operate on any file.
Constants
- VERSION
Project version number
Public Class Methods
common_path(strings)
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Class level method that given an array of strings, return the longest common initial path. Useful for removing a common path from a set of filenames when producing content metadata
@param [Array] strings Array of filenames with paths to operate on @return [String] Common part of path of filenames passed in
Example: puts Assembly::ObjectFile.common_prefix() # '/Users/peter/0'
# File lib/assembly-objectfile/object_file.rb, line 15 def self.common_path(strings) return nil if strings.empty? n = 0 x = strings.last n += 1 while strings.all? { |s| s[n] && (s[n] == x[n]) } common_prefix = x[0...n] if common_prefix[-1, 1] != '/' # check if last element of the common string is the end of a directory common_prefix.split('/')[0..-2].join('/') + '/' # if not, split string along directories, and reject last one else common_prefix # if it was, then return the common prefix directly end end