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Contents
# Encoding: utf-8
module ChemistryKit
module CLI
module Helpers
# this loader returns the formulas found in a path according to these rules:
# - directories loaded in alpha order
# - children directories loaded before parents
# - files loaded in alpha order
# - lib directories are loaded before any other
# - rules stack
class FormulaLoader
def initialize
@formulas = []
end
def get_formulas(path)
gather(path)
@formulas
end
private
def gather(path)
# get all the directories for path
directories = get_directories path
if directories.empty?
# if there are no directories is empty just get all the files and add it to the instance variable
@formulas.concat Dir.glob(File.join(path, '*.rb')).sort
else
# otherwise for each of them recurse into it
directories.sort!
move_lib_to_top_of_stack directories
directories.each do |directory|
gather(File.join(path, directory))
end
# and then after add the files in the original parent
@formulas.concat Dir.glob(File.join(path, '*.rb')).sort
end
end
def get_directories(path)
Dir.entries(path).select do |entry|
(File.directory? File.join(path, entry)) && !(entry == '.' || entry == '..')
end
end
def move_lib_to_top_of_stack(directories)
if directories.include? 'lib'
# if there is a lib directory, put that at the front
directories.delete('lib')
directories.unshift('lib')
end
end
end
end
end
end
Version data entries
21 entries across 21 versions & 1 rubygems