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Contents
# encoding: utf-8
require 'fedux_org_stdlib/core_ext/file/which'
module FeduxOrgStdlib
class CommandFinder
private
attr_reader :search_paths, :alternatives
public
# Finds path to command
#
# It also considers other executables for one command
#
# @param [String, Array] alternatives
# The executables to be used
#
# @param [String, Array] search_paths
# The search path as multiple paths as array or string where single
# search paths are concatenated via ':'
def initialize(alternatives:, search_paths:)
@alternatives = Array(alternatives)
@search_paths = Array(search_paths)
end
# Find path to command
def path
alternatives.each do |e|
next unless path = File.which(e, search_paths.join(':'))
return path
end
nil
end
# Return known commands
def known_commands
@alternatives
end
end
end
Version data entries
27 entries across 27 versions & 1 rubygems