Class: FeduxOrgStdlib::CommandFinder

Inherits:
Object
  • Object
show all
Defined in:
lib/fedux_org_stdlib/command_finder.rb

Direct Known Subclasses

Editor

Instance Method Summary collapse

Constructor Details

#initialize(alternatives:, search_paths:) ⇒ CommandFinder

Finds path to command

It also considers other executables for one command

Parameters:

  • alternatives (String, Array) —

    The executables to be used

  • search_paths (String, Array) —

    The search path as multiple paths as array or string where single search paths are concatenated via ‘:’



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# File 'lib/fedux_org_stdlib/command_finder.rb', line 22

def initialize(alternatives:, search_paths:)
  @alternatives = Array(alternatives)
  @search_paths = Array(search_paths)
end

Instance Method Details

#known_commands ⇒ Object

Return known commands



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# File 'lib/fedux_org_stdlib/command_finder.rb', line 39

def known_commands
  @alternatives
end

#path ⇒ Object

Find path to command



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# File 'lib/fedux_org_stdlib/command_finder.rb', line 28

def path
  alternatives.each do |e|
    next unless path = File.which(e, search_paths.join(':'))

    return path
  end

  nil
end