Module: Fig::Statement::Asset::ClassMethods

Defined in:
lib/fig/statement/asset.rb

Instance Method Summary collapse

Instance Method Details

#validate_and_process_escapes_in_url!(url, &block) ⇒ Object

Modifies the parameter to deal with quoting, escaping.



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# File 'lib/fig/statement/asset.rb', line 56

def validate_and_process_escapes_in_url!(url, &block)
  was_in_single_quotes =
    Fig::Statement.strip_quotes_and_process_escapes!(url, &block)
  return if was_in_single_quotes.nil?

  if url.include? '@'
    yield %q<contains an "@", which isn't permitted in order to allow for package substitution.>
    return
  end

  if url =~ / ( ["<>|] ) /x
    yield %Q<contains a "#{$1}", which isn't permitted because Windows doesn't allow it in file names.>
    return
  end

  if url =~ / ( ' ) /x
    yield %Q<contains a "#{$1}", which isn't permitted to allow for future grammar expansion.>
    return
  end

  # "config" is a reasonable asset name, so we let that pass.
  if Fig::Parser.strict_keyword?(url)
    yield 'is a keyword.'
  end

  return ! was_in_single_quotes
end