class Gem::Ext::CargoBuilder::LinkFlagConverter

Converts Ruby link flags into something cargo understands

def self.convert(arg) 

def self.convert(arg)
  return [] if FILTERED_PATTERNS.any? {|p| p.match?(arg) }
  case arg.chomp
  when /^-L\s*(.+)$/
    ["-L", "native=#{$1}"]
  when /^--library=(\w+\S+)$/, /^-l\s*(\w+\S+)$/
    ["-l", $1]
  when /^-l\s*([^:\s])+/ # -lfoo, but not -l:libfoo.a
    ["-l", $1]
  when /^-F\s*(.*)$/
    ["-l", "framework=#{$1}"]
  else
    ["-C", "link-args=#{arg}"]
  end
end