# frozen_string_literal: true class Gem::Ext::CargoBuilder < Gem::Ext::Builder # Converts Ruby link flags into something cargo understands class LinkFlagConverter FILTERED_PATTERNS = [ /compress-debug-sections/, # Not supported by all linkers, and not required for Rust ].freeze 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 end end