class Rubberband < Formula
  desc "Audio time stretcher tool and library"
  homepage "https://breakfastquay.com/rubberband/"
  url "https://breakfastquay.com/files/releases/rubberband-4.0.0.tar.bz2"
  sha256 "af050313ee63bc18b35b2e064e5dce05b276aaf6d1aa2b8a82ced1fe2f8028e9"
  license "GPL-2.0-or-later"
  head "https://hg.sr.ht/~breakfastquay/rubberband", using: :hg

  livecheck do
    url :homepage
    regex(/href=.*?rubberband[._-]v?(\d+(?:\.\d+)+)\.t/i)
  end

  depends_on "meson" => :build
  depends_on "ninja" => :build
  depends_on "pkg-config" => :build
  depends_on "libsamplerate"
  depends_on "libsndfile"

  on_linux do
    depends_on "fftw"
    depends_on "ladspa-sdk"
    depends_on "vamp-plugin-sdk"
  end

  fails_with gcc: "5"

  def install
    args = ["-Dresampler=libsamplerate"]
    args << "-Dfft=fftw" if OS.linux?

    system "meson", "setup", "build", *args, *std_meson_args
    system "meson", "compile", "-C", "build", "--verbose"
    system "meson", "install", "-C", "build"
  end

  test do
    output = shell_output("#{bin}/rubberband -t2 #{test_fixtures("test.wav")} out.wav 2>&1")
    assert_match "Pass 2: Processing...", output
  end
end