Class: Homebrew::FormulaCreator Private

Inherits:
Object
  • Object
show all
Defined in:
formula_creator.rb

Overview

This class is part of a private API. This class may only be used in the Homebrew/brew repository. Third parties should avoid using this class if possible, as it may be removed or changed without warning.

Class for generating a formula from a template.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, version, tap:, url:, mode:, license:, fetch:, head:) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:



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# File 'formula_creator.rb', line 16

def initialize(name, version, tap:, url:, mode:, license:, fetch:, head:)
  @name = name
  @version = Version.new(version) if version
  @tap = Tap.fetch(tap || "homebrew/core")
  @url = url
  @mode = mode
  @license = license
  @fetch = fetch
  @head = head
end

Instance Attribute Details

#name ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'formula_creator.rb', line 10

def name
  @name
end

Class Method Details

.name_from_url(url) ⇒ String?

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:



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# File 'formula_creator.rb', line 33

def self.name_from_url(url)
  stem = Pathname.new(url).stem
  # special cases first
  if stem.start_with? "index.cgi"
    # gitweb URLs e.g. http://www.codesrc.com/gitweb/index.cgi?p=libzipper.git;a=summary
    stem.rpartition("=").last
  elsif url =~ %r{github\.com/\S+/(\S+)/(archive|releases)/}
    # e.g. https://github.com/stella-emu/stella/releases/download/6.7/stella-6.7-src.tar.xz
    Regexp.last_match(1)
  else
    # e.g. http://digit-labs.org/files/tools/synscan/releases/synscan-5.02.tar.gz
    pathver = Version.parse(stem).to_s
    stem.sub(/[-_.]?#{Regexp.escape(pathver)}$/, "")
  end
end

Instance Method Details

#parse_url ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



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# File 'formula_creator.rb', line 50

def parse_url
  @name = FormulaCreator.name_from_url(@url) if @name.blank?
  odebug "name_from_url: #{@name}"
  @version = Version.detect(@url) if @version.nil?

  case @url
  when %r{github\.com/(\S+)/(\S+)\.git}
    @head = true
    user = Regexp.last_match(1)
    repo = Regexp.last_match(2)
    @github = GitHub.repository(user, repo) if @fetch
  when %r{github\.com/(\S+)/(\S+)/(archive|releases)/}
    user = Regexp.last_match(1)
    repo = Regexp.last_match(2)
    @github = GitHub.repository(user, repo) if @fetch
  end
end

#template ⇒ String

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:



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# File 'formula_creator.rb', line 101

def template
  # FIXME: https://github.com/errata-ai/vale/issues/818
  # <!-- vale off -->
  <<~ERB
    # Documentation: https://docs.brew.sh/Formula-Cookbook
    #                https://rubydoc.brew.sh/Formula
    # PLEASE REMOVE ALL GENERATED COMMENTS BEFORE SUBMITTING YOUR PULL REQUEST!
    class #{Formulary.class_s(name)} < Formula
    <% if @mode == :python %>
      include Language::Python::Virtualenv

    <% end %>
      desc "#{@desc}"
      homepage "#{@homepage}"
    <% unless @head %>
      url "#{@url}"
    <% unless @version.detected_from_url? %>
      version "#{@version}"
    <% end %>
      sha256 "#{@sha256}"
    <% end %>
      license "#{@license}"
    <% if @head %>
      head "#{@url}"
    <% end %>

    <% if @mode == :cmake %>
      depends_on "cmake" => :build
    <% elsif @mode == :crystal %>
      depends_on "crystal" => :build
    <% elsif @mode == :go %>
      depends_on "go" => :build
    <% elsif @mode == :meson %>
      depends_on "meson" => :build
      depends_on "ninja" => :build
    <% elsif @mode == :node %>
      depends_on "node"
    <% elsif @mode == :perl %>
      uses_from_macos "perl"
    <% elsif @mode == :python %>
      depends_on "python"
    <% elsif @mode == :ruby %>
      uses_from_macos "ruby"
    <% elsif @mode == :rust %>
      depends_on "rust" => :build
    <% elsif @mode.nil? %>
      # depends_on "cmake" => :build
    <% end %>

    <% if @mode == :perl %>
      # Additional dependency
      # resource "" do
      #   url ""
      #   sha256 ""
      # end

    <% end %>
      def install
    <% if @mode == :cmake %>
        system "cmake", "-S", ".", "-B", "build", *std_cmake_args
        system "cmake", "--build", "build"
        system "cmake", "--install", "build"
    <% elsif @mode == :autotools %>
        # Remove unrecognized options if they cause configure to fail
        # https://rubydoc.brew.sh/Formula.html#std_configure_args-instance_method
        system "./configure", "--disable-silent-rules", *std_configure_args
        system "make", "install" # if this fails, try separate make/make install steps
    <% elsif @mode == :crystal %>
        system "shards", "build", "--release"
        bin.install "bin/#{name}"
    <% elsif @mode == :go %>
        system "go", "build", *std_go_args(ldflags: "-s -w")
    <% elsif @mode == :meson %>
        system "meson", "setup", "build", *std_meson_args
        system "meson", "compile", "-C", "build", "--verbose"
        system "meson", "install", "-C", "build"
    <% elsif @mode == :node %>
        system "npm", "install", *std_npm_args
        bin.install_symlink Dir["\#{libexec}/bin/*"]
    <% elsif @mode == :perl %>
        ENV.prepend_create_path "PERL5LIB", libexec/"lib/perl5"
        ENV.prepend_path "PERL5LIB", libexec/"lib"

        # Stage additional dependency (`Makefile.PL` style).
        # resource("").stage do
        #   system "perl", "Makefile.PL", "INSTALL_BASE=\#{libexec}"
        #   system "make"
        #   system "make", "install"
        # end

        # Stage additional dependency (`Build.PL` style).
        # resource("").stage do
        #   system "perl", "Build.PL", "--install_base", libexec
        #   system "./Build"
        #   system "./Build", "install"
        # end

        bin.install name
        bin.env_script_all_files(libexec/"bin", PERL5LIB: ENV["PERL5LIB"])
    <% elsif @mode == :python %>
        virtualenv_install_with_resources
    <% elsif @mode == :ruby %>
        ENV["GEM_HOME"] = libexec
        system "gem", "build", "\#{name}.gemspec"
        system "gem", "install", "\#{name}-\#{@version}.gem"
        bin.install libexec/"bin/\#{name}"
        bin.env_script_all_files(libexec/"bin", GEM_HOME: ENV["GEM_HOME"])
    <% elsif @mode == :rust %>
        system "cargo", "install", *std_cargo_args
    <% else %>
        # Remove unrecognized options if they cause configure to fail
        # https://rubydoc.brew.sh/Formula.html#std_configure_args-instance_method
        system "./configure", "--disable-silent-rules", *std_configure_args
        # system "cmake", "-S", ".", "-B", "build", *std_cmake_args
    <% end %>
      end

      test do
        # `test do` will create, run in and delete a temporary directory.
        #
        # This test will fail and we won't accept that! For Homebrew/homebrew-core
        # this will need to be a test that verifies the functionality of the
        # software. Run the test with `brew test #{name}`. Options passed
        # to `brew install` such as `--HEAD` also need to be provided to `brew test`.
        #
        # The installed folder is not in the path, so use the entire path to any
        # executables being tested: `system bin/"program", "do", "something"`.
        system "false"
      end
    end
  ERB
  # <!-- vale on -->
end

#verify ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Raises:



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# File 'formula_creator.rb', line 28

def verify
  raise TapUnavailableError, @tap.name unless @tap.installed?
end

#write_formula! ⇒ Pathname

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

Raises:

  • (ArgumentError) 


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# File 'formula_creator.rb', line 69

def write_formula!
  raise ArgumentError, "name is blank!" if @name.blank?
  raise ArgumentError, "tap is blank!" if @tap.blank?

  path = @tap.new_formula_path(@name)
  raise "#{path} already exists" if path.exist?

  if @version.nil? || @version.null?
    odie "Version cannot be determined from URL. Explicitly set the version with `--set-version` instead."
  end

  if @fetch
    unless @head
      r = Resource.new
      r.url(@url)
      r.owner = self
      @sha256 = r.fetch.sha256 if r.download_strategy == CurlDownloadStrategy
    end

    if @github
      @desc = @github["description"]
      @homepage = @github["homepage"]
      @license = @github["license"]["spdx_id"] if @github["license"]
    end
  end

  path.dirname.mkpath
  path.write ERB.new(template, trim_mode: ">").result(binding)
  path
end