move formula_specialties to compat

Closes Homebrew/homebrew#37365.

Signed-off-by: Xu Cheng <xucheng@me.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/Library/Homebrew/compat/formula_specialties.rb b/Library/Homebrew/compat/formula_specialties.rb
new file mode 100644
index 000000000..96673fdea
--- /dev/null
+++ b/Library/Homebrew/compat/formula_specialties.rb
@@ -0,0 +1,45 @@
+# Base classes for specialized types of formulae.
+
+# See chcase for an example
+class ScriptFileFormula < Formula
+  def install
+    bin.install Dir['*']
+  end
+end
+
+# See browser for an example
+class GithubGistFormula < ScriptFileFormula
+  def self.url(val)
+    super
+    version File.basename(File.dirname(val))[0, 6]
+  end
+end
+
+# This formula serves as the base class for several very similar
+# formulae for Amazon Web Services related tools.
+class AmazonWebServicesFormula < Formula
+  # Use this method to peform a standard install for Java-based tools,
+  # keeping the .jars out of HOMEBREW_PREFIX/lib
+  def install
+    rm Dir['bin/*.cmd'] # Remove Windows versions
+    libexec.install Dir['*']
+    bin.install_symlink Dir["#{libexec}/bin/*"] - ["#{libexec}/bin/service"]
+  end
+  alias_method :standard_install, :install
+
+  # Use this method to generate standard caveats.
+  def standard_instructions home_name, home_value=libexec
+    <<-EOS.undent
+      Before you can use these tools you must export some variables to your $SHELL.
+
+      To export the needed variables, add them to your dotfiles.
+       * On Bash, add them to `~/.bash_profile`.
+       * On Zsh, add them to `~/.zprofile` instead.
+
+      export JAVA_HOME="$(/usr/libexec/java_home)"
+      export AWS_ACCESS_KEY="<Your AWS Access ID>"
+      export AWS_SECRET_KEY="<Your AWS Secret Key>"
+      export #{home_name}="#{home_value}"
+    EOS
+  end
+end