FormulaInstaller: move Cellar checks to module.

2 files changed, 106 insertions, 87 deletions

diff --git a/Library/Homebrew/formula_cellar_checks.rb b/Library/Homebrew/formula_cellar_checks.rb
new file mode 100644
index 000000000..c82b7acab
--- /dev/null
+++ b/Library/Homebrew/formula_cellar_checks.rb
@@ -0,0 +1,89 @@
+module FormulaCellarChecks
+  def check_PATH bin
+    # warn the user if stuff was installed outside of their PATH
+    return unless bin.directory?
+    return unless bin.children.length > 0
+
+    bin = (HOMEBREW_PREFIX/bin.basename).realpath
+    return if ORIGINAL_PATHS.include? bin
+
+    ["#{bin} is not in your PATH",
+      "You can amend this by altering your ~/.bashrc file"]
+  end
+
+  def check_manpages
+    # Check for man pages that aren't in share/man
+    return unless (f.prefix+'man').directory?
+
+    ['A top-level "man" directory was found.',
+      <<-EOS.undent
+        Homebrew requires that man pages live under share.
+        This can often be fixed by passing "--mandir=#{man}" to configure.
+      EOS
+    ]
+  end
+
+  def check_infopages
+    # Check for info pages that aren't in share/info
+    return unless (f.prefix+'info').directory?
+
+    ['A top-level "info" directory was found.',
+      <<-EOS.undent
+        Homebrew suggests that info pages live under share.
+        This can often be fixed by passing "--infodir=#{info}" to configure.
+      EOS
+    ]
+  end
+
+  def check_jars
+    return unless f.lib.directory?
+
+    jars = f.lib.children.select{|g| g.to_s =~ /\.jar$/}
+    return if jars.empty?
+
+    ['JARs were installed to "lib".',
+      <<-EOS.undent
+        Installing JARs to "lib" can cause conflicts between packages.
+        For Java software, it is typically better for the formula to
+        install to "libexec" and then symlink or wrap binaries into "bin".
+        "See "activemq", "jruby", etc. for examples."
+        "The offending files are:"
+        #{jars}
+      EOS
+    ]
+  end
+
+  def check_non_libraries
+    return unless f.lib.directory?
+
+    valid_extensions = %w(.a .dylib .framework .jnilib .la .o .so
+                          .jar .prl .pm .sh)
+    non_libraries = f.lib.children.select do |g|
+      next if g.directory?
+      not valid_extensions.include? g.extname
+    end
+    return if non_libraries.empty?
+
+    ['Non-libraries were installed to "lib".',
+      <<-EOS.undent
+        Installing non-libraries to "lib" is bad practice.
+        The offending files are:
+        #{non_libraries}
+      EOS
+    ]
+  end
+
+  def check_non_executables bin
+    return unless bin.directory?
+
+    non_exes = bin.children.select { |g| g.directory? or not g.executable? }
+    return if non_exes.empty?
+
+    ["Non-executables were installed to \"#{bin}\".",
+      <<-EOS.undent
+        The offending files are:
+        #{non_exes}"
+      EOS
+    ]
+  end
+end
diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb
index b24424164..efaa146a6 100644
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@@ -7,8 +7,11 @@ require 'tab'
 require 'bottles'
 require 'caveats'
 require 'cleaner'
+require 'formula_cellar_checks'
 
 class FormulaInstaller
+  include FormulaCellarChecks
+
   attr_reader :f
   attr_accessor :tab, :options, :ignore_deps
   attr_accessor :show_summary_heading, :show_header
@@ -437,110 +440,37 @@ class FormulaInstaller
 
   ## checks
 
-  def check_PATH bin
-    # warn the user if stuff was installed outside of their PATH
-    if bin.directory? and bin.children.length > 0
-      bin = (HOMEBREW_PREFIX/bin.basename).realpath
-      unless ORIGINAL_PATHS.include? bin
-        opoo "#{bin} is not in your PATH"
-        puts "You can amend this by altering your ~/.bashrc file"
-        @show_summary_heading = true
-      end
-    end
-  end
-
-  def check_manpages
-    # Check for man pages that aren't in share/man
-    if (f.prefix+'man').directory?
-      opoo 'A top-level "man" directory was found.'
-      puts "Homebrew requires that man pages live under share."
-      puts 'This can often be fixed by passing "--mandir=#{man}" to configure.'
-      @show_summary_heading = true
-      Homebrew.failed = true # fatal to Brew Bot
-    end
-  end
-
-  def check_infopages
-    # Check for info pages that aren't in share/info
-    if (f.prefix+'info').directory?
-      opoo 'A top-level "info" directory was found.'
-      puts "Homebrew suggests that info pages live under share."
-      puts 'This can often be fixed by passing "--infodir=#{info}" to configure.'
-      @show_summary_heading = true
-    end
-  end
-
-  def check_jars
-    return unless f.lib.directory?
-
-    jars = f.lib.children.select{|g| g.to_s =~ /\.jar$/}
-    unless jars.empty?
-      opoo 'JARs were installed to "lib".'
-      puts "Installing JARs to \"lib\" can cause conflicts between packages."
-      puts "For Java software, it is typically better for the formula to"
-      puts "install to \"libexec\" and then symlink or wrap binaries into \"bin\"."
-      puts "See \"activemq\", \"jruby\", etc. for examples."
-      puts "The offending files are:"
-      puts jars
-      @show_summary_heading = true
-    end
-  end
-
-  def check_non_libraries
-    return unless f.lib.directory?
-
-    valid_extensions = %w(.a .dylib .framework .jnilib .la .o .so
-                          .jar .prl .pm .sh)
-    non_libraries = f.lib.children.select do |g|
-      next if g.directory?
-      not valid_extensions.include? g.extname
-    end
-
-    unless non_libraries.empty?
-      opoo 'Non-libraries were installed to "lib".'
-      puts "Installing non-libraries to \"lib\" is bad practice."
-      puts "The offending files are:"
-      puts non_libraries
-      @show_summary_heading = true
-    end
-  end
-
-  def check_non_executables bin
-    non_exes = bin.children.select { |g| g.directory? or not g.executable? }
-
-    unless non_exes.empty?
-      opoo 'Non-executables were installed to "bin".'
-      puts "Installing non-executables to \"bin\" is bad practice."
-      puts "The offending files are:"
-      puts non_exes
-      @show_summary_heading = true
-      Homebrew.failed = true # fatal to Brew Bot
-    end
+  def print_check_output warning_and_description
+    return unless warning_and_description
+    warning, description = *warning_and_description
+    opoo warning
+    puts description
+    @show_summary_heading = true
   end
 
   def audit_bin
     return unless f.bin.directory?
-    check_PATH f.bin unless f.keg_only?
-    check_non_executables f.bin
+    print_check_output(check_PATH(f.bin)) unless f.keg_only?
+    print_check_output(check_non_executables(f.bin))
   end
 
   def audit_sbin
     return unless f.sbin.directory?
-    check_PATH f.sbin unless f.keg_only?
-    check_non_executables f.sbin
+    print_check_output(check_PATH(f.sbin)) unless f.keg_only?
+    print_check_output(check_non_executables(f.sbin))
   end
 
   def audit_lib
-    check_jars
-    check_non_libraries
+    print_check_output(check_jars)
+    print_check_output(check_non_libraries)
   end
 
   def audit_man
-    check_manpages
+    print_check_output(check_manpages)
   end
 
   def audit_info
-    check_infopages
+    print_check_output(check_infopages)
   end
 
   private