Restore support for ruby-1.8.6, fixes #34

Author: mpapis

lib/executable-hooks/regenerate_binstubs_command.rb

@@ -91,7 +91,7 @@ def try_to_fix_binstubs(spec, executables, wrapper_name)
     return false if executable_paths.include?(nil) # not found
     executable_shebangs =
     executable_paths.map do |path|
-      [path, File.readlines(path).map(&:chomp)]
+      [path, File.readlines(path).map{|l|l.chomp}]
     end
     return false if executable_shebangs.detect{|path, lines| !(lines[0] =~ /^#!\//) }
     puts "#{spec.name} #{spec.version}"

lib/rubygems_plugin.rb

@@ -13,7 +13,7 @@
 
   # Set the custom_shebang if user did not set one
   Gem.pre_install do |gem_installer|
-    options = if gem_installer.methods.map(&:to_s).include?('options')
+    options = if gem_installer.methods.map{|m|m.to_s}.include?('options')
       gem_installer.options
     end
     ExecutableHooks::Wrapper.new(options).install