Promote Exception2MessageMapper to Default gems.

* lib/e2mmap.gemspec: Added initial gemspec.
  * lib/e2mmap/version.rb: Added Exception2MessageMapper::VERSION for gemspec.
  * tool/sync_default_gems.rb: Support Exception2MessageMapper.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64046 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/e2mmap.gemspec

@@ -0,0 +1,21 @@
+require_relative "e2mmap/version"
+
+Gem::Specification.new do |spec|
+  spec.name          = "e2mmap"
+  spec.version       = Exception2MessageMapper::VERSION
+  spec.authors       = ["Keiju ISHITSUKA"]
+  spec.email         = ["keiju@ruby-lang.org"]
+
+  spec.summary       = %q{Module for defining custom exceptions with specific messages.}
+  spec.description   = %q{Module for defining custom exceptions with specific messages.}
+  spec.homepage      = "https://github.com/ruby/e2mmap"
+  spec.license       = "BSD-2-Clause"
+
+  spec.files         = [".gitignore", "Gemfile", "LICENSE.txt", "README.md", "Rakefile", "bin/console", "bin/setup", "e2mmap.gemspec", "lib/e2mmap.rb", "lib/e2mmap/version.rb"]
+  spec.bindir        = "exe"
+  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
+  spec.require_paths = ["lib"]
+
+  spec.add_development_dependency "bundler", "~> 1.16"
+  spec.add_development_dependency "rake", "~> 10.0"
+end

lib/e2mmap/version.rb

@@ -0,0 +1,3 @@
+module Exception2MessageMapper
+  VERSION = "0.1.0"
+end

tool/sync_default_gems.rb

@@ -33,6 +33,7 @@
 # * https://github.com/ruby/shell
 # * https://github.com/ruby/forwardable
 # * https://github.com/ruby/thwait
+# * https://github.com/ruby/e2mmap
 #
 
 $repositories = {
@@ -68,7 +69,8 @@ $repositories = {
   tracer: 'ruby/tracer',
   shell: 'ruby/shell',
   forwardable: "ruby/forwardable",
-  thwait: "ruby/thwait"
+  thwait: "ruby/thwait",
+  e2mmap: "ruby/e2mmap"
 }
 
 def sync_default_gems(gem)
@@ -178,6 +180,10 @@ def sync_default_gems(gem)
     `rm -rf lib/thwait*`
     `cp -rf ../thwait/lib/* lib`
     `cp -rf ../thwait/thwait.gemspec lib`
+  when "e2mmap"
+    `rm -rf lib/e2mmap*`
+    `cp -rf ../e2mmap/lib/* lib`
+    `cp -rf ../e2mmap/e2mmap.gemspec lib`
   when "strscan"
     `rm -rf ext/strscan test/strscan`
     `cp -rf ../strscan/ext/strscan ext`