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-rw-r--r--railties/lib/rails/generators/base.rb41
1 files changed, 40 insertions, 1 deletions
diff --git a/railties/lib/rails/generators/base.rb b/railties/lib/rails/generators/base.rb
index a650c52626..5523a3f659 100644
--- a/railties/lib/rails/generators/base.rb
+++ b/railties/lib/rails/generators/base.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
begin
require "thor/group"
rescue LoadError
@@ -16,6 +18,9 @@ module Rails
include Thor::Actions
include Rails::Generators::Actions
+ class_option :skip_namespace, type: :boolean, default: false,
+ desc: "Skip namespace (affects only isolated applications)"
+
add_runtime_options!
strict_args_position!
@@ -215,7 +220,7 @@ module Rails
# Returns the base root for a common set of generators. This is used to dynamically
# guess the default source root.
def self.base_root
- File.dirname(__FILE__)
+ __dir__
end
# Cache source root and add lib/generators/base/generator/templates to
@@ -271,6 +276,40 @@ module Rails
end
end
+ # Wrap block with namespace of current application
+ # if namespace exists and is not skipped
+ def module_namespacing(&block) # :doc:
+ content = capture(&block)
+ content = wrap_with_namespace(content) if namespaced?
+ concat(content)
+ end
+
+ def indent(content, multiplier = 2) # :doc:
+ spaces = " " * multiplier
+ content.each_line.map { |line| line.blank? ? line : "#{spaces}#{line}" }.join
+ end
+
+ def wrap_with_namespace(content) # :doc:
+ content = indent(content).chomp
+ "module #{namespace.name}\n#{content}\nend\n"
+ end
+
+ def namespace # :doc:
+ Rails::Generators.namespace
+ end
+
+ def namespaced? # :doc:
+ !options[:skip_namespace] && namespace
+ end
+
+ def namespace_dirs
+ @namespace_dirs ||= namespace.name.split("::").map(&:underscore)
+ end
+
+ def namespaced_path # :doc:
+ @namespaced_path ||= namespace_dirs.join("/")
+ end
+
# Use Rails default banner.
def self.banner # :doc:
"rails generate #{namespace.sub(/^rails:/, '')} #{arguments.map(&:usage).join(' ')} [options]".gsub(/\s+/, " ")