Module: Safe

Defined in:
lib/tdiary/core_ext.rb

Overview

Safe module

Class Method Summary collapse

Class Method Details

.safe(level = 4) ⇒ Object 



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# File 'lib/tdiary/core_ext.rb', line 112

def safe( level = 4 )
	result = nil
	if $SAFE < level then
		Proc.new {
			begin
				$SAFE = level
			rescue ArgumentError
				# $SAFE=4 was removed from Ruby 2.1.0.
			ensure
				result = yield
			end
		}.call
	else
		result = yield
	end
	result
end