#.require. clr
# chk for leakage from backends.
# Collision or bad typing for variables named using BackEnd (system) namespaces
class BE
	def main
		java = 'java in a string'  # not confused with 'java.lang....' namespace
		#print java
		#print java.typeOf
		assert java.typeOf == System.String
		
		# objc is already a reserved keyword
		#objc = 'objcStr'
		#print objc
		#print objc.typeOf
		#assert objc.typeOf == 'System.String'
		
		objectC = 91
		#print objectC
		#print objectC.typeOf
		assert objectC.typeOf == System.Int32
	
		.objc1
		
	def objc1
		objectc = false
		#print objectc
		#print objectc.typeOf
		assert objectc.typeOf == System.Boolean