 
 exports.PHP5Transpiler =
 
-	block:		
-	
+	block:
+
 		'comment single line':
 			input: [
 				['comment', [1, 1], ['comment line']]
 			]
-			
+
 			expect: [['echo \'<!-- comment line -->\';']]
 
 		'comment multiple lines':
 			input: [
 				['comment', [1, 1], ['comment line 1', 'comment line 2']]
 			]
-			
+
 			expect: [[
 				'echo \'<!--\', "\\n";',
 				'echo \'comment line 1\', "\\n";',
 				'echo \'comment line 2\', "\\n";',
 				'echo \'-->\';'
 			]]
-			
+
 		'doctype':
 			input: [[
 				'comment',
 				[1,1],
 				['html5']
 			]]
-			
+
 			expect: [['echo \'<!-- html5 -->\';']]
 
 		'suppress single line':
 			input: [
 				['suppress', [1, 1], ['suppress line']]
 			]
-			
+
 			expect: [['// suppress line']]
-			
+
 		'suppress multiple lines':
 			input: [
 				['suppress', [1, 1], ['suppress line 1', 'suppress line 2']]
 			]
-			
+
 			expect: [[
 				'// suppress line 1',
 				'// suppress line 2',

					[]
				]
			]
			
		'binding of a named tuple':
			input: [
				[
					'binding', 
					[ 1, 1 ], 
					null,
					[
						'Tuple', 
						[
							[
								'Mapping',

					[]
				]
			]

		'binding of a tuple':
			input: [
				['binding', [ 1, 1 ], null,
