raw strings with r'raw'

vlib/builtin/array_test.v

@@ -284,6 +284,6 @@ fn test_multi() {
 	assert a[0][2] == 3
 	assert a[1][2] == 6
 	// TODO
-	//b :=  [ [[1,2,3],[4,5,6]], [[1,2]] ]
-	//assert b[0][0][0] == 1
+	b :=  [ [[1,2,3],[4,5,6]], [[1,2]] ]
+	assert b[0][0][0] == 1
 }	

vlib/builtin/string_test.v

@@ -464,3 +464,10 @@ fn test_repeat() {
 	s := 'V! '
 	assert s.repeat(5) == 'V! V! V! V! V! '
 }
+
+fn test_raw() {
+	raw := r'raw\nstring'
+	lines := raw.split('\n')
+	assert lines.len == 1
+	println('raw string: "$raw"')
+}