vfmt: fix struct init; run on struct_test.v

vlib/v/fmt/fmt.v

@@ -653,7 +653,7 @@ fn (f mut Fmt) expr(node ast.Expr) {
 				f.write('$name{}')
 			} else if it.fields.len == 0 {
 				// `Foo{1,2,3}` (short syntax )
-				f.write('{')
+				f.write('$name{')
 				for i, expr in it.exprs {
 					f.expr(expr)
 					if i < it.exprs.len - 1 {

vlib/v/parser/comptime.v

@@ -32,8 +32,8 @@ fn (p mut Parser) hash() ast.HashStmt {
                         p.cur_tok_index() - 1)
         }
         flag = flag.replace('@VROOT', vmod_file_location.vmod_folder )
-*/
 			flag = flag.replace('@VROOT', '/Users/alex/code/v/')
+*/
 		}
 		for deprecated in ['@VMOD', '@VMODULE', '@VPATH', '@VLIB_PATH'] {
 			if flag.contains(deprecated) {

vlib/v/tests/struct_test.v

@@ -65,10 +65,7 @@ fn test_empty_struct() {
 	println(d)	// != voidptr(0)
 	println('empty:')
 	println(d2)	// empty struct print
-	println(sizeof(
-	Empty
-	)
-	)	// == 0
+	println(sizeof(Empty))	// == 0
 }
 
 fn test_struct_levels() {
@@ -109,9 +106,9 @@ u := User{'Bob',30}
 
 fn test_at() {
 	foo := Foo{
-		typ: 'test' // QTODO @type
-		//type: 'test'
+		typ: 'test'
 	}
+	// type: 'test'
 	println(foo.typ)
 }
 
@@ -255,8 +252,16 @@ struct City {
 }
 
 struct Country {
+	name    string
 	capital City
 }
 
 fn test_levels() {
+	c := Country{
+		name: 'UK'
+		capital: {
+			name: 'London'
+			population: 10
+		}
+	}
 }