ci: fix broken tests after 322eb81

doc/docs.md

@@ -5564,7 +5564,7 @@ cause a panic.
 ```v
 struct Node {
 	a &Node
-	b &Node = 0 // Auto-initialized to nil, use with caution!
+	b &Node = unsafe { nil } // Auto-initialized to nil, use with caution!
 }
 
 // Reference fields must be initialized unless an initial value is declared.

vlib/gg/testdata/tweak_circles.vv

@@ -5,7 +5,7 @@ import gx
 
 struct App {
 mut:
-	gg     &gg.Context = 0
+	gg     &gg.Context = unsafe { nil }
 	radius f64 = 10.0
 }
 
@@ -43,7 +43,7 @@ fn on_event(e &gg.Event, mut app App) {
 fn frame(mut app App) {
 	app.gg.begin()
 	app.gg.draw_circle_empty(150, 150, f32(app.radius), gx.blue)
-	app.gg.draw_text(20, 20, 'radius: $app.radius')
+	app.gg.draw_text(20, 20, 'radius: ${app.radius}')
 	//	app.gg.draw_text(20, 50, 'circle_segment_size: $circle_segment_size')
 	app.gg.end()
 }

vlib/term/ui/README.md

@@ -9,7 +9,7 @@ import term.ui as tui
 
 struct App {
 mut:
-	tui &tui.Context = 0
+	tui &tui.Context = unsafe { nil }
 }
 
 fn event(e &tui.Event, x voidptr) {

vlib/v/tests/generic_fn_assign_generics_struct_test.v

@@ -30,7 +30,7 @@ fn test_generics_assign_generics_struct() {
 struct Node[T] {
 pub mut:
 	val  T
-	next &Node[T] = 0
+	next &Node[T] = unsafe { nil }
 }
 
 fn new[T]() &Node[T] {

vlib/v/tests/generics_return_generics_struct_test.v

@@ -128,7 +128,7 @@ fn test_generics_return_generic_struct_from_fn() {
 struct ListNode[T] {
 pub mut:
 	val  T
-	next &ListNode[T] = 0
+	next &ListNode[T] = unsafe { nil }
 }
 
 fn (mut node ListNode[T]) test() &ListNode[T] {

vlib/v/tests/generics_struct_free_test.v

@@ -1,12 +1,12 @@
 struct List[T] {
 pub mut:
-	head &ListNode[T] = 0
+	head &ListNode[T] = unsafe { nil }
 }
 
 struct ListNode[T] {
 pub mut:
 	value T
-	next  &ListNode[T] = 0
+	next  &ListNode[T] = unsafe { nil }
 }
 
 fn list_new[T]() List[T] {

vlib/v/tests/generics_with_generics_struct_init_test.v

@@ -8,7 +8,7 @@ mut:
 struct ListNode[T] {
 mut:
 	val  T
-	next &ListNode[T] = 0
+	next &ListNode[T] = unsafe { nil }
 }
 
 fn create[T](arr []T) &List[T] {

vlib/v/tests/generics_with_nested_generic_struct_init_test.v

@@ -10,13 +10,13 @@ fn test_nested_generic_struct_init() {
 
 struct List[T] {
 pub mut:
-	head &ListNode[T] = 0
+	head &ListNode[T] = unsafe { nil }
 }
 
 struct ListNode[T] {
 pub mut:
 	value T
-	next  &ListNode[T] = 0
+	next  &ListNode[T] = unsafe { nil }
 }
 
 pub fn list_new[T]() &List[T] {

vlib/v/tests/generics_with_variadic_generic_args_test.v

@@ -1,12 +1,12 @@
 struct Node[T] {
 mut:
 	data T
-	next &Node[T] = 0
+	next &Node[T] = unsafe { nil }
 }
 
 struct SinglyLinkedList[T] {
 mut:
-	first_node &Node[T] = 0
+	first_node &Node[T] = unsafe { nil }
 }
 
 fn init_singlylinkedlist[T](nodes ...Node[T]) SinglyLinkedList[T] {

vlib/v/tests/structs_with_voidptr_fields_can_be_printed_test.v

@@ -1,8 +1,8 @@
 struct Abc {
 mut:
 	vptr    voidptr
-	vptrptr &voidptr = 0
-	bptr    &u8      = 0
+	vptrptr &voidptr = unsafe { nil }
+	bptr    &u8      = unsafe { nil }
 	cptr    &char    = c'abcdef'
 }