`while cond {...} otherwise {...}`
```vk
outer: loop {
if c1 {
break; // break 'outer
}
if c2 {
continue; // continue 'outer
}
if c3 {
return;
}
inner: loop {
if c4 {
break 'outer;
}
if c5 {
continue 'outer;
}
if c6 {
return;
}
if c7 {
break; // break 'inner
}
if c8 {
continue; // continue 'inner
}
if c9 {
return;
}
"inner-continuation"
}
"outer-continuation"
}
"function-continuation"
```
```vk
// promotion local variable here!!
let outer_continue = || {
if c1 {
outer_break()
}
if c2 {
outer_continue();
}
if c3 {
return;
}
inner: loop {
if c4 {
outer_break()
}
if c5 {
outer_continue()
}
if c6 {
return;
}
if c7 {
break; // break 'inner
}
if c8 {
continue; // continue 'inner
}
if c9 {
return;
}
"inner-continuation"
}
"outer-continuation"
}
let outer_break = || {
"function-continuation"
}
```
```vk
// promotion local variable here!!
let outer_continue = || {
if c1 {
outer_break()
}
if c2 {
outer_continue();
}
if c3 {
return;
}
inner_continue()
}
let outer_break = || {
"function-continuation"
}
let inner_continue = || {
if c4 {
outer_break()
}
if c5 {
outer_continue()
}
if c6 {
return;
}
if c7 {
inner_break()
}
if c8 {
inner_continue()
}
if c9 {
return;
}
}
let inner_break = || {
"outer-continuation"
}
```