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|
// Test while expressions.
---
// Should output `2 4 6 8 10`.
#let i = 0
#while i < 10 [
{ i += 2 }
#i
]
// Should output `Hi`.
#let iter = true
#while iter {
iter = false
"Hi."
}
#while false {
dont-care
}
---
// Value of while loops.
// Ref: false
#test(while false {}, none)
#let i = 0
#test(type(while i < 1 [{ i += 1 }]), "template")
---
// Ref: false
// Condition must be boolean.
// Error: 8-14 expected boolean, found template
#while [nope] [nope]
// Make sure that we don't complain twice.
// Error: 8-15 unknown variable
#while nothing {}
// Errors taint everything.
#let i = 0
#test(error, while i < 10 {
i += 1
if i < 5 [nope] else { error }
})
#test(i, 10)
---
// Error: 7 expected expression
#while
// Error: 7 expected expression
{while}
// Error: 9 expected body
#while x
// Should output `x`.
// Error: 7 expected expression
#while
x {}
// Should output `something`.
// Error: 9 expected body
#while x something
|
