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scenario array-from-args [
run [
1:address:array:character <- new-array 0, 1, 2
2:array:character <- copy *1:address:array:character
]
memory-should-contain [
2 <- 3 # array length
3 <- 0
4 <- 1
5 <- 2
]
]
# create an array out of a list of scalar args
recipe new-array [
local-scope
capacity:number <- copy 0
{
# while read curr-value
curr-value:character, exists?:boolean <- next-ingredient
break-unless exists?
capacity <- add capacity, 1
loop
}
result:address:array:character <- new character:type, capacity
rewind-ingredients
i:number <- copy 0
{
# while read curr-value
done?:boolean <- greater-or-equal i, capacity
break-if done?
curr-value:character, exists?:boolean <- next-ingredient
assert exists?, [error in rewinding ingredients to new-array]
tmp:address:character <- index-address *result, i
*tmp <- copy curr-value
i <- add i, 1
loop
}
reply result
]
|