blob: 713c8fa8e940b4d8eb270d55cc817c7148d62b5d (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
# example program: maintain multiple counters with isolated lexical scopes
# (spaces)
recipe new-counter [
default-space:address:array:location <- new location:type, 30:literal
n:number <- next-ingredient
reply default-space:address:array:location
]
recipe increment-counter [
new-default-space
0:address:array:location/names:new-counter <- next-ingredient # setup outer space; it *must* come from 'new-counter'
x:number <- next-ingredient
n:number/space:1 <- add n:number/space:1, x:number
reply n:number/space:1
]
recipe main [
new-default-space
# counter A
a:address:array:location <- new-counter 34:literal
# counter B
b:address:array:location <- new-counter 23:literal
# increment both by 2 but in different ways
increment-counter a:address:array:location, 1:literal
b-value:number <- increment-counter b:address:array:location, 2:literal
a-value:number <- increment-counter a:address:array:location, 1:literal
# check results
$print [Contents of counters
]
# trailing space in next line is to help with syntax highlighting
$print [a: ], a-value:number, [ b: ], b-value:number, [
]
]
|