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
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
use std::path::{Path, PathBuf};
use sylt::run_file;
mod linked;
struct Args {
file: Option<PathBuf>,
print: bool,
}
macro_rules! link {
([ $( $ident:tt ),* ]) => {
vec![
$( (stringify!($ident).to_string(), $ident), )*
]
}
}
sylt_macro::extern_function!(
extern_test
[sylt::Value::Float(x), sylt::Value::Float(y)] -> sylt::Type::Float => {
Ok(sylt::Value::Float(x + y))
},
[sylt::Value::Float(x)] -> sylt::Type::Float => {
Ok(sylt::Value::Float(*x))
},
);
fn main() {
let args = parse_args();
let file = args.file.unwrap_or_else(|| Path::new("progs/tests/simple.sy").to_owned());
println!("{:?}", sylt_macro::links!());
let errs = match run_file(&file, args.print, vec![]) {
Err(it) => it,
_ => return,
};
for err in errs.iter() {
println!("{}", err);
}
println!(" {} errors occured.", errs.len());
}
fn parse_args() -> Args {
let mut args = Args {
file: None,
print: false,
};
for s in std::env::args().skip(1) {
let path = Path::new(&s).to_owned();
if path.is_file() {
args.file = Some(path);
} else if "-p" == s {
args.print = true;
} else {
eprintln!("Invalid argument {}.", s);
}
};
args
}
|
