File: fnmut.rs

package info (click to toggle)
firefox 144.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,637,504 kB
  • sloc: cpp: 7,576,692; javascript: 6,430,831; ansic: 3,748,119; python: 1,398,978; xml: 628,810; asm: 438,679; java: 186,194; sh: 63,212; makefile: 19,159; objc: 13,086; perl: 12,986; yacc: 4,583; cs: 3,846; pascal: 3,448; lex: 1,720; ruby: 1,003; exp: 762; php: 436; lisp: 258; awk: 247; sql: 66; sed: 53; csh: 10
file content (39 lines) | stat: -rw-r--r-- 653 bytes parent folder | download | duplicates (62) 
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
 
use nom::{
  bytes::complete::tag,
  multi::{many0, many0_count},
};

#[test]
fn parse() {
  let mut counter = 0;

  let res = {
    let mut parser = many0::<_, _, (), _>(|i| {
      counter += 1;
      tag("abc")(i)
    });

    parser("abcabcabcabc").unwrap()
  };

  println!("res: {:?}", res);
  assert_eq!(counter, 5);
}

#[test]
fn accumulate() {
  let mut v = Vec::new();

  let (_, count) = {
    let mut parser = many0_count::<_, _, (), _>(|i| {
      let (i, o) = tag("abc")(i)?;
      v.push(o);
      Ok((i, ()))
    });
    parser("abcabcabcabc").unwrap()
  };

  println!("v: {:?}", v);
  assert_eq!(count, 4);
  assert_eq!(v.len(), 4);
}