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
use std::collections::HashMap;
pub struct Dict {
map: HashMap<String, String>,
}
impl Dict {
pub fn new() -> Self {
Self {
map: HashMap::new()
}
}
pub fn add(&mut self, k:&str, v:&str) {
self.map.insert(k.to_string(), v.to_string());
}
pub fn get(&mut self, k:&str)->Option<&String> {
return self.map.get(k);
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn dict_test() {
let mut e2c = Dict::new();
e2c.add("a", "一隻");
e2c.add("dog", "狗");
e2c.add("cat", "貓");
e2c.add("chase", "追");
e2c.add("bite", "咬");
assert!(e2c.get("cat") != None);
assert!(e2c.get("xxx") == None);
}
}