leetgo_rs/
parse.rs

1use anyhow::{bail, Result};
2use serde::{Deserialize, Serialize};
3use serde_json::Value;
4
5pub fn deserialize<'de, T: Deserialize<'de>>(s: &'de str) -> Result<T> {
6    let res: T = serde_json::from_str(s)?;
7    Ok(res)
8}
9
10pub fn serialize<T: Serialize>(v: T) -> Result<String> {
11    let res = serde_json::to_string(&v)?;
12    Ok(res)
13}
14
15pub fn split_array(raw: &str) -> Result<Vec<String>> {
16    let trimmed = raw.trim();
17
18    if trimmed.len() <= 1 || !trimmed.starts_with('[') || !trimmed.ends_with(']') {
19        bail!("invalid array: {}", trimmed);
20    }
21
22    let splits: Vec<Value> = serde_json::from_str(trimmed)?;
23    let res: Vec<String> = splits.iter().map(|v| v.to_string()).collect();
24    Ok(res)
25}
26
27#[cfg(test)]
28mod tests {
29    use super::*;
30
31    #[test]
32    fn test_split_array() {
33        let test_cases = vec![
34            ("[]", vec![]),
35            ("[1]", vec!["1"]),
36            (r#"["a", "b"]"#, vec![r#""a""#, r#""b""#]),
37            ("[1, 2, 3]", vec!["1", "2", "3"]),
38            (r#"[1, "a", null, true, false]"#, vec!["1", r#""a""#, "null", "true", "false"]),
39            ("[1, [2, 3], 4]", vec!["1", "[2,3]", "4"]),
40            ("   [1, 2]  ", vec!["1", "2"]),
41        ];
42
43        for (input, expected) in test_cases {
44            let result = split_array(input);
45            match result {
46                Ok(res) => assert_eq!(res, expected),
47                Err(_) => panic!("Test failed for input: {}", input),
48            }
49        }
50    }
51}