gitql_core/values/
converters.rs

1use crate::values::boolean::BoolValue;
2use crate::values::date::DateValue;
3use crate::values::datetime::DateTimeValue;
4use crate::values::null::NullValue;
5use crate::values::time::TimeValue;
6use crate::values::Value;
7
8pub fn string_literal_to_time(literal: &str) -> Box<dyn Value> {
9    Box::new(TimeValue {
10        value: literal.to_string(),
11    })
12}
13
14pub fn string_literal_to_date(literal: &str) -> Box<dyn Value> {
15    let date_time = chrono::NaiveDate::parse_from_str(literal, "%Y-%m-%d").ok();
16    let timestamp = if let Some(date) = date_time {
17        let zero_time = chrono::NaiveTime::from_hms_opt(0, 0, 0).unwrap();
18        date.and_time(zero_time).and_utc().timestamp()
19    } else {
20        0
21    };
22
23    Box::new(DateValue { timestamp })
24}
25
26pub fn string_literal_to_date_time(literal: &str) -> Box<dyn Value> {
27    let date_time_format = if literal.contains('.') {
28        "%Y-%m-%d %H:%M:%S%.3f"
29    } else {
30        "%Y-%m-%d %H:%M:%S"
31    };
32
33    let date_time = chrono::NaiveDateTime::parse_from_str(literal, date_time_format);
34    if date_time.is_err() {
35        return Box::new(DateTimeValue { value: 0 });
36    }
37
38    let timestamp = date_time.ok().unwrap().and_utc().timestamp();
39    Box::new(DateTimeValue { value: timestamp })
40}
41
42pub fn string_literal_to_boolean(literal: &str) -> Box<dyn Value> {
43    match literal {
44        // True values literal
45        "t" => Box::new(BoolValue::new_true()),
46        "true" => Box::new(BoolValue::new_true()),
47        "y" => Box::new(BoolValue::new_true()),
48        "yes" => Box::new(BoolValue::new_true()),
49        "1" => Box::new(BoolValue::new_true()),
50        // False values literal
51        "f" => Box::new(BoolValue::new_false()),
52        "false" => Box::new(BoolValue::new_false()),
53        "n" => Box::new(BoolValue::new_false()),
54        "no" => Box::new(BoolValue::new_false()),
55        "0" => Box::new(BoolValue::new_false()),
56        // Invalid value, must be unreachable
57        _ => Box::new(NullValue),
58    }
59}
gitql_core/values/converters.rs

gitql_core/values/
converters.rs
