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config/file/format/
toml.rs

1use std::error::Error;
2
3use crate::map::Map;
4use crate::value::Value;
5
6pub(crate) fn parse(
7    uri: Option<&String>,
8    text: &str,
9) -> Result<Map<String, Value>, Box<dyn Error + Send + Sync>> {
10    // Parse a TOML value from the provided text
11    let table = from_toml_table(uri, toml::from_str(text)?);
12    Ok(table)
13}
14
15fn from_toml_table(uri: Option<&String>, table: toml::Table) -> Map<String, Value> {
16    let mut m = Map::new();
17
18    for (key, value) in table {
19        m.insert(key, from_toml_value(uri, value));
20    }
21
22    m
23}
24
25fn from_toml_value(uri: Option<&String>, value: toml::Value) -> Value {
26    match value {
27        toml::Value::String(value) => Value::new(uri, value),
28        toml::Value::Float(value) => Value::new(uri, value),
29        toml::Value::Integer(value) => Value::new(uri, value),
30        toml::Value::Boolean(value) => Value::new(uri, value),
31
32        toml::Value::Table(table) => {
33            let m = from_toml_table(uri, table);
34            Value::new(uri, m)
35        }
36
37        toml::Value::Array(array) => {
38            let mut l = Vec::new();
39
40            for value in array {
41                l.push(from_toml_value(uri, value));
42            }
43
44            Value::new(uri, l)
45        }
46
47        toml::Value::Datetime(datetime) => Value::new(uri, datetime.to_string()),
48    }
49}