1 #[derive(Copy, Clone)]
2 pub struct Decoder;
3
4 impl toml_test_harness::Decoder for Decoder {
name(&self) -> &str5 fn name(&self) -> &str {
6 "toml_edit"
7 }
8
decode(&self, data: &[u8]) -> Result<toml_test_harness::Decoded, toml_test_harness::Error>9 fn decode(&self, data: &[u8]) -> Result<toml_test_harness::Decoded, toml_test_harness::Error> {
10 let data = std::str::from_utf8(data).map_err(toml_test_harness::Error::new)?;
11 let document = data
12 .parse::<toml_edit::Document>()
13 .map_err(toml_test_harness::Error::new)?;
14 document_to_decoded(&document)
15 }
16 }
17
document_to_decoded( value: &toml_edit::Document, ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error>18 fn document_to_decoded(
19 value: &toml_edit::Document,
20 ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error> {
21 table_to_decoded(value)
22 }
23
item_to_decoded( value: &toml_edit::Item, ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error>24 fn item_to_decoded(
25 value: &toml_edit::Item,
26 ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error> {
27 match value {
28 toml_edit::Item::None => unreachable!("No nones"),
29 toml_edit::Item::Value(v) => value_to_decoded(v),
30 toml_edit::Item::Table(v) => table_to_decoded(v),
31 toml_edit::Item::ArrayOfTables(v) => {
32 let v: Result<_, toml_test_harness::Error> = v.iter().map(table_to_decoded).collect();
33 Ok(toml_test_harness::Decoded::Array(v?))
34 }
35 }
36 }
37
value_to_decoded( value: &toml_edit::Value, ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error>38 fn value_to_decoded(
39 value: &toml_edit::Value,
40 ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error> {
41 match value {
42 toml_edit::Value::Integer(v) => Ok(toml_test_harness::Decoded::Value(
43 toml_test_harness::DecodedValue::from(*v.value()),
44 )),
45 toml_edit::Value::String(v) => Ok(toml_test_harness::Decoded::Value(
46 toml_test_harness::DecodedValue::from(v.value()),
47 )),
48 toml_edit::Value::Float(v) => Ok(toml_test_harness::Decoded::Value(
49 toml_test_harness::DecodedValue::from(*v.value()),
50 )),
51 toml_edit::Value::Datetime(v) => {
52 let v = v.value();
53 let value = v.to_string();
54 let value = match (v.date.is_some(), v.time.is_some(), v.offset.is_some()) {
55 (true, true, true) => toml_test_harness::DecodedValue::Datetime(value),
56 (true, true, false) => toml_test_harness::DecodedValue::DatetimeLocal(value),
57 (true, false, false) => toml_test_harness::DecodedValue::DateLocal(value),
58 (false, true, false) => toml_test_harness::DecodedValue::TimeLocal(value),
59 _ => unreachable!("Unsupported case"),
60 };
61 Ok(toml_test_harness::Decoded::Value(value))
62 }
63 toml_edit::Value::Boolean(v) => Ok(toml_test_harness::Decoded::Value(
64 toml_test_harness::DecodedValue::from(*v.value()),
65 )),
66 toml_edit::Value::Array(v) => {
67 let v: Result<_, toml_test_harness::Error> = v.iter().map(value_to_decoded).collect();
68 Ok(toml_test_harness::Decoded::Array(v?))
69 }
70 toml_edit::Value::InlineTable(v) => inline_table_to_decoded(v),
71 }
72 }
73
table_to_decoded( value: &toml_edit::Table, ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error>74 fn table_to_decoded(
75 value: &toml_edit::Table,
76 ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error> {
77 let table: Result<_, toml_test_harness::Error> = value
78 .iter()
79 .map(|(k, v)| {
80 let k = k.to_owned();
81 let v = item_to_decoded(v)?;
82 Ok((k, v))
83 })
84 .collect();
85 Ok(toml_test_harness::Decoded::Table(table?))
86 }
87
inline_table_to_decoded( value: &toml_edit::InlineTable, ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error>88 fn inline_table_to_decoded(
89 value: &toml_edit::InlineTable,
90 ) -> Result<toml_test_harness::Decoded, toml_test_harness::Error> {
91 let table: Result<_, toml_test_harness::Error> = value
92 .iter()
93 .map(|(k, v)| {
94 let k = k.to_owned();
95 let v = value_to_decoded(v)?;
96 Ok((k, v))
97 })
98 .collect();
99 Ok(toml_test_harness::Decoded::Table(table?))
100 }
101