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extern crate toml;
extern crate serde_json;
use toml::Value as Toml;
use serde_json::Value as Json;
fn to_json(toml: toml::Value) -> Json {
fn doit(s: &str, json: Json) -> Json {
let mut map = serde_json::Map::new();
map.insert("type".to_string(), Json::String(s.to_string()));
map.insert("value".to_string(), json);
Json::Object(map)
}
match toml {
Toml::String(s) => doit("string", Json::String(s)),
Toml::Integer(i) => doit("integer", Json::String(i.to_string())),
Toml::Float(f) => doit("float", Json::String({
let s = format!("{:.15}", f);
let s = format!("{}", s.trim_right_matches('0'));
if s.ends_with('.') {format!("{}0", s)} else {s}
})),
Toml::Boolean(b) => doit("bool", Json::String(format!("{}", b))),
Toml::Datetime(s) => doit("datetime", Json::String(s.to_string())),
Toml::Array(arr) => {
let is_table = match arr.first() {
Some(&Toml::Table(..)) => true,
_ => false,
};
let json = Json::Array(arr.into_iter().map(to_json).collect());
if is_table {json} else {doit("array", json)}
}
Toml::Table(table) => {
let mut map = serde_json::Map::new();
for (k, v) in table {
map.insert(k, to_json(v));
}
Json::Object(map)
}
}
}
fn run(toml: &str, json: &str) {
println!("parsing:\n{}", toml);
let toml: Toml = toml.parse().unwrap();
let json: Json = json.parse().unwrap();
// Assert toml == json
let toml_json = to_json(toml.clone());
assert!(json == toml_json,
"expected\n{}\ngot\n{}\n",
serde_json::to_string_pretty(&json).unwrap(),
serde_json::to_string_pretty(&toml_json).unwrap());
// Assert round trip
println!("round trip parse: {}", toml);
let toml2 = toml.to_string().parse().unwrap();
assert_eq!(toml, toml2);
}
macro_rules! test( ($name:ident, $toml:expr, $json:expr) => (
#[test]
fn $name() { run($toml, $json); }
) );
test!(array_empty,
include_str!("valid/array-empty.toml"),
include_str!("valid/array-empty.json"));
test!(array_nospaces,
include_str!("valid/array-nospaces.toml"),
include_str!("valid/array-nospaces.json"));
test!(arrays_hetergeneous,
include_str!("valid/arrays-hetergeneous.toml"),
include_str!("valid/arrays-hetergeneous.json"));
test!(arrays,
include_str!("valid/arrays.toml"),
include_str!("valid/arrays.json"));
test!(arrays_nested,
include_str!("valid/arrays-nested.toml"),
include_str!("valid/arrays-nested.json"));
test!(empty,
include_str!("valid/empty.toml"),
include_str!("valid/empty.json"));
test!(bool,
include_str!("valid/bool.toml"),
include_str!("valid/bool.json"));
test!(datetime,
include_str!("valid/datetime.toml"),
include_str!("valid/datetime.json"));
test!(example,
include_str!("valid/example.toml"),
include_str!("valid/example.json"));
test!(float,
include_str!("valid/float.toml"),
include_str!("valid/float.json"));
test!(implicit_and_explicit_after,
include_str!("valid/implicit-and-explicit-after.toml"),
include_str!("valid/implicit-and-explicit-after.json"));
test!(implicit_and_explicit_before,
include_str!("valid/implicit-and-explicit-before.toml"),
include_str!("valid/implicit-and-explicit-before.json"));
test!(implicit_groups,
include_str!("valid/implicit-groups.toml"),
include_str!("valid/implicit-groups.json"));
test!(integer,
include_str!("valid/integer.toml"),
include_str!("valid/integer.json"));
test!(key_equals_nospace,
include_str!("valid/key-equals-nospace.toml"),
include_str!("valid/key-equals-nospace.json"));
test!(key_space,
include_str!("valid/key-space.toml"),
include_str!("valid/key-space.json"));
test!(key_special_chars,
include_str!("valid/key-special-chars.toml"),
include_str!("valid/key-special-chars.json"));
test!(key_with_pound,
include_str!("valid/key-with-pound.toml"),
include_str!("valid/key-with-pound.json"));
test!(long_float,
include_str!("valid/long-float.toml"),
include_str!("valid/long-float.json"));
test!(long_integer,
include_str!("valid/long-integer.toml"),
include_str!("valid/long-integer.json"));
test!(multiline_string,
include_str!("valid/multiline-string.toml"),
include_str!("valid/multiline-string.json"));
test!(raw_multiline_string,
include_str!("valid/raw-multiline-string.toml"),
include_str!("valid/raw-multiline-string.json"));
test!(raw_string,
include_str!("valid/raw-string.toml"),
include_str!("valid/raw-string.json"));
test!(string_empty,
include_str!("valid/string-empty.toml"),
include_str!("valid/string-empty.json"));
test!(string_escapes,
include_str!("valid/string-escapes.toml"),
include_str!("valid/string-escapes.json"));
test!(string_simple,
include_str!("valid/string-simple.toml"),
include_str!("valid/string-simple.json"));
test!(string_with_pound,
include_str!("valid/string-with-pound.toml"),
include_str!("valid/string-with-pound.json"));
test!(table_array_implicit,
include_str!("valid/table-array-implicit.toml"),
include_str!("valid/table-array-implicit.json"));
test!(table_array_many,
include_str!("valid/table-array-many.toml"),
include_str!("valid/table-array-many.json"));
test!(table_array_nest,
include_str!("valid/table-array-nest.toml"),
include_str!("valid/table-array-nest.json"));
test!(table_array_one,
include_str!("valid/table-array-one.toml"),
include_str!("valid/table-array-one.json"));
test!(table_empty,
include_str!("valid/table-empty.toml"),
include_str!("valid/table-empty.json"));
test!(table_sub_empty,
include_str!("valid/table-sub-empty.toml"),
include_str!("valid/table-sub-empty.json"));
test!(table_whitespace,
include_str!("valid/table-whitespace.toml"),
include_str!("valid/table-whitespace.json"));
test!(table_with_pound,
include_str!("valid/table-with-pound.toml"),
include_str!("valid/table-with-pound.json"));
test!(unicode_escape,
include_str!("valid/unicode-escape.toml"),
include_str!("valid/unicode-escape.json"));
test!(unicode_literal,
include_str!("valid/unicode-literal.toml"),
include_str!("valid/unicode-literal.json"));
test!(hard_example,
include_str!("valid/hard_example.toml"),
include_str!("valid/hard_example.json"));
test!(example2,
include_str!("valid/example2.toml"),
include_str!("valid/example2.json"));
test!(example3,
include_str!("valid/example-v0.3.0.toml"),
include_str!("valid/example-v0.3.0.json"));
test!(example4,
include_str!("valid/example-v0.4.0.toml"),
include_str!("valid/example-v0.4.0.json"));
test!(example_bom,
include_str!("valid/example-bom.toml"),
include_str!("valid/example.json"));
|
