67fb9f1953
This should help serializing maps where it's unknown up front whether the tables and/or values come first. Closes #142
31 lines
597 B
Rust
31 lines
597 B
Rust
#[macro_use]
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extern crate serde_derive;
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extern crate toml;
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use std::collections::HashMap;
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#[derive(Serialize)]
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struct A {
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#[serde(serialize_with = "toml::ser::tables_last")]
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vals: HashMap<&'static str, Value>,
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}
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#[derive(Serialize)]
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#[serde(untagged)]
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enum Value {
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Map(HashMap<&'static str, &'static str>),
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Int(i32),
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}
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#[test]
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fn always_works() {
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let mut a = A { vals: HashMap::new() };
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a.vals.insert("foo", Value::Int(0));
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let mut sub = HashMap::new();
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sub.insert("foo", "bar");
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a.vals.insert("bar", Value::Map(sub));
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toml::to_string(&a).unwrap();
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}
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