lil-json 0.1.7

serialize & deserialize JSON in no_std
Documentation 
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use lil_json::{ArrayJsonObject, AllocEscapeBuffer, JsonField, JsonValue};

fn main() {
    const SERIALIZED_DATA: &[u8] = br#"{"some_string_key":"some_string_value"}"#;

    let mut infinite_escape_buffer = AllocEscapeBuffer::new();
    let mut json_object = ArrayJsonObject::<1>::new();
    // parse_alloc_escape uses an infinite string escape buffer
    let bytes_consumed = json_object.parse_alloc_escape(
        SERIALIZED_DATA,
        &mut infinite_escape_buffer,
    ).unwrap();
    assert_eq!(SERIALIZED_DATA.len(), bytes_consumed);
    let parsed_fields = json_object.fields();
    assert_eq!(1, parsed_fields.len());
    assert_eq!(JsonField::new("some_string_key", JsonValue::String("some_string_value")), parsed_fields[0]);
}