simple-json-parser 0.0.5

No allocation JSON key value parser with comment support
Documentation 
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use simple_json_parser::{parse_with_exit_signal, JSONKey, RootJSONValue};

#[test]
fn at_end_of_value() {
    // For example
    let source =
        r#"<script id="data" type="application/json">{"org": 10, "items":["one"]}</script>"#;
    let source = source
        .strip_prefix(r#"<script id="data" type="application/json">"#)
        .unwrap();

    let mut values = 2;
    let result = parse_with_exit_signal(
        source,
        |keys, value| {
            values -= 1;
            if let &[JSONKey::Slice("org")] = keys {
                assert_eq!(value, RootJSONValue::Number("10"));
            } else if let &[JSONKey::Slice("items"), JSONKey::Index(0)] = keys {
                assert_eq!(value, RootJSONValue::String("one"));
            } else {
                panic!("Unknown value {keys:?}");
            }
            false
        },
        true,
        true,
    )
    .unwrap();

    assert_eq!(values, 0);
    assert_eq!(&source[result..], "</script>");
}

#[test]
fn at_found_value() {
    // For example
    let source = r#"{"org": 10, "items":[4, { "name": "Ben" }, 6]}"#;

    let mut values = 2;
    let result = parse_with_exit_signal(
        source,
        |keys, value| {
            if let &[JSONKey::Slice("items"), JSONKey::Index(1), JSONKey::Slice("name")] = keys {
                assert_eq!(value, RootJSONValue::String("Ben"));
                true
            } else {
                values -= 1;
                false
            }
        },
        true,
        true,
    )
    .unwrap();

    assert_eq!(values, 0);
    assert_eq!(&source[result..], " }, 6]}");
}