Function compute_field_diffs

nodedb/src/event/field_diff.rs:147–151

Compute field-level diffs between two JSON objects. Returns an empty Vec if both values are identical or if either is not an object (non-objects are opaque — we can't produce field-level diffs).

(old: &serde_json::Value, new: &serde_json::Value)

/// Returns an empty Vec if both values are identical or if either is not
/// an object (non-objects are opaque — we can't produce field-level diffs).
pub fn compute_field_diffs(old: &serde_json::Value, new: &serde_json::Value) -> Vec<FieldDiff> {
    let mut diffs = Vec::new();
    diff_values(&mut diffs, "", old, new);
    diffs
}

/// Recursive diff of two JSON values at a given path prefix.
fn diff_values(