type graph

1 files changed, 35 insertions, 0 deletions

diff --git a/src/assets.rs b/src/assets.rs
new file mode 100644
index 0000000..a272920
--- /dev/null
+++ b/src/assets.rs
@@ -0,0 +1,35 @@
+use crate::object::Value;
+use anyhow::Result;
+use std::collections::BTreeMap;
+
+pub enum AssetValue {
+    Value(Value),
+    Array(Vec<AssetValue>),
+    Object {
+        class: String,
+        fields: BTreeMap<String, AssetValue>,
+    },
+}
+
+impl AssetValue {
+    pub fn from_value(value: Value) -> Result<Self> {
+        Ok(match value {
+            Value::Array(elems) => Self::Array(
+                elems
+                    .into_iter()
+                    .map(|e| AssetValue::from_value(e))
+                    .collect::<Result<Vec<_>>>()?,
+            ),
+            Value::Object { class, fields } => match class.as_str() {
+                _ => Self::Object {
+                    class,
+                    fields: fields
+                        .into_iter()
+                        .map(|(k, v)| Ok((k, AssetValue::from_value(v)?)))
+                        .collect::<Result<BTreeMap<_, _>>>()?,
+                },
+            },
+            x => Self::Value(x),
+        })
+    }
+}