rename some old id to sts_hash (#402)

src/frontend/mod.rs

@@ -136,7 +136,7 @@ impl fmt::Display for MainPodBuilder {
         writeln!(f, "MainPod:")?;
         writeln!(f, "  input_main_pods:")?;
         for in_pod in &self.input_pods {
-            writeln!(f, "    - {}", in_pod.id())?;
+            writeln!(f, "    - {}", in_pod.statements_hash())?;
         }
         writeln!(f, "  statements:")?;
         for (st, op) in self.statements.iter().zip_eq(self.operations.iter()) {
@@ -662,25 +662,9 @@ impl fmt::Display for MainPod {
 }
 
 impl MainPod {
-    pub fn id(&self) -> Hash {
+    pub fn statements_hash(&self) -> Hash {
         self.pod.statements_hash()
     }
-
-    /// Returns the value of a Equal statement with self id that defines key if it exists.
-    pub fn get(&self, key: impl Into<Key>) -> Option<Value> {
-        let key: Key = key.into();
-        self.public_statements
-            .iter()
-            .find_map(|st| match st {
-                Statement::Equal(ValueRef::Key(ak), ValueRef::Literal(value))
-                    if ak.root == self.id() && ak.key.hash() == key.hash() =>
-                {
-                    Some(value)
-                }
-                _ => None,
-            })
-            .cloned()
-    }
 }
 
 struct MainPodCompilerInputs<'a> {

src/frontend/serialization.rs

@@ -13,15 +13,15 @@ use crate::{
 pub struct SerializedMainPod {
     params: Params,
     pod_type: (usize, String),
-    id: Hash,
+    sts_hash: Hash,
     vd_set: VDSet,
     public_statements: Vec<Statement>,
     data: serde_json::Value,
 }
 
 impl SerializedMainPod {
-    pub fn id(&self) -> Hash {
-        self.id
+    pub fn statements_hash(&self) -> Hash {
+        self.sts_hash
     }
 }
 
@@ -31,7 +31,7 @@ impl From<MainPod> for SerializedMainPod {
         let data = pod.pod.serialize_data();
         SerializedMainPod {
             pod_type: (pod_type, pod_type_name_str.to_string()),
-            id: pod.id(),
+            sts_hash: pod.statements_hash(),
             vd_set: pod.pod.vd_set().clone(),
             params: pod.params.clone(),
             public_statements: pod.pod.pub_statements(),
@@ -47,7 +47,7 @@ impl TryFrom<SerializedMainPod> for MainPod {
         let pod = deserialize_pod(
             serialized.pod_type.0,
             serialized.params.clone(),
-            serialized.id,
+            serialized.sts_hash,
             serialized.vd_set,
             serialized.data,
         )?;