Serialization maybe

.gitignore

@@ -114,3 +114,4 @@ Temporary Items
 
 # .nfs files are created when an open file is removed but is still being accessed
 .nfs*
+

Cargo.toml

@@ -7,6 +7,9 @@ edition = "2024"
 lalrpop = "0.22"
 
 [dependencies]
-petgraph = { version = "0.8" }
 regex = { version = "1.11", features = ["unicode-bool"] }
 lalrpop-util = { version = "0.22", features = ["lexer", "unicode"] }
+petgraph = { version = "0.8", features = ["serde-1"] }
+# petgraph-graphml = { version = "4" }
+serde = { version = "1", features = ["derive", "rc"] }
+serde_cbor_2 = { version = "*" }

src/examples.rs

@@ -1,12 +1,11 @@
-#![allow(dead_code)]
-
-use crate::rsprocess::structure::{RSset, RSsystem};
-use crate::rsprocess::{graph, rsdot, translator};
-use crate::rsprocess::translator::Translator;
-use crate::rsprocess::{frequency, perpetual, statistics, transitions};
+use super::rsprocess::structure::{RSset, RSsystem};
+use super::rsprocess::{graph, rsdot, translator};
+use super::rsprocess::translator::Translator;
+use super::rsprocess::{frequency, perpetual, statistics, transitions};
+use super::rsprocess::serialize;
 
 use std::env;
-use std::fs;
+use std::fs::{self, File};
 use std::io;
 use std::io::prelude::*;
 use std::rc::Rc;
@@ -322,3 +321,66 @@ pub fn adversarial() -> std::io::Result<()> {
 
     Ok(())
 }
+
+pub fn serialize() -> std::io::Result<()> {
+    let mut translator = Translator::new();
+
+    let mut path = env::current_dir()?;
+    // file to read is inside testing/
+    path = path.join("testing/adversarial.system");
+    let system = read_file(&mut translator, path, parser_system)?;
+
+    // the system needs to terminate to return
+    let graph = match graph::digraph(system) {
+        Ok(o) => o,
+        Err(e) => {
+            println!("Error computing target: {e}");
+            return Ok(());
+        }
+    };
+
+    let mut file = env::current_dir()?;
+    file = file.join("testing/adversarial.cbor");
+
+    let file = File::create(file)?;
+
+    serialize::sr(file, &graph, &translator).unwrap();
+
+    Ok(())
+}
+
+pub fn deserialize() -> std::io::Result<()> {
+    let mut path = env::current_dir()?;
+    path = path.join("testing/adversarial.cbor");
+
+    let file = File::open(path)?;
+
+    let (graph, translator) = serialize::dsr(file).unwrap();
+
+    let rc_translator = Rc::new(translator);
+
+    let old_res = Rc::new(graph.clone());
+
+    // map each value to the corresponding value we want to display
+    let graph = graph.map(
+	|id, node|
+	graph::GraphMapNodesTy::from(graph::GraphMapNodes::Entities,
+				     Rc::clone(&rc_translator)).get()(id, node)
+	    + "; " +
+	    &graph::GraphMapNodesTy::from(graph::GraphMapNodes::Context,
+					  Rc::clone(&rc_translator)).get()(id, node),
+	graph::GraphMapEdgesTy::from(graph::GraphMapEdges::EntitiesAdded,
+					 Rc::clone(&rc_translator)).get()
+    );
+
+    println!("Generated graph in dot notation:\n{}",
+	     rsdot::RSDot::with_attr_getters(
+		 &graph,
+		 &[],
+		 &graph::default_edge_formatter(Rc::clone(&old_res)),
+		 &graph::default_node_formatter(Rc::clone(&old_res)),
+	     )
+    );
+
+    Ok(())
+}

src/main.rs

@@ -2,9 +2,7 @@ fn main() -> std::io::Result<()> {
     // let now = std::time::Instant::now();
     // println!("{}", now.elapsed().as_micros());
 
-    reactionsystems::examples::digraph()?;
-
-    reactionsystems::examples::adversarial()?;
+    reactionsystems::examples::deserialize()?;
 
     Ok(())
 }

src/rsprocess/mod.rs

@@ -9,3 +9,4 @@ pub mod transitions;
 pub mod translator;
 pub mod graph;
 pub mod rsdot;
+pub mod serialize;

src/rsprocess/serialize.rs

@@ -0,0 +1,33 @@
+use std::io;
+
+use petgraph::Graph;
+use serde::{Deserialize, Serialize};
+
+use super::{structure::{RSlabel, RSsystem}, translator::Translator};
+
+#[derive(Serialize, Deserialize)]
+struct GraphAndTranslator {
+    graph: Graph<RSsystem, RSlabel>,
+    translator: Translator
+}
+
+pub fn sr<W>(writer: W, graph: &Graph<RSsystem, RSlabel>, translator: &Translator) -> Result<(), serde_cbor_2::Error>
+where
+    W: io::Write,
+{
+    serde_cbor_2::to_writer(writer,
+			    &GraphAndTranslator {
+				graph: graph.clone(),
+				translator: translator.clone()
+			    })
+}
+
+pub fn dsr<R>(
+    reader: R
+) -> Result<(Graph<RSsystem, RSlabel>, Translator), serde_cbor_2::Error>
+where
+    R: io::Read,
+{
+    let gat: GraphAndTranslator = serde_cbor_2::from_reader(reader)?;
+    Ok((gat.graph, gat.translator))
+}

src/rsprocess/structure.rs

@@ -2,12 +2,13 @@ use super::translator::IdType;
 use std::collections::{BTreeSet, HashMap, VecDeque};
 use std::hash::Hash;
 use std::rc::Rc;
+use serde::{Deserialize, Serialize};
 
 // -----------------------------------------------------------------------------
 // RSset
 // -----------------------------------------------------------------------------
 
-#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
 pub struct RSset {
     pub identifiers: BTreeSet<IdType>,
 }
@@ -125,7 +126,7 @@ impl IntoIterator for RSset {
 // -----------------------------------------------------------------------------
 // RSreaction
 // -----------------------------------------------------------------------------
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct RSreaction {
     pub reactants: RSset,
     pub inihibitors: RSset,
@@ -166,7 +167,7 @@ impl Default for RSreaction {
 // -----------------------------------------------------------------------------
 // RSprocess
 // -----------------------------------------------------------------------------
-#[derive(Clone, Debug, PartialEq, Eq, Hash)]
+#[derive(Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
 pub enum RSprocess {
     Nill,
     RecursiveIdentifier {
@@ -355,7 +356,7 @@ impl From<Vec<(Rc<RSset>, Rc<RSprocess>)>> for RSchoices {
 // -----------------------------------------------------------------------------
 // RSenvironment
 // -----------------------------------------------------------------------------
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct RSenvironment {
     definitions: HashMap<IdType, RSprocess>,
 }
@@ -417,7 +418,7 @@ impl From<Vec<(IdType, RSprocess)>> for RSenvironment {
 // -----------------------------------------------------------------------------
 // RSsystem
 // -----------------------------------------------------------------------------
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct RSsystem {
     pub delta: Rc<RSenvironment>,
     pub available_entities: RSset,
@@ -483,7 +484,7 @@ impl Default for RSsystem {
 // -----------------------------------------------------------------------------
 // RSlabel
 // -----------------------------------------------------------------------------
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct RSlabel {
     pub available_entities: RSset,
     pub context: RSset,

src/rsprocess/translator.rs

@@ -1,12 +1,13 @@
 //! Module for translation and keeping track of strings.
 use std::{cmp::max, collections::HashMap};
+use serde::{Serialize, Deserialize};
 
 /// precision for printing frequencies
 static PRECISION: &usize = &2;
 
 pub type IdType = u32;
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct Translator {
     strings: HashMap<String, IdType>,
     reverse: HashMap<IdType, String>,

testing/first.system

@@ -1,4 +1,4 @@
-Environment: [x = {a}.😵, 😵 =({a}.x + {b}.😵)]
+Environment: [x = {a}.y, y =({a}.x + {b}.y)]
 Initial Entities: {a, b}
 Context: [({a,b}.{a}.{a,c}.x + {a,b}.{a}.{a}.nill)]
 Reactions: ([{a,b}, {c}, {b}])