- improve to-do list in README

- move code that exercises searching for values at specific time
   within signals from src/vcd/parse.rs to sr/vcd/main.rs
 - make necessary struct and enum fields public as well as possibly the
   structs and enums themselves

src/vcd/parse.rs

@@ -39,20 +39,6 @@ pub fn parse_vcd(file: File) -> Result<VCD, String> {
 
     parse_scopes(&mut word_gen, &mut vcd, &mut signal_map)?;
     parse_events(&mut word_gen, &mut vcd, &mut signal_map)?;
-    let signal = vcd.try_dereference_alias(signal_map.get("Q").unwrap())?;
-    let name = match signal {
-        Signal::Data { name, .. } => name,
-        _ => "ERROR",
-    };
-    let val = signal
-        .query_num_val_on_tmln(
-            BigUint::from(4687u32),
-            &vcd.tmstmps_encoded_as_u8s,
-            &vcd.all_signals,
-        )
-        .unwrap();
-    dbg!(format!("{val:#X}"));
-    dbg!(name);
 
     Ok(vcd)
 }
@@ -93,8 +79,6 @@ mod tests {
                 dbg!(file_name);
                 vcd.unwrap();
             }
-
-            // assert!(vcd.is_ok());
         }
     }
 }

src/vcd/signal.rs

@@ -7,7 +7,7 @@ use num::{BigUint, Zero};
 pub struct LsbIdxOfTmstmpValOnTmln(pub(super) u32);
 
 #[derive(Debug)]
-pub(super) enum SigType {
+pub enum SigType {
     Integer,
     Parameter,
     Real,
@@ -25,7 +25,7 @@ pub(super) enum TimelineQueryResults {
 }
 
 #[derive(Debug)]
-pub(super) enum Signal {
+pub enum Signal {
     Data {
         name: String,
         sig_type: SigType,
@@ -69,7 +69,7 @@ pub(super) enum Signal {
 }
 
 #[derive(Debug)]
-pub(super) enum SignalErrors {
+pub enum SignalErrors {
     PreTimeline {
         desired_time: BigUint,
         timeline_start_time: BigUint,

src/vcd/types.rs

@@ -24,10 +24,10 @@ pub(super) struct Metadata {
 
 // We do a lot of arena allocation in this codebase.
 #[derive(Debug, Copy, Clone)]
-pub(super) struct ScopeIdx(pub(super) usize);
+pub struct ScopeIdx(pub(super) usize);
 
 #[derive(Debug, Copy, Clone, PartialEq)]
-pub(super) struct SignalIdx(pub(super) usize);
+pub struct SignalIdx(pub(super) usize);
 
 #[derive(Debug)]
 pub(super) struct Scope {
@@ -54,7 +54,7 @@ pub struct VCD {
     // keep track of all timestamp values, a given signal only needs to keep
     // track of the timestamps at which the given signal value changes.
     pub tmstmps_encoded_as_u8s: Vec<u8>,
-    pub(super) all_signals: Vec<Signal>,
+    pub all_signals: Vec<Signal>,
     pub(super) all_scopes: Vec<Scope>,
     pub(super) root_scopes: Vec<ScopeIdx>,
 }