ParkerTenBroeck/automata
1
0
Fork 0
mirror of https://github.com/ParkerTenBroeck/automata.git synced 2026-06-07 05:28:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

tm simulation, simulation code cleanup

Browse source
This commit is contained in:
Parker TenBroeck 2026-01-12 23:34:06 -05:00
parent 7f519cd7f3
commit 2a777f3198
8 changed files with 460 additions and 266 deletions
Download patch file Download diff file Expand all files Collapse all files

14
automata/src/automatan/tm.rs
View file

@ -3,12 +3,11 @@ use std::collections::HashSet;
use super::*;
use crate::{
delta_lower, dual_struct_serde,
loader::{
delta_lower, dual_struct_serde, gamma_upper, loader::{
BLANK_SYMBOL, Context, INITIAL_STATE, Spanned,
ast::{self, Symbol as Sym},
log::LogSink,
},
}
};
dual_struct_serde! {
#[derive(Debug, PartialEq, Eq, Clone, Copy, Hash)]
@ -23,8 +22,11 @@ dual_struct_serde! {
#[derive(Debug, PartialEq, Eq, Clone, Copy, Hash)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub enum Direction {
#[serde(rename = "<")]
Left,
#[serde(rename = ">")]
Right,
#[serde(rename = "_")]
None,
}
@ -185,7 +187,7 @@ impl<'a, 'b> TmCompiler<'a, 'b> {
use ast::TopLevel as TL;
match element {
TL::Item(S("Q", _), list) => self.compile_states(list, span),
TL::Item(S(delta_lower!(pat), _), list) => self.compile_symbols(list, span),
TL::Item(S(gamma_upper!(pat), _), list) => self.compile_symbols(list, span),
TL::Item(S("F", _), list) => self.compile_final_states(list, span),
TL::Item(S(INITIAL_STATE, _), item) => self.compile_initial_state(item, span),
TL::Item(S(BLANK_SYMBOL, _), item) => self.compile_blank_symbol(item, span),
@ -335,11 +337,11 @@ impl<'a, 'b> TmCompiler<'a, 'b> {
.emit_error("blank symbol already set", top_level)
.emit_help("previously defined here", previous);
}
if self.states.contains_key(&State(ident)) {
if self.symbols.contains_key(&Symbol(ident)) {
self.blank_symbol = Some((Symbol(ident), top_level))
} else {
self.ctx
.emit_error("blank symbol not defined as a state", src_d);
.emit_error("blank symbol not defined as a symbol", src_d);
}
}
_ => _ = self.ctx.emit_error("expected ident", src_d),