77 lines
2.3 KiB
Rust
77 lines
2.3 KiB
Rust
|
#![allow(dead_code)]
|
||
|
|
|
||
|
|
use super::perpetual::{
|
||
|
|
lollipops_only_loop_decomposed,
|
||
|
|
lollipops_only_loop_decomposed_named,
|
||
|
|
lollipops_prefix_len_loop_decomposed,
|
||
|
|
lollipops_prefix_len_loop_decomposed_named};
|
||
|
|
use super::structure::{RSenvironment, RSreaction, RSset};
|
||
|
|
use super::translator::IdType;
|
||
|
|
use std::cmp;
|
||
|
|
|
||
|
|
pub fn confluent(
|
||
|
|
delta: &RSenvironment,
|
||
|
|
reaction_rules: &[RSreaction],
|
||
|
|
entities: &[RSset],
|
||
|
|
) -> Option<(usize, usize, Vec<RSset>)> {
|
||
|
|
let mut max_distance = 0;
|
||
|
|
let mut dimension = 0;
|
||
|
|
let mut hoop = vec![];
|
||
|
|
|
||
|
|
if let Some(el) = entities.first() {
|
||
|
|
if let Some(new_hoop) = lollipops_only_loop_decomposed(delta, reaction_rules, el).first() {
|
||
|
|
dimension = new_hoop.len();
|
||
|
|
hoop = new_hoop.clone();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for available_entities in entities.iter().skip(1) {
|
||
|
|
// FIXME we take just the first? do we compare all?
|
||
|
|
if let Some((prefix_len, new_hoop)) =
|
||
|
|
lollipops_prefix_len_loop_decomposed(delta, reaction_rules, available_entities).first()
|
||
|
|
{
|
||
|
|
if hoop.len() != dimension || hoop != *new_hoop {
|
||
|
|
return None;
|
||
|
|
}
|
||
|
|
max_distance = cmp::max(max_distance, *prefix_len);
|
||
|
|
} else {
|
||
|
|
return None;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
Some((max_distance, dimension, hoop))
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
pub fn confluent_named(
|
||
|
|
delta: &RSenvironment,
|
||
|
|
reaction_rules: &[RSreaction],
|
||
|
|
entities: &[RSset],
|
||
|
|
symb: IdType
|
||
|
|
) -> Option<(usize, usize, Vec<RSset>)> {
|
||
|
|
let mut max_distance = 0;
|
||
|
|
let mut dimension = 0;
|
||
|
|
let mut hoop = vec![];
|
||
|
|
|
||
|
|
if let Some(el) = entities.first() {
|
||
|
|
if let Some(new_hoop) = lollipops_only_loop_decomposed_named(delta, reaction_rules, el, symb) {
|
||
|
|
dimension = new_hoop.len();
|
||
|
|
hoop = new_hoop.clone();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for available_entities in entities.iter().skip(1) {
|
||
|
|
// FIXME we take just the first? do we compare all?
|
||
|
|
if let Some((prefix_len, new_hoop)) =
|
||
|
|
lollipops_prefix_len_loop_decomposed_named(delta, reaction_rules, available_entities, symb)
|
||
|
|
{
|
||
|
|
if hoop.len() != dimension || hoop != *new_hoop {
|
||
|
|
return None;
|
||
|
|
}
|
||
|
|
max_distance = cmp::max(max_distance, prefix_len);
|
||
|
|
} else {
|
||
|
|
return None;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
Some((max_distance, dimension, hoop))
|
||
|
|
}
|