rustfst 1.3.0

Library for constructing, combining, optimizing, and searching weighted finite-state transducers (FSTs).
Documentation 
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use std::fmt::Display;

use anyhow::Result;

use crate::algorithms::tr_sum;
use crate::algorithms::tr_unique;
use crate::fst_traits::{MutableFst, SerializableFst};
use crate::semirings::{SerializableSemiring, WeightQuantize};
use crate::tests_openfst::utils::test_eq_fst;
use crate::tests_openfst::FstTestData;

pub fn test_state_map_tr_sum<W, F>(test_data: &FstTestData<W, F>) -> Result<()>
where
    F: SerializableFst<W> + MutableFst<W> + Display,
    W: SerializableSemiring + WeightQuantize,
{
    let mut fst_state_map = test_data.raw.clone();
    tr_sum(&mut fst_state_map);

    test_eq_fst(
        &test_data.state_map_tr_sum,
        &fst_state_map,
        "StateMap : TrSum",
    );

    Ok(())
}

pub fn test_state_map_tr_unique<W, F>(test_data: &FstTestData<W, F>) -> Result<()>
where
    F: SerializableFst<W> + MutableFst<W> + Display,
    W: SerializableSemiring + WeightQuantize,
{
    let mut fst_state_map = test_data.raw.clone();
    tr_unique(&mut fst_state_map);

    test_eq_fst(
        &test_data.state_map_tr_unique,
        &fst_state_map,
        "StateMap : TrUnique",
    );

    Ok(())
}