ebi_objects 0.3.182

Objects for Ebi - a stochastic process mining utility
Documentation 
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use ebi_activity_key::ActivityKey;
use ebi_arithmetic::anyhow::Result;
use ebi_arithmetic::{
    Fraction, MaybeExact,
    malachite::{base::num::logic::traits::SignificantBits, rational::Rational},
};

pub trait Infoable {
    fn info(&self, f: &mut impl std::io::Write) -> Result<()>;
}

impl Infoable for String {
    fn info(&self, f: &mut impl std::io::Write) -> Result<()> {
        Ok(writeln!(f, "Length\t{}", self.len())?)
    }
}

impl Infoable for Rational {
    fn info(&self, f: &mut impl std::io::Write) -> Result<()> {
        Ok(write!(f, "{} bits", self.significant_bits(),)?)
    }
}

impl Infoable for Fraction {
    fn info(&self, f: &mut impl std::io::Write) -> Result<()> {
        match (self.approx_ref(), self.exact_ref()) {
            (Ok(_), Ok(fr)) => fr.info(f),
            (Ok(fr), Err(_)) => Ok(writeln!(f, "Approximate value\t{}", fr)?),
            (Err(_), Ok(fr)) => {
                fr.info(f)?;
                Ok(writeln!(f, "")?)
            }
            (Err(_), Err(_)) => Ok(writeln!(
                f,
                "Fraction is a result of combining exact and approximate arithmethic and therefore has no value."
            )?),
        }
    }
}

impl Infoable for ActivityKey {
    fn info(&self, f: &mut impl std::io::Write) -> Result<()> {
        let count = 20;

        writeln!(f, "Activities:")?;
        let mut labels = self.activity2name.clone();
        labels.sort();
        for label in labels.iter().take(count) {
            writeln!(f, "\t{}", label)?;
        }

        if self.activity2name.len() > 20 {
            writeln!(f, ".. ({} more)", self.activity2name.len() - count)?;
        }

        Ok(write!(f, "")?)
    }
}