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use crate::instrumentation_profile::types::InstrumentationProfile;
use std::path::Path;

pub mod coverage;
mod hash_table;
pub mod instrumentation_profile;
pub mod summary;
pub mod util;

pub use crate::instrumentation_profile::{parse, parse_bytes};
pub use coverage::coverage_mapping::CoverageMapping;
pub use coverage::reporting::*;
pub use coverage::*;

#[derive(Debug, Clone, Copy, Eq, PartialEq, Hash, Ord, PartialOrd)]
pub enum ProfileFormat {
    Binary,
    CompactBinary,
    ExtBinary,
    Text,
    Gcc,
}

pub fn merge_profiles<T>(files: &[T]) -> std::io::Result<InstrumentationProfile>
where
    T: AsRef<Path>,
{
    if files.is_empty() {
        Ok(InstrumentationProfile::default())
    } else {
        let mut profiles = vec![];
        for input in files {
            let profile = parse(input)?;
            profiles.push(profile);
        }
        let mut base = profiles.remove(0);
        for profile in &profiles {
            base.merge(profile);
        }
        Ok(base)
    }
}