use std::collections::BTreeMap;

use chrono::NaiveDate;

pub mod heatmap;

/// The type used for the collection of date/value pairs.
pub type Data = BTreeMap<NaiveDate, f64>;

/// The Error type used within the library.
pub type Error = Box<dyn std::error::Error>;

/// The Result type used within the library.
pub type Result<T> = std::result::Result<T, Error>;