Use anyhow

src/main.rs

@@ -1,14 +1,14 @@
 use clap::Parser as _;
 use ecb_rates::cache::Cache;
 use reqwest::{Client, IntoUrl};
-use std::{borrow::BorrowMut, collections::HashMap, error::Error, process::ExitCode};
+use std::{borrow::BorrowMut, collections::HashMap, process::ExitCode};
 
 use ecb_rates::cli::{Cli, FormatOption};
 use ecb_rates::models::ExchangeRateResult;
 use ecb_rates::parsing::parse;
 use ecb_rates::table::Table;
 
-async fn get_and_parse(url: impl IntoUrl) -> Result<Vec<ExchangeRateResult>, Box<dyn Error>> {
+async fn get_and_parse(url: impl IntoUrl) -> anyhow::Result<Vec<ExchangeRateResult>> {
     let client = Client::new();
     let xml_content = client.get(url).send().await?.text().await?;
     parse(&xml_content)

src/parsing.rs

@@ -1,12 +1,11 @@
 use std::collections::HashMap;
-use std::error::Error;
 
 use quick_xml::events::Event;
 use quick_xml::Reader;
 
 use crate::models::ExchangeRateResult;
 
-pub fn parse(xml: &str) -> Result<Vec<ExchangeRateResult>, Box<dyn Error>> {
+pub fn parse(xml: &str) -> anyhow::Result<Vec<ExchangeRateResult>> {
     let mut reader = Reader::from_str(xml);
     reader.config_mut().trim_text(true);
 
@@ -21,7 +20,7 @@ pub fn parse(xml: &str) -> Result<Vec<ExchangeRateResult>, Box<dyn Error>> {
         inside_cube_time: &mut bool,
         current_rates: &mut HashMap<String, f64>,
         results: &mut Vec<ExchangeRateResult>,
-    ) -> Result<(), Box<dyn Error>> {
+    ) -> anyhow::Result<()> {
         if e.name().local_name().as_ref() != b"Cube" {
             return Ok(());
         }