clean up minor items

src/backend/mod.rs

@@ -23,17 +23,6 @@ impl Backends {
     pub fn iter() -> BackendIter {
         BackendIter(Some(Self::Pacman))
     }
-
-    fn get(&self) -> Box<dyn Backend> {
-        match self {
-            Self::Pacman => Box::new(Pacman {
-                packages: HashSet::new(),
-            }),
-            Self::Rust => Box::new(Rust {
-                packages: HashSet::new(),
-            }),
-        }
-    }
 }
 
 #[derive(Debug)]

src/cmd.rs

@@ -1,12 +1,12 @@
 use std::path::PathBuf;
 use std::process::{Command, ExitStatus};
 
-use anyhow::{anyhow, Result};
+use anyhow::{anyhow, Context, Result};
 
 use crate::env::get_editor;
 
 pub fn run_edit_command(files: &[PathBuf]) -> Result<ExitStatus> {
-    let mut cmd = Command::new(get_editor()?);
+    let mut cmd = Command::new(get_editor().context("getting suitable editor")?);
     cmd.current_dir(files[0].parent().unwrap());
     for f in files {
         cmd.arg(f.to_string_lossy().to_string());

src/group.rs

@@ -9,8 +9,8 @@ use crate::section::Section;
 
 #[derive(Debug)]
 pub struct Group {
-    pub name: String,
-    pub sections: HashSet<Section>,
+    pub(crate) name: String,
+    pub(crate) sections: HashSet<Section>,
 }
 
 impl Group {

src/lib.rs

@@ -1,6 +1,6 @@
 mod action;
 pub mod args;
-pub mod backend;
+mod backend;
 mod cmd;
 mod core;
 mod env;

src/package.rs

@@ -1,10 +1,9 @@
-use std::collections::HashSet;
 use std::fmt::{Display, Write};
 use std::hash::Hash;
 
 #[derive(Debug, Eq, PartialOrd, Ord, Clone)]
 pub struct Package {
-    pub name: String,
+    pub(crate) name: String,
     repo: Option<String>,
 }
 
@@ -16,15 +15,6 @@ fn remove_all_but_package_name(s: &str) -> &str {
 }
 
 impl Package {
-    pub(crate) fn from_lines(
-        lines: impl Iterator<Item = Result<String, std::io::Error>>,
-    ) -> HashSet<Self> {
-        lines
-            .into_iter()
-            .filter_map(|l| Package::try_from(l.unwrap()))
-            .collect()
-    }
-
     fn split_into_name_and_repo(s: &str) -> (String, Option<String>) {
         let mut iter = s.split('/').rev();
         let name = iter.next().unwrap().to_string();

src/path.rs

@@ -8,12 +8,6 @@ pub(crate) fn get_pacdef_group_dir() -> Result<PathBuf> {
     Ok(result)
 }
 
-pub(crate) fn get_pacdef_config_file() -> Result<PathBuf> {
-    let mut result = get_pacdef_base_dir().context("getting pacdef base dir")?;
-    result.push("pacdef.conf");
-    Ok(result)
-}
-
 fn get_pacdef_base_dir() -> Result<PathBuf> {
     let mut dir = get_xdg_config_home().context("getting XDG_CONFIG_HOME")?;
     dir.push("pacdef");