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refactor: separate out upper and lower backend meta-variables
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@ripytide
ripytide committed Nov 14, 2024
1 parent a852951 commit af63be1
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Showing 4 changed files with 72 additions and 66 deletions.
94 changes: 45 additions & 49 deletions src/backends/all.rs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -5,44 +5,44 @@ use crate::prelude::*;
use color_eyre::Result;

macro_rules! append {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
pub fn append(&mut self, other: &mut Self) {
$(
self.$backend.append(&mut other.$backend);
self.$lower_backend.append(&mut other.$lower_backend);
)*
}
};
}
macro_rules! is_empty {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
pub fn is_empty(&self) -> bool {
$(
self.$backend.is_empty() &&
self.$lower_backend.is_empty() &&
)* true
}
};
}

macro_rules! to_package_ids {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
pub fn to_package_ids(&self) -> PackageIds {
PackageIds {
$( $backend: self.$backend.keys().cloned().collect() ),*
$( $lower_backend: self.$lower_backend.keys().cloned().collect() ),*
}
}
};
}

macro_rules! any {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, derive_more::FromStr, derive_more::Display)]
pub enum AnyBackend {
$($backend,)*
$($upper_backend,)*
}
impl AnyBackend {
pub fn remove_packages(&self, packages: &BTreeSet<String>, no_confirm: bool, config: &Config) -> Result<()> {
match self {
$( AnyBackend::$backend => $backend::remove_packages(packages, no_confirm, config), )*
$( AnyBackend::$upper_backend => $upper_backend::remove_packages(packages, no_confirm, config), )*
}
}
}
Expand All @@ -51,18 +51,17 @@ macro_rules! any {
apply_public_backends!(any);

macro_rules! raw_package_ids {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
#[derive(Debug, Clone, Default)]
#[allow(non_snake_case)]
pub struct RawPackageIds {
$(
pub $backend: Vec<String>,
pub $lower_backend: Vec<String>,
)*
}
impl RawPackageIds {
pub fn contains(&self, backend: AnyBackend, package: &str) -> bool {
match backend {
$( AnyBackend::$backend => self.$backend.iter().any(|p| p == package) ),*
$( AnyBackend::$upper_backend => self.$lower_backend.iter().any(|p| p == package) ),*
}
}
}
Expand All @@ -71,45 +70,44 @@ macro_rules! raw_package_ids {
apply_public_backends!(raw_package_ids);

macro_rules! package_ids {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
#[derive(Debug, Clone, Default, Serialize)]
#[allow(non_snake_case)]
pub struct PackageIds {
$(
#[serde(skip_serializing_if = "BTreeSet::is_empty")]
pub $backend: BTreeSet<String>,
pub $lower_backend: BTreeSet<String>,
)*
}
impl PackageIds {
append!($($backend),*);
is_empty!($($backend),*);
append!($(($upper_backend, $lower_backend)),*);
is_empty!($(($upper_backend, $lower_backend)),*);

pub fn contains(&self, backend: AnyBackend, package: &str) -> bool {
match backend {
$( AnyBackend::$backend => self.$backend.contains(package) ),*
$( AnyBackend::$upper_backend => self.$lower_backend.contains(package) ),*
}
}

pub fn remove(&mut self, backend: AnyBackend, package: &str) -> bool {
match backend {
$( AnyBackend::$backend => self.$backend.remove(package) ),*
$( AnyBackend::$upper_backend => self.$lower_backend.remove(package) ),*
}
}

pub fn difference(&self, other: &Self) -> Self {
let mut output = Self::default();

$(
output.$backend = self.$backend.difference(&other.$backend).cloned().collect();
output.$lower_backend = self.$lower_backend.difference(&other.$lower_backend).cloned().collect();
)*

output
}

pub fn remove_packages(&self, no_confirm: bool, config: &Config) -> Result<()> {
$(
if is_enabled(AnyBackend::$backend, config) {
AnyBackend::$backend.remove_packages(&self.$backend, no_confirm, config)?;
if is_enabled(AnyBackend::$upper_backend, config) {
AnyBackend::$upper_backend.remove_packages(&self.$lower_backend, no_confirm, config)?;
}
)*

Expand All @@ -119,9 +117,9 @@ macro_rules! package_ids {
impl std::fmt::Display for PackageIds {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
$(
if !self.$backend.is_empty() {
writeln!(f, "[{}]", AnyBackend::$backend)?;
for package_id in self.$backend.iter() {
if !self.$lower_backend.is_empty() {
writeln!(f, "[{}]", AnyBackend::$upper_backend)?;
for package_id in self.$lower_backend.iter() {
writeln!(f, "{package_id}")?;
}
writeln!(f)?;
Expand All @@ -136,25 +134,24 @@ macro_rules! package_ids {
apply_public_backends!(package_ids);

macro_rules! query_infos {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
#[derive(Debug, Clone, Default)]
#[allow(non_snake_case)]
pub struct QueryInfos {
$(
pub $backend: BTreeMap<String, <$backend as Backend>::QueryInfo>,
pub $lower_backend: BTreeMap<String, <$upper_backend as Backend>::QueryInfo>,
)*
}
impl QueryInfos {
append!($($backend),*);
is_empty!($($backend),*);
to_package_ids!($($backend),*);
append!($(($upper_backend, $lower_backend)),*);
is_empty!($(($upper_backend, $lower_backend)),*);
to_package_ids!($(($upper_backend, $lower_backend)),*);

pub fn query_installed_packages(config: &Config) -> Result<Self> {
Ok(Self {
$(
$backend:
if is_enabled(AnyBackend::$backend, config) {
$backend::query_installed_packages(config)?
$lower_backend:
if is_enabled(AnyBackend::$upper_backend, config) {
$upper_backend::query_installed_packages(config)?
} else {
Default::default()
},
Expand All @@ -167,20 +164,19 @@ macro_rules! query_infos {
apply_public_backends!(query_infos);

macro_rules! raw_install_options {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
#[derive(Debug, Clone, Default)]
#[allow(non_snake_case)]
pub struct RawInstallOptions {
$(
pub $backend: Vec<(String, <$backend as Backend>::InstallOptions)>,
pub $lower_backend: Vec<(String, <$upper_backend as Backend>::InstallOptions)>,
)*
}
impl RawInstallOptions {
append!($($backend),*);
append!($(($upper_backend, $lower_backend)),*);

pub fn to_raw_package_ids(&self) -> RawPackageIds {
RawPackageIds {
$( $backend: self.$backend.iter().map(|(x, _)| x).cloned().collect() ),*
$( $lower_backend: self.$lower_backend.iter().map(|(x, _)| x).cloned().collect() ),*
}
}
}
Expand All @@ -189,23 +185,23 @@ macro_rules! raw_install_options {
apply_public_backends!(raw_install_options);

macro_rules! install_options {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
#[derive(Debug, Clone, Default)]
#[allow(non_snake_case)]
pub struct InstallOptions {
$(
pub $backend: BTreeMap<String, <$backend as Backend>::InstallOptions>,
pub $lower_backend: BTreeMap<String, <$upper_backend as Backend>::InstallOptions>,
)*
}
impl InstallOptions {
append!($($backend),*);
is_empty!($($backend),*);
to_package_ids!($($backend),*);
append!($(($upper_backend, $lower_backend)),*);
is_empty!($(($upper_backend, $lower_backend)),*);
to_package_ids!($(($upper_backend, $lower_backend)),*);

pub fn map_install_packages(mut self, config: &Config) -> Result<Self> {
$(
if is_enabled(AnyBackend::$backend, config) {
self.$backend = $backend::map_managed_packages(self.$backend, config)?;
if is_enabled(AnyBackend::$upper_backend, config) {
self.$lower_backend = $upper_backend::map_managed_packages(self.$lower_backend, config)?;
}
)*

Expand All @@ -214,8 +210,8 @@ macro_rules! install_options {

pub fn install_packages(self, no_confirm: bool, config: &Config) -> Result<()> {
$(
if is_enabled(AnyBackend::$backend, config) {
$backend::install_packages(&self.$backend, no_confirm, config)?;
if is_enabled(AnyBackend::$upper_backend, config) {
$upper_backend::install_packages(&self.$lower_backend, no_confirm, config)?;
}
)*

Expand Down
12 changes: 11 additions & 1 deletion src/backends/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,17 @@ use serde::{Deserialize, Serialize};

macro_rules! apply_public_backends {
($macro:ident) => {
$macro! { Arch, Apt, Brew, Cargo, Dnf, Flatpak, Pipx, Rustup, WinGet, Xbps }
$macro! {
(Arch, arch),
(Apt, apt),
(Brew, brew),
(Cargo, cargo),
(Dnf, dnf),
(Flatpak, flatpak),
(Pipx, pipx),
(Rustup, rustup),
(WinGet, winget),
(Xbps, xbps) }
};
}
pub(crate) use apply_public_backends;
Expand Down
6 changes: 3 additions & 3 deletions src/core.rs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -180,10 +180,10 @@ fn missing(managed: &InstallOptions, config: &Config) -> Result<InstallOptions>
let mut missing = managed.clone();

macro_rules! x {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
$(
for package_id in installed.$backend {
missing.$backend.remove(&package_id);
for package_id in installed.$lower_backend {
missing.$lower_backend.remove(&package_id);
}
)*
};
Expand Down
26 changes: 13 additions & 13 deletions src/groups.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -37,11 +37,11 @@ impl Groups {
let raw_package_ids = raw_install_options.to_raw_package_ids();

macro_rules! x {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
$(
for package_id in raw_package_ids.$backend {
for package_id in raw_package_ids.$lower_backend {
reoriented
.entry((AnyBackend::$backend, package_id.clone()))
.entry((AnyBackend::$upper_backend, package_id.clone()))
.or_default()
.entry(group_file.clone())
.or_default()
Expand All @@ -68,11 +68,11 @@ impl Groups {

let mut install_options = InstallOptions::default();
macro_rules! x {
($($backend:ident),*) => {
$(
install_options.$backend = merged_raw_install_options.$backend.into_iter().collect();
)*
};
($(($upper_backend:ident, $lower_backend:ident)),*) => {
$(
install_options.$lower_backend = merged_raw_install_options.$lower_backend.into_iter().collect();
)*
};
}
apply_public_backends!(x);

Expand Down Expand Up @@ -135,13 +135,13 @@ fn parse_group_file(group_file: &Path, contents: &str) -> Result<RawInstallOptio

fn parse_toml_key_value(group_file: &Path, key: &str, value: &Value) -> Result<RawInstallOptions> {
macro_rules! x {
($($backend:ident),*) => {
($(($upper_backend:ident, $lower_backend:ident)),*) => {
$(
if key.to_lowercase() == $backend.to_string().to_lowercase() {
if key.to_lowercase() == $upper_backend.to_string().to_lowercase() {
let mut raw_install_options = RawInstallOptions::default();

let packages = value.as_array().ok_or(
eyre!("the {} backend in the {group_file:?} group file has a non-array value", $backend)
eyre!("the {} backend in the {group_file:?} group file has a non-array value", $upper_backend)
)?;

for package_id in packages {
Expand All @@ -152,10 +152,10 @@ fn parse_toml_key_value(group_file: &Path, key: &str, value: &Value) -> Result<R
x.clone().try_into::<StringPackageStruct>()?.package,
x.clone().try_into()?,
),
_ => return Err(eyre!("the {} backend in the {group_file:?} group file has a package which is neither a string or a table", $backend)),
_ => return Err(eyre!("the {} backend in the {group_file:?} group file has a package which is neither a string or a table", $upper_backend)),
};

raw_install_options.$backend.push((package_id, package_install_options));
raw_install_options.$lower_backend.push((package_id, package_install_options));
}

return Ok(raw_install_options);
Expand Down

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