chore: Add rustfmt config, apply changes

Author: Techassi

.vscode/settings.json

@@ -0,0 +1,9 @@
+{
+  "rust-analyzer.rustfmt.overrideCommand": [
+    "rustfmt",
+    "+nightly-2025-05-26",
+    "--edition",
+    "2024",
+    "--"
+  ],
+}

rust/boil/src/build/bakefile.rs

@@ -95,9 +95,9 @@ impl DerefMut for Targets {
 }
 
 impl IntoIterator for Targets {
-    type Item = (String, BTreeMap<String, (ImageOptions, bool)>);
     type IntoIter =
         std::collections::btree_map::IntoIter<String, BTreeMap<String, (ImageOptions, bool)>>;
+    type Item = (String, BTreeMap<String, (ImageOptions, bool)>);
 
     fn into_iter(self) -> Self::IntoIter {
         self.0.into_iter()

rust/boil/src/build/docker.rs

@@ -114,9 +114,8 @@ impl Extend<BuildArgument> for BuildArguments {
 }
 
 impl IntoIterator for BuildArguments {
-    type Item = BuildArgument;
-
     type IntoIter = std::collections::btree_set::IntoIter<Self::Item>;
+    type Item = BuildArgument;
 
     fn into_iter(self) -> Self::IntoIter {
         self.0.into_iter()

rust/patchable/src/patch.rs

@@ -7,15 +7,14 @@ use git2::{Oid, Repository};
 use snafu::{OptionExt, ResultExt as _, Snafu};
 use tracing_indicatif::suspend_tracing_indicatif;
 
+#[cfg(doc)]
+use crate::repo::ensure_worktree_is_at;
 use crate::{
     error::{self, CommitId},
     patch_mail::{self, mailinfo, mailsplit},
     utils::raw_git_cmd,
 };
 
-#[cfg(doc)]
-use crate::repo::ensure_worktree_is_at;
-
 #[derive(Debug, Snafu)]
 pub enum Error {
     #[snafu(display("failed to open stgit series file {path:?}"))]
@@ -61,14 +60,18 @@ pub enum Error {
         source: git2::Error,
         parent_commit: error::CommitId,
     },
-    #[snafu(display("failed to apply patch {patch_email_file:?} (from {patch_file:?}) to parent commit {parent_commit}"))]
+    #[snafu(display(
+        "failed to apply patch {patch_email_file:?} (from {patch_file:?}) to parent commit {parent_commit}"
+    ))]
     ApplyPatch {
         source: git2::Error,
         parent_commit: error::CommitId,
         patch_email_file: PathBuf,
         patch_file: PathBuf,
     },
-    #[snafu(display("failed to write tree for patch {patch_email_file:?} (from {patch_file:?}) applied to parent commit {parent_commit}"))]
+    #[snafu(display(
+        "failed to write tree for patch {patch_email_file:?} (from {patch_file:?}) applied to parent commit {parent_commit}"
+    ))]
     WritePatchedTree {
         source: git2::Error,
         parent_commit: error::CommitId,
@@ -77,7 +80,9 @@ pub enum Error {
     },
     #[snafu(display("failed to read patched tree {tree}"))]
     ReadPatchedTree { source: git2::Error, tree: Oid },
-    #[snafu(display("failed to write commit for patch {patch_email_file:?} (from {patch_file:?}) applied to parent commit {parent_commit}"))]
+    #[snafu(display(
+        "failed to write commit for patch {patch_email_file:?} (from {patch_file:?}) applied to parent commit {parent_commit}"
+    ))]
     WriteCommit {
         source: git2::Error,
         parent_commit: error::CommitId,

rust/patchable/src/patch_mail.rs

@@ -9,8 +9,8 @@ use std::{
 
 use git2::{Diff, Repository, Signature};
 use snafu::{OptionExt as _, ResultExt, Snafu};
-use tempfile::{tempdir, NamedTempFile};
-use time::{format_description::well_known::Rfc2822, OffsetDateTime};
+use tempfile::{NamedTempFile, tempdir};
+use time::{OffsetDateTime, format_description::well_known::Rfc2822};
 use tracing_indicatif::suspend_tracing_indicatif;
 
 use crate::utils::raw_git_cmd;

rust/patchable/src/repo.rs

@@ -28,9 +28,7 @@ pub enum Error {
         path: PathBuf,
     },
 
-    #[snafu(display(
-        "failed to create worktree branch {branch:?} pointing at {commit} in {repo}"
-    ))]
+    #[snafu(display("failed to create worktree branch {branch:?} pointing at {commit} in {repo}"))]
     CreateWorktreeBranch {
         source: git2::Error,
         repo: error::RepoPath,

rustfmt.toml

@@ -0,0 +1,9 @@
+# This file includes unstable features, so you need to run "cargo +nightly fmt" to format your code.
+# It's also ok to use the stable toolchain by simple running "cargo fmt", but using the nigthly formatter is prefered.
+
+# https://doc.rust-lang.org/nightly/edition-guide/rust-2024/rustfmt-style-edition.html
+style_edition = "2024"
+imports_granularity = "Crate"
+group_imports = "StdExternalCrate"
+reorder_impl_items = true
+use_field_init_shorthand = true