Update MSRV to 1.85 and toolchain to 1.87 (#18126)

Cargo.toml

@@ -4,7 +4,7 @@ resolver = "2"
 
 [workspace.package]
 edition = "2021"
-rust-version = "1.84"
+rust-version = "1.85"
 homepage = "https://docs.astral.sh/ruff"
 documentation = "https://docs.astral.sh/ruff"
 repository = "https://github.com/astral-sh/ruff"
@@ -215,6 +215,7 @@ similar_names = "allow"
 single_match_else = "allow"
 too_many_lines = "allow"
 needless_continue = "allow"       # An explicit continue can be more readable, especially if the alternative is an empty block.
+unnecessary_debug_formatting = "allow"  # too many instances, the display also doesn't quote the path which is often desired in logs where we use them the most often.
 # Without the hashes we run into a `rustfmt` bug in some snapshot tests, see #13250
 needless_raw_string_hashes = "allow"
 # Disallowed restriction lints

crates/ruff_db/src/source.rs

@@ -133,7 +133,7 @@ struct SourceTextInner {
 #[derive(Eq, PartialEq)]
 enum SourceTextKind {
     Text(String),
-    Notebook(Notebook),
+    Notebook(Box<Notebook>),
 }
 
 impl From<String> for SourceTextKind {
@@ -144,7 +144,7 @@ impl From<String> for SourceTextKind {
 
 impl From<Notebook> for SourceTextKind {
     fn from(notebook: Notebook) -> Self {
-        SourceTextKind::Notebook(notebook)
+        SourceTextKind::Notebook(Box::new(notebook))
     }
 }
 

crates/ruff_db/src/system/memory_fs.rs

@@ -463,17 +463,17 @@ fn not_found() -> std::io::Error {
 fn is_a_directory() -> std::io::Error {
     // Note: Rust returns `ErrorKind::IsADirectory` for this error but this is a nightly only variant :(.
     //   So we have to use other for now.
-    std::io::Error::new(std::io::ErrorKind::Other, "Is a directory")
+    std::io::Error::other("Is a directory")
 }
 
 fn not_a_directory() -> std::io::Error {
     // Note: Rust returns `ErrorKind::NotADirectory` for this error but this is a nightly only variant :(.
     //   So we have to use `Other` for now.
-    std::io::Error::new(std::io::ErrorKind::Other, "Not a directory")
+    std::io::Error::other("Not a directory")
 }
 
 fn directory_not_empty() -> std::io::Error {
-    std::io::Error::new(std::io::ErrorKind::Other, "directory not empty")
+    std::io::Error::other("directory not empty")
 }
 
 fn create_dir_all(

crates/ruff_formatter/src/builders.rs

@@ -1388,7 +1388,7 @@ pub fn soft_space_or_block_indent<Context>(content: &impl Format<Context>) -> Bl
 pub fn group<Context>(content: &impl Format<Context>) -> Group<Context> {
     Group {
         content: Argument::new(content),
-        group_id: None,
+        id: None,
         should_expand: false,
     }
 }
@@ -1396,14 +1396,14 @@ pub fn group<Context>(content: &impl Format<Context>) -> Group<Context> {
 #[derive(Copy, Clone)]
 pub struct Group<'a, Context> {
     content: Argument<'a, Context>,
-    group_id: Option<GroupId>,
+    id: Option<GroupId>,
     should_expand: bool,
 }
 
 impl<Context> Group<'_, Context> {
     #[must_use]
-    pub fn with_group_id(mut self, group_id: Option<GroupId>) -> Self {
-        self.group_id = group_id;
+    pub fn with_id(mut self, group_id: Option<GroupId>) -> Self {
+        self.id = group_id;
         self
     }
 
@@ -1429,7 +1429,7 @@ impl<Context> Format<Context> for Group<'_, Context> {
         };
 
         f.write_element(FormatElement::Tag(StartGroup(
-            tag::Group::new().with_id(self.group_id).with_mode(mode),
+            tag::Group::new().with_id(self.id).with_mode(mode),
         )));
 
         Arguments::from(&self.content).fmt(f)?;
@@ -1443,7 +1443,7 @@ impl<Context> Format<Context> for Group<'_, Context> {
 impl<Context> std::fmt::Debug for Group<'_, Context> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         f.debug_struct("Group")
-            .field("group_id", &self.group_id)
+            .field("id", &self.id)
             .field("should_expand", &self.should_expand)
             .field("content", &"{{content}}")
             .finish()
@@ -1642,7 +1642,7 @@ impl<Context> std::fmt::Debug for BestFitParenthesize<'_, Context> {
 ///         soft_line_break(),
 ///         if_group_breaks(&token(")"))
 ///     ])
-///     .with_group_id(Some(parentheses_id))
+///     .with_id(Some(parentheses_id))
 ///     .fmt(f)
 /// });
 ///
@@ -1991,7 +1991,7 @@ impl<Context> IfGroupBreaks<'_, Context> {
     ///                 })),
     ///                 token("]")
     ///             ],
-    ///         ).with_group_id(Some(group_id))
+    ///         ).with_id(Some(group_id))
     ///     ])
     /// })])?;
     ///
@@ -2046,7 +2046,7 @@ impl<Context> std::fmt::Debug for IfGroupBreaks<'_, Context> {
 /// let id = f.group_id("head");
 ///
 /// write!(f, [
-///     group(&token("Head")).with_group_id(Some(id)),
+///     group(&token("Head")).with_id(Some(id)),
 ///     if_group_breaks(&indent(&token("indented"))).with_group_id(Some(id)),
 ///     if_group_fits_on_line(&token("indented")).with_group_id(Some(id))
 /// ])
@@ -2071,7 +2071,7 @@ impl<Context> std::fmt::Debug for IfGroupBreaks<'_, Context> {
 ///     let group_id = f.group_id("header");
 ///
 ///     write!(f, [
-///         group(&token("(aLongHeaderThatBreaksForSomeReason) =>")).with_group_id(Some(group_id)),
+///         group(&token("(aLongHeaderThatBreaksForSomeReason) =>")).with_id(Some(group_id)),
 ///         indent_if_group_breaks(&format_args![hard_line_break(), token("a => b")], group_id)
 ///     ])
 /// });
@@ -2101,7 +2101,7 @@ impl<Context> std::fmt::Debug for IfGroupBreaks<'_, Context> {
 ///     let group_id = f.group_id("header");
 ///
 ///     write!(f, [
-///         group(&token("(aLongHeaderThatBreaksForSomeReason) =>")).with_group_id(Some(group_id)),
+///         group(&token("(aLongHeaderThatBreaksForSomeReason) =>")).with_id(Some(group_id)),
 ///         indent_if_group_breaks(&format_args![hard_line_break(), token("a => b")], group_id)
 ///     ])
 /// });

crates/ruff_formatter/src/printer/mod.rs

@@ -2002,7 +2002,7 @@ two lines`,
                         token("The referenced group breaks."),
                         hard_line_break()
                     ])
-                    .with_group_id(Some(group_id)),
+                    .with_id(Some(group_id)),
                     group(&format_args![
                         token("This group breaks because:"),
                         soft_line_break_or_space(),
@@ -2027,7 +2027,7 @@ two lines`,
             write!(
                 f,
                 [
-                    group(&token("Group with id-2")).with_group_id(Some(id_2)),
+                    group(&token("Group with id-2")).with_id(Some(id_2)),
                     hard_line_break()
                 ]
             )?;
@@ -2035,7 +2035,7 @@ two lines`,
             write!(
                 f,
                 [
-                    group(&token("Group with id-1 does not fit on the line because it exceeds the line width of 80 characters by")).with_group_id(Some(id_1)),
+                    group(&token("Group with id-1 does not fit on the line because it exceeds the line width of 80 characters by")).with_id(Some(id_1)),
                     hard_line_break()
                 ]
             )?;

crates/ruff_linter/src/linter.rs

@@ -940,7 +940,7 @@ mod tests {
     #[test_case(Path::new("add_missing_cell_id.ipynb"), true; "add_missing_cell_id")]
     fn test_cell_id(path: &Path, has_id: bool) -> Result<()> {
         let source_notebook = Notebook::from_path(&notebook_path(path))?;
-        let source_kind = SourceKind::IpyNotebook(source_notebook);
+        let source_kind = SourceKind::ipy_notebook(source_notebook);
         let (_, transformed) = test_contents(
             &source_kind,
             path,
@@ -1231,7 +1231,7 @@ mod tests {
             format!("async_comprehension_in_sync_comprehension_notebook_{python_version}");
         let path = Path::new("resources/test/fixtures/syntax_errors/async_comprehension.ipynb");
         let messages = test_contents_syntax_errors(
-            &SourceKind::IpyNotebook(Notebook::from_path(path)?),
+            &SourceKind::ipy_notebook(Notebook::from_path(path)?),
             path,
             &LinterSettings {
                 unresolved_target_version: python_version.into(),

crates/ruff_linter/src/rules/flake8_bandit/rules/hardcoded_sql_expression.rs

@@ -198,7 +198,7 @@ fn is_explicit_concatenation(expr: &Expr) -> Option<bool> {
                 .iter()
                 .map(is_explicit_concatenation)
                 .collect::<Vec<_>>();
-            if values.iter().any(|v| *v == Some(true)) {
+            if values.contains(&Some(true)) {
                 Some(true)
             } else if values.iter().all(|v| *v == Some(false)) {
                 Some(false)

crates/ruff_linter/src/rules/ruff/rules/sort_dunder_slots.rs

@@ -174,7 +174,7 @@ struct StringLiteralDisplay<'a> {
     /// The elts from the original AST node representing the display.
     /// Each elt is the AST representation of a single string literal
     /// element in the display
-    elts: Cow<'a, Vec<ast::Expr>>,
+    elts: Cow<'a, [ast::Expr]>,
     /// The source-code range of the display as a whole
     range: TextRange,
     /// What kind of a display is it? A dict, set, list or tuple?

crates/ruff_linter/src/source_kind.rs

@@ -16,15 +16,47 @@ use colored::Colorize;
 use crate::fs;
 use crate::text_helpers::ShowNonprinting;
 
-#[derive(Clone, Debug, PartialEq, is_macro::Is)]
+#[derive(Clone, Debug, PartialEq)]
 pub enum SourceKind {
     /// The source contains Python source code.
     Python(String),
     /// The source contains a Jupyter notebook.
-    IpyNotebook(Notebook),
+    IpyNotebook(Box<Notebook>),
 }
 
 impl SourceKind {
+    pub fn ipy_notebook(notebook: Notebook) -> Self {
+        SourceKind::IpyNotebook(Box::new(notebook))
+    }
+
+    pub fn as_ipy_notebook(&self) -> Option<&Notebook> {
+        match self {
+            SourceKind::IpyNotebook(notebook) => Some(notebook),
+            SourceKind::Python(_) => None,
+        }
+    }
+
+    pub fn as_python(&self) -> Option<&str> {
+        match self {
+            SourceKind::Python(code) => Some(code),
+            SourceKind::IpyNotebook(_) => None,
+        }
+    }
+
+    pub fn expect_python(self) -> String {
+        match self {
+            SourceKind::Python(code) => code,
+            SourceKind::IpyNotebook(_) => panic!("expected python code"),
+        }
+    }
+
+    pub fn expect_ipy_notebook(self) -> Notebook {
+        match self {
+            SourceKind::IpyNotebook(notebook) => *notebook,
+            SourceKind::Python(_) => panic!("expected ipy notebook"),
+        }
+    }
+
     #[must_use]
     pub(crate) fn updated(&self, new_source: String, source_map: &SourceMap) -> Self {
         match self {
@@ -52,7 +84,7 @@ impl SourceKind {
             let notebook = Notebook::from_path(path)?;
             Ok(notebook
                 .is_python_notebook()
-                .then_some(Self::IpyNotebook(notebook)))
+                .then_some(Self::IpyNotebook(Box::new(notebook))))
         } else {
             let contents = std::fs::read_to_string(path)?;
             Ok(Some(Self::Python(contents)))
@@ -69,7 +101,7 @@ impl SourceKind {
             let notebook = Notebook::from_source_code(&source_code)?;
             Ok(notebook
                 .is_python_notebook()
-                .then_some(Self::IpyNotebook(notebook)))
+                .then_some(Self::IpyNotebook(Box::new(notebook))))
         } else {
             Ok(Some(Self::Python(source_code)))
         }

crates/ruff_linter/src/test.rs

@@ -60,7 +60,7 @@ pub(crate) fn assert_notebook_path(
 ) -> Result<TestedNotebook, NotebookError> {
     let source_notebook = Notebook::from_path(path.as_ref())?;
 
-    let source_kind = SourceKind::IpyNotebook(source_notebook);
+    let source_kind = SourceKind::ipy_notebook(source_notebook);
     let (messages, transformed) = test_contents(&source_kind, path.as_ref(), settings);
     let expected_notebook = Notebook::from_path(expected.as_ref())?;
     let linted_notebook = transformed.into_owned().expect_ipy_notebook();

crates/ruff_python_formatter/src/expression/parentheses.rs

@@ -255,7 +255,7 @@ impl<'ast> Format<PyFormatContext<'ast>> for FormatOptionalParentheses<'_, 'ast>
                 soft_line_break(),
                 if_group_breaks(&token(")"))
             ])
-            .with_group_id(Some(parens_id))]
+            .with_id(Some(parens_id))]
         )
     }
 }

crates/ruff_python_formatter/src/statement/stmt_assign.rs

@@ -413,7 +413,7 @@ impl Format<PyFormatContext<'_>> for FormatStatementsLastExpression<'_> {
                                 soft_block_indent(&format_args![flat, inline_comments]),
                                 token(")"),
                             ])
-                            .with_group_id(Some(group_id))
+                            .with_id(Some(group_id))
                             .should_expand(true)
                             .fmt(f)
                         });
@@ -433,7 +433,7 @@ impl Format<PyFormatContext<'_>> for FormatStatementsLastExpression<'_> {
                                 token(")"),
                                 inline_comments,
                             ])
-                            .with_group_id(Some(group_id))
+                            .with_id(Some(group_id))
                             .should_expand(true)
                             .fmt(f)
                         });
@@ -501,7 +501,7 @@ impl Format<PyFormatContext<'_>> for FormatStatementsLastExpression<'_> {
                                 soft_block_indent(&format_args![f_string_flat, inline_comments]),
                                 token(")"),
                             ])
-                            .with_group_id(Some(group_id))
+                            .with_id(Some(group_id))
                             .should_expand(true)
                             .fmt(f)
                         });
@@ -817,7 +817,7 @@ impl Format<PyFormatContext<'_>> for FormatStatementsLastExpression<'_> {
                                 space(),
                                 token("("),
                                 group(&soft_block_indent(&format_expanded))
-                                    .with_group_id(Some(group_id))
+                                    .with_id(Some(group_id))
                                     .should_expand(true),
                                 token(")"),
                                 inline_comments
@@ -875,7 +875,7 @@ impl Format<PyFormatContext<'_>> for FormatStatementsLastExpression<'_> {
                                 space(),
                                 token("("),
                                 group(&soft_block_indent(&format_expanded))
-                                    .with_group_id(Some(group_id))
+                                    .with_id(Some(group_id))
                                     .should_expand(true),
                                 token(")"),
                                 inline_comments

crates/ruff_python_semantic/src/analyze/typing.rs

@@ -252,9 +252,7 @@ pub fn is_immutable_annotation(
                 .is_some_and(|qualified_name| {
                     is_immutable_non_generic_type(qualified_name.segments())
                         || is_immutable_generic_type(qualified_name.segments())
-                        || extend_immutable_calls
-                            .iter()
-                            .any(|target| qualified_name == *target)
+                        || extend_immutable_calls.contains(&qualified_name)
                 })
         }
         Expr::Subscript(ast::ExprSubscript { value, slice, .. }) => semantic
@@ -308,9 +306,7 @@ pub fn is_immutable_func(
         .resolve_qualified_name(map_subscript(func))
         .is_some_and(|qualified_name| {
             is_immutable_return_type(qualified_name.segments())
-                || extend_immutable_calls
-                    .iter()
-                    .any(|target| qualified_name == *target)
+                || extend_immutable_calls.contains(&qualified_name)
         })
 }
 

crates/ruff_server/src/session/index.rs

@@ -559,7 +559,7 @@ impl DocumentQuery {
                 ruff_linter::source_kind::SourceKind::Python(document.contents().to_string())
             }
             Self::Notebook { notebook, .. } => {
-                ruff_linter::source_kind::SourceKind::IpyNotebook(notebook.make_ruff_notebook())
+                ruff_linter::source_kind::SourceKind::ipy_notebook(notebook.make_ruff_notebook())
             }
         }
     }

crates/ruff_server/src/session/index/ruff_settings.rs

@@ -462,7 +462,7 @@ impl ConfigurationTransformer for EditorConfigurationTransformer<'_> {
                     tracing::debug!(
                         "Combining settings from editor-specified inline configuration"
                     );
-                    match Configuration::from_options(options, None, project_root) {
+                    match Configuration::from_options(*options, None, project_root) {
                         Ok(configuration) => editor_configuration.combine(configuration),
                         Err(err) => {
                             tracing::error!(
@@ -516,10 +516,10 @@ mod tests {
     #[test]
     fn inline_settings() {
         let editor_settings = ResolvedEditorSettings {
-            configuration: Some(ResolvedConfiguration::Inline(Options {
+            configuration: Some(ResolvedConfiguration::Inline(Box::new(Options {
                 line_length: Some(LineLength::try_from(120).unwrap()),
                 ..Default::default()
-            })),
+            }))),
             ..Default::default()
         };
 
@@ -534,10 +534,10 @@ mod tests {
     #[test]
     fn inline_and_specific_settings_resolution_order() {
         let editor_settings = ResolvedEditorSettings {
-            configuration: Some(ResolvedConfiguration::Inline(Options {
+            configuration: Some(ResolvedConfiguration::Inline(Box::new(Options {
                 line_length: Some(LineLength::try_from(120).unwrap()),
                 ..Default::default()
-            })),
+            }))),
             line_length: Some(LineLength::try_from(100).unwrap()),
             ..Default::default()
         };

crates/ruff_server/src/session/settings.rs

@@ -52,7 +52,7 @@ pub(crate) struct ResolvedEditorSettings {
 #[cfg_attr(test, derive(PartialEq, Eq))]
 pub(crate) enum ResolvedConfiguration {
     FilePath(PathBuf),
-    Inline(Options),
+    Inline(Box<Options>),
 }
 
 impl TryFrom<&ClientConfiguration> for ResolvedConfiguration {
@@ -68,7 +68,7 @@ impl TryFrom<&ClientConfiguration> for ResolvedConfiguration {
                 if options.extend.is_some() {
                     Err(ResolvedConfigurationError::ExtendNotSupported)
                 } else {
-                    Ok(ResolvedConfiguration::Inline(options))
+                    Ok(ResolvedConfiguration::Inline(Box::new(options)))
                 }
             }
         }
@@ -991,7 +991,7 @@ mod tests {
                 fix_violation_enable: true,
                 show_syntax_errors: true,
                 editor_settings: ResolvedEditorSettings {
-                    configuration: Some(ResolvedConfiguration::Inline(Options {
+                    configuration: Some(ResolvedConfiguration::Inline(Box::new(Options {
                         line_length: Some(LineLength::try_from(100).unwrap()),
                         lint: Some(LintOptions {
                             common: LintCommonOptions {
@@ -1005,7 +1005,7 @@ mod tests {
                             ..Default::default()
                         }),
                         ..Default::default()
-                    })),
+                    }))),
                     extend_select: Some(vec![RuleSelector::from_str("RUF001").unwrap()]),
                     ..Default::default()
                 }

crates/ty_python_semantic/src/site_packages.rs

@@ -594,7 +594,7 @@ impl PythonHomePath {
         system
             .is_directory(&canonicalized)
             .then_some(Self(canonicalized))
-            .ok_or_else(|| io::Error::new(io::ErrorKind::Other, "not a directory"))
+            .ok_or_else(|| io::Error::other("not a directory"))
     }
 }
 

crates/ty_python_semantic/src/types.rs

@@ -5034,7 +5034,6 @@ impl<'db> Type<'db> {
     /// Note that this does not specialize generic classes, functions, or type aliases! That is a
     /// different operation that is performed explicitly (via a subscript operation), or implicitly
     /// via a call to the generic object.
-    #[must_use]
     #[salsa::tracked]
     pub fn apply_specialization(
         self,

rust-toolchain.toml

@@ -1,2 +1,2 @@
 [toolchain]
-channel = "1.86"
+channel = "1.87"