Implement Ranged on more structs (#6639)

## Summary

I noticed some inconsistencies around uses of `.range.start()`, structs
that have a `TextRange` field but don't implement `Ranged`, etc.

## Test Plan

`cargo test`

crates/ruff/src/checkers/ast/analyze/bindings.rs

@@ -1,4 +1,5 @@
 use ruff_diagnostics::{Diagnostic, Fix};
+use ruff_python_ast::Ranged;
 
 use crate::checkers::ast::Checker;
 use crate::codes::Rule;
@@ -29,7 +30,7 @@ pub(crate) fn bindings(checker: &mut Checker) {
                     pyflakes::rules::UnusedVariable {
                         name: binding.name(checker.locator).to_string(),
                     },
-                    binding.range,
+                    binding.range(),
                 );
                 if checker.patch(Rule::UnusedVariable) {
                     diagnostic.try_set_fix(|| {

crates/ruff/src/checkers/ast/analyze/deferred_scopes.rs

@@ -1,4 +1,5 @@
 use ruff_diagnostics::Diagnostic;
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::analyze::{branch_detection, visibility};
 use ruff_python_semantic::{Binding, BindingKind, ScopeKind};
 
@@ -81,7 +82,7 @@ pub(crate) fn deferred_scopes(checker: &mut Checker) {
                         pylint::rules::GlobalVariableNotAssigned {
                             name: (*name).to_string(),
                         },
-                        binding.range,
+                        binding.range(),
                     ));
                 }
             }
@@ -122,14 +123,14 @@ pub(crate) fn deferred_scopes(checker: &mut Checker) {
                     }
 
                     #[allow(deprecated)]
-                    let line = checker.locator.compute_line_index(shadowed.range.start());
+                    let line = checker.locator.compute_line_index(shadowed.start());
 
                     checker.diagnostics.push(Diagnostic::new(
                         pyflakes::rules::ImportShadowedByLoopVar {
                             name: name.to_string(),
                             line,
                         },
-                        binding.range,
+                        binding.range(),
                     ));
                 }
             }
@@ -218,13 +219,13 @@ pub(crate) fn deferred_scopes(checker: &mut Checker) {
                     }
 
                     #[allow(deprecated)]
-                    let line = checker.locator.compute_line_index(shadowed.range.start());
+                    let line = checker.locator.compute_line_index(shadowed.start());
                     let mut diagnostic = Diagnostic::new(
                         pyflakes::rules::RedefinedWhileUnused {
                             name: (*name).to_string(),
                             line,
                         },
-                        binding.range,
+                        binding.range(),
                     );
                     if let Some(range) = binding.parent_range(&checker.semantic) {
                         diagnostic.set_parent(range.start());

crates/ruff/src/checkers/ast/mod.rs

@@ -1855,7 +1855,7 @@ impl<'a> Checker<'a> {
             .map(|binding_id| &self.semantic.bindings[binding_id])
             .filter_map(|binding| match &binding.kind {
                 BindingKind::Export(Export { names }) => {
-                    Some(names.iter().map(|name| (*name, binding.range)))
+                    Some(names.iter().map(|name| (*name, binding.range())))
                 }
                 _ => None,
             })

crates/ruff/src/checkers/logical_lines.rs

@@ -1,10 +1,10 @@
-use ruff_python_parser::lexer::LexResult;
-use ruff_text_size::TextRange;
-
 use ruff_diagnostics::{Diagnostic, DiagnosticKind};
+use ruff_python_ast::Ranged;
 use ruff_python_codegen::Stylist;
+use ruff_python_parser::lexer::LexResult;
 use ruff_python_parser::TokenKind;
 use ruff_source_file::Locator;
+use ruff_text_size::TextRange;
 
 use crate::registry::{AsRule, Rule};
 use crate::rules::pycodestyle::rules::logical_lines::{

crates/ruff/src/docstrings/mod.rs

@@ -2,9 +2,8 @@ use std::fmt::{Debug, Formatter};
 use std::ops::Deref;
 
 use ruff_python_ast::{Expr, Ranged};
-use ruff_text_size::{TextRange, TextSize};
-
 use ruff_python_semantic::Definition;
+use ruff_text_size::TextRange;
 
 pub(crate) mod extraction;
 pub(crate) mod google;
@@ -28,43 +27,34 @@ impl<'a> Docstring<'a> {
         DocstringBody { docstring: self }
     }
 
-    pub(crate) fn start(&self) -> TextSize {
-        self.expr.start()
-    }
-
-    pub(crate) fn end(&self) -> TextSize {
-        self.expr.end()
-    }
-
-    pub(crate) fn range(&self) -> TextRange {
-        self.expr.range()
-    }
-
     pub(crate) fn leading_quote(&self) -> &'a str {
         &self.contents[TextRange::up_to(self.body_range.start())]
     }
 }
 
+impl Ranged for Docstring<'_> {
+    fn range(&self) -> TextRange {
+        self.expr.range()
+    }
+}
+
 #[derive(Copy, Clone)]
 pub(crate) struct DocstringBody<'a> {
     docstring: &'a Docstring<'a>,
 }
 
 impl<'a> DocstringBody<'a> {
-    #[inline]
-    pub(crate) fn start(self) -> TextSize {
-        self.range().start()
-    }
-
-    pub(crate) fn range(self) -> TextRange {
-        self.docstring.body_range + self.docstring.start()
-    }
-
     pub(crate) fn as_str(self) -> &'a str {
         &self.docstring.contents[self.docstring.body_range]
     }
 }
 
+impl Ranged for DocstringBody<'_> {
+    fn range(&self) -> TextRange {
+        self.docstring.body_range + self.docstring.start()
+    }
+}
+
 impl Deref for DocstringBody<'_> {
     type Target = str;
 

crates/ruff/src/docstrings/sections.rs

@@ -2,6 +2,7 @@ use std::fmt::{Debug, Formatter};
 use std::iter::FusedIterator;
 
 use ruff_python_ast::docstrings::{leading_space, leading_words};
+use ruff_python_ast::Ranged;
 use ruff_text_size::{TextLen, TextRange, TextSize};
 use strum_macros::EnumIter;
 
@@ -366,6 +367,12 @@ impl<'a> SectionContext<'a> {
     }
 }
 
+impl Ranged for SectionContext<'_> {
+    fn range(&self) -> TextRange {
+        self.range()
+    }
+}
+
 impl Debug for SectionContext<'_> {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         f.debug_struct("SectionContext")

crates/ruff/src/importer/mod.rs

@@ -194,7 +194,7 @@ impl<'a> Importer<'a> {
         // import and the current location, and thus the symbol would not be available). It's also
         // unclear whether should add an import statement at the start of the file, since it could
         // be shadowed between the import and the current location.
-        if imported_name.range().start() > at {
+        if imported_name.start() > at {
             return Some(Err(ResolutionError::ImportAfterUsage));
         }
 

crates/ruff/src/renamer.rs

@@ -4,6 +4,7 @@ use anyhow::{anyhow, Result};
 use itertools::Itertools;
 
 use ruff_diagnostics::Edit;
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::{Binding, BindingKind, Scope, ScopeId, SemanticModel};
 
 pub(crate) struct Renamer;
@@ -220,12 +221,12 @@ impl Renamer {
             BindingKind::Import(_) | BindingKind::FromImport(_) => {
                 if binding.is_alias() {
                     // Ex) Rename `import pandas as alias` to `import pandas as pd`.
-                    Some(Edit::range_replacement(target.to_string(), binding.range))
+                    Some(Edit::range_replacement(target.to_string(), binding.range()))
                 } else {
                     // Ex) Rename `import pandas` to `import pandas as pd`.
                     Some(Edit::range_replacement(
                         format!("{name} as {target}"),
-                        binding.range,
+                        binding.range(),
                     ))
                 }
             }
@@ -234,7 +235,7 @@ impl Renamer {
                 let module_name = import.call_path.first().unwrap();
                 Some(Edit::range_replacement(
                     format!("{module_name} as {target}"),
-                    binding.range,
+                    binding.range(),
                 ))
             }
             // Avoid renaming builtins and other "special" bindings.
@@ -254,7 +255,7 @@ impl Renamer {
             | BindingKind::FunctionDefinition(_)
             | BindingKind::Deletion
             | BindingKind::UnboundException(_) => {
-                Some(Edit::range_replacement(target.to_string(), binding.range))
+                Some(Edit::range_replacement(target.to_string(), binding.range()))
             }
         }
     }

crates/ruff/src/rules/flake8_bugbear/rules/unused_loop_control_variable.rs

@@ -163,7 +163,7 @@ pub(crate) fn unused_loop_control_variable(checker: &mut Checker, target: &Expr,
                     if scope
                         .get_all(name)
                         .map(|binding_id| checker.semantic().binding(binding_id))
-                        .filter(|binding| binding.range.start() >= expr.range().start())
+                        .filter(|binding| binding.start() >= expr.start())
                         .all(|binding| !binding.is_used())
                     {
                         diagnostic.set_fix(Fix::suggested(Edit::range_replacement(

crates/ruff/src/rules/flake8_import_conventions/rules/unconventional_import_alias.rs

@@ -2,6 +2,7 @@ use rustc_hash::FxHashMap;
 
 use ruff_diagnostics::{AutofixKind, Diagnostic, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::{Binding, Imported};
 
 use crate::checkers::ast::Checker;
@@ -76,7 +77,7 @@ pub(crate) fn unconventional_import_alias(
             name: qualified_name,
             asname: expected_alias.to_string(),
         },
-        binding.range,
+        binding.range(),
     );
     if checker.patch(diagnostic.kind.rule()) {
         if checker.semantic().is_available(expected_alias) {

crates/ruff/src/rules/flake8_pyi/rules/unaliased_collections_abc_set_import.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{AutofixKind, Diagnostic, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::Imported;
 use ruff_python_semantic::{Binding, BindingKind};
 
@@ -63,7 +64,7 @@ pub(crate) fn unaliased_collections_abc_set_import(
         return None;
     }
 
-    let mut diagnostic = Diagnostic::new(UnaliasedCollectionsAbcSetImport, binding.range);
+    let mut diagnostic = Diagnostic::new(UnaliasedCollectionsAbcSetImport, binding.range());
     if checker.patch(diagnostic.kind.rule()) {
         if checker.semantic().is_available("AbstractSet") {
             diagnostic.try_set_fix(|| {

crates/ruff/src/rules/flake8_pyi/rules/unused_private_type_definition.rs

@@ -1,6 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
-use ruff_python_ast::{self as ast, Expr, Stmt};
+use ruff_python_ast::{self as ast, Expr, Ranged, Stmt};
 use ruff_python_semantic::Scope;
 
 use crate::checkers::ast::Checker;
@@ -192,7 +192,7 @@ pub(crate) fn unused_private_type_var(
             UnusedPrivateTypeVar {
                 name: id.to_string(),
             },
-            binding.range,
+            binding.range(),
         ));
     }
 }
@@ -234,7 +234,7 @@ pub(crate) fn unused_private_protocol(
             UnusedPrivateProtocol {
                 name: class_def.name.to_string(),
             },
-            binding.range,
+            binding.range(),
         ));
     }
 }
@@ -280,7 +280,7 @@ pub(crate) fn unused_private_type_alias(
             UnusedPrivateTypeAlias {
                 name: id.to_string(),
             },
-            binding.range,
+            binding.range(),
         ));
     }
 }
@@ -321,7 +321,7 @@ pub(crate) fn unused_private_typed_dict(
             UnusedPrivateTypedDict {
                 name: class_def.name.to_string(),
             },
-            binding.range,
+            binding.range(),
         ));
     }
 }

crates/ruff/src/rules/flake8_return/rules/function.rs

@@ -558,7 +558,7 @@ fn unnecessary_assign(checker: &mut Checker, stack: &Stack) {
                     // Replace from the start of the assignment statement to the end of the equals
                     // sign.
                     TextRange::new(
-                        assign.range().start(),
+                        assign.start(),
                         assign
                             .range()
                             .start()

crates/ruff/src/rules/flake8_simplify/rules/ast_if.rs

@@ -693,7 +693,7 @@ pub(crate) fn use_ternary_operator(checker: &mut Checker, stmt: &Stmt) {
 fn body_range(branch: &IfElifBranch, locator: &Locator) -> TextRange {
     TextRange::new(
         locator.line_end(branch.test.end()),
-        locator.line_end(branch.range.end()),
+        locator.line_end(branch.end()),
     )
 }
 
@@ -731,7 +731,7 @@ pub(crate) fn if_with_same_arms(checker: &mut Checker, locator: &Locator, stmt_i
 
         checker.diagnostics.push(Diagnostic::new(
             IfWithSameArms,
-            TextRange::new(current_branch.range.start(), following_branch.range.end()),
+            TextRange::new(current_branch.start(), following_branch.end()),
         ));
     }
 }

crates/ruff/src/rules/flake8_type_checking/rules/runtime_import_in_type_checking_block.rs

@@ -5,6 +5,7 @@ use rustc_hash::FxHashMap;
 
 use ruff_diagnostics::{AutofixKind, Diagnostic, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::{AnyImport, Imported, ResolvedReferenceId, Scope, StatementId};
 use ruff_text_size::TextRange;
 
@@ -101,11 +102,11 @@ pub(crate) fn runtime_import_in_type_checking_block(
             let import = ImportBinding {
                 import,
                 reference_id,
-                range: binding.range,
+                range: binding.range(),
                 parent_range: binding.parent_range(checker.semantic()),
             };
 
-            if checker.rule_is_ignored(Rule::RuntimeImportInTypeCheckingBlock, import.range.start())
+            if checker.rule_is_ignored(Rule::RuntimeImportInTypeCheckingBlock, import.start())
                 || import.parent_range.is_some_and(|parent_range| {
                     checker.rule_is_ignored(
                         Rule::RuntimeImportInTypeCheckingBlock,
@@ -192,6 +193,12 @@ struct ImportBinding<'a> {
     parent_range: Option<TextRange>,
 }
 
+impl Ranged for ImportBinding<'_> {
+    fn range(&self) -> TextRange {
+        self.range
+    }
+}
+
 /// Generate a [`Fix`] to remove runtime imports from a type-checking block.
 fn fix_imports(
     checker: &Checker,
@@ -211,7 +218,7 @@ fn fix_imports(
     let at = imports
         .iter()
         .map(|ImportBinding { reference_id, .. }| {
-            checker.semantic().reference(*reference_id).range().start()
+            checker.semantic().reference(*reference_id).start()
         })
         .min()
         .expect("Expected at least one import");

crates/ruff/src/rules/flake8_type_checking/rules/typing_only_runtime_import.rs

@@ -5,6 +5,7 @@ use rustc_hash::FxHashMap;
 
 use ruff_diagnostics::{AutofixKind, Diagnostic, DiagnosticKind, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::{AnyImport, Binding, Imported, ResolvedReferenceId, Scope, StatementId};
 use ruff_text_size::TextRange;
 
@@ -308,11 +309,11 @@ pub(crate) fn typing_only_runtime_import(
             let import = ImportBinding {
                 import,
                 reference_id,
-                range: binding.range,
+                range: binding.range(),
                 parent_range: binding.parent_range(checker.semantic()),
             };
 
-            if checker.rule_is_ignored(rule_for(import_type), import.range.start())
+            if checker.rule_is_ignored(rule_for(import_type), import.start())
                 || import.parent_range.is_some_and(|parent_range| {
                     checker.rule_is_ignored(rule_for(import_type), parent_range.start())
                 })
@@ -390,6 +391,12 @@ struct ImportBinding<'a> {
     parent_range: Option<TextRange>,
 }
 
+impl Ranged for ImportBinding<'_> {
+    fn range(&self) -> TextRange {
+        self.range
+    }
+}
+
 /// Return the [`Rule`] for the given import type.
 fn rule_for(import_type: ImportType) -> Rule {
     match import_type {
@@ -456,7 +463,7 @@ fn fix_imports(
     let at = imports
         .iter()
         .map(|ImportBinding { reference_id, .. }| {
-            checker.semantic().reference(*reference_id).range().start()
+            checker.semantic().reference(*reference_id).start()
         })
         .min()
         .expect("Expected at least one import");

crates/ruff/src/rules/flake8_unused_arguments/rules/unused_arguments.rs

@@ -2,7 +2,7 @@ use std::iter;
 
 use regex::Regex;
 use ruff_python_ast as ast;
-use ruff_python_ast::{Parameter, Parameters};
+use ruff_python_ast::{Parameter, Parameters, Ranged};
 
 use ruff_diagnostics::DiagnosticKind;
 use ruff_diagnostics::{Diagnostic, Violation};
@@ -303,7 +303,7 @@ fn call<'a>(
         {
             Some(Diagnostic::new(
                 argumentable.check_for(arg.name.to_string()),
-                binding.range,
+                binding.range(),
             ))
         } else {
             None

crates/ruff/src/rules/isort/comments.rs

@@ -1,10 +1,9 @@
 use std::borrow::Cow;
 
-use ruff_python_ast::PySourceType;
+use ruff_python_ast::{PySourceType, Ranged};
 use ruff_python_parser::{lexer, AsMode, Tok};
-use ruff_text_size::{TextRange, TextSize};
-
 use ruff_source_file::Locator;
+use ruff_text_size::TextRange;
 
 #[derive(Debug)]
 pub(crate) struct Comment<'a> {
@@ -12,13 +11,9 @@ pub(crate) struct Comment<'a> {
     pub(crate) range: TextRange,
 }
 
-impl Comment<'_> {
+impl Ranged for Comment<'_> {
-    pub(crate) const fn start(&self) -> TextSize {
+    fn range(&self) -> TextRange {
-        self.range.start()
+        self.range
-    }
-
-    pub(crate) const fn end(&self) -> TextSize {
-        self.range.end()
     }
 }
 

crates/ruff/src/rules/perflint/rules/incorrect_dict_iterator.rs

@@ -173,7 +173,7 @@ fn is_unused(expr: &Expr, semantic: &SemanticModel) -> bool {
             scope
                 .get_all(id)
                 .map(|binding_id| semantic.binding(binding_id))
-                .filter(|binding| binding.range.start() >= expr.range().start())
+                .filter(|binding| binding.start() >= expr.start())
                 .all(|binding| !binding.is_used())
         }
         _ => false,

crates/ruff/src/rules/pycodestyle/rules/invalid_escape_sequence.rs

@@ -129,7 +129,7 @@ pub(crate) fn invalid_escape_sequence(
             for diagnostic in &mut invalid_escape_sequence {
                 diagnostic.set_fix(Fix::automatic(Edit::insertion(
                     r"\".to_string(),
-                    diagnostic.range().start() + TextSize::from(1),
+                    diagnostic.start() + TextSize::from(1),
                 )));
             }
         } else {

crates/ruff/src/rules/pycodestyle/rules/logical_lines/extraneous_whitespace.rs

@@ -3,6 +3,7 @@ use ruff_diagnostics::Diagnostic;
 use ruff_diagnostics::Edit;
 use ruff_diagnostics::Fix;
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
 use ruff_text_size::TextRange;
 

crates/ruff/src/rules/pycodestyle/rules/logical_lines/missing_whitespace.rs

@@ -1,9 +1,9 @@
-use ruff_text_size::TextSize;
-
 use ruff_diagnostics::Edit;
 use ruff_diagnostics::{AlwaysAutofixableViolation, Diagnostic, Fix};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
+use ruff_text_size::TextSize;
 
 use crate::checkers::logical_lines::LogicalLinesContext;
 

crates/ruff/src/rules/pycodestyle/rules/logical_lines/missing_whitespace_after_keyword.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::Violation;
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
 
 use crate::checkers::logical_lines::LogicalLinesContext;

crates/ruff/src/rules/pycodestyle/rules/logical_lines/missing_whitespace_around_operator.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{DiagnosticKind, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
 
 use crate::checkers::logical_lines::LogicalLinesContext;

crates/ruff/src/rules/pycodestyle/rules/logical_lines/mod.rs

@@ -13,6 +13,7 @@ use std::fmt::{Debug, Formatter};
 use std::iter::FusedIterator;
 
 use bitflags::bitflags;
+use ruff_python_ast::Ranged;
 use ruff_python_parser::lexer::LexResult;
 use ruff_text_size::{TextLen, TextRange, TextSize};
 
@@ -310,22 +311,11 @@ impl LogicalLineToken {
     pub(crate) const fn kind(&self) -> TokenKind {
         self.kind
     }
-
-    /// Returns the token's start location
-    #[inline]
-    pub(crate) const fn start(&self) -> TextSize {
-        self.range.start()
-    }
-
-    /// Returns the token's end location
-    #[inline]
-    pub(crate) const fn end(&self) -> TextSize {
-        self.range.end()
 }
 
+impl Ranged for LogicalLineToken {
     /// Returns a tuple with the token's `(start, end)` locations
-    #[inline]
+    fn range(&self) -> TextRange {
-    pub(crate) const fn range(&self) -> TextRange {
         self.range
     }
 }

crates/ruff/src/rules/pycodestyle/rules/logical_lines/space_around_operator.rs

@@ -1,8 +1,8 @@
-use ruff_text_size::TextRange;
-
 use ruff_diagnostics::Violation;
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
+use ruff_text_size::TextRange;
 
 use crate::checkers::logical_lines::LogicalLinesContext;
 

crates/ruff/src/rules/pycodestyle/rules/logical_lines/whitespace_around_keywords.rs

@@ -1,7 +1,7 @@
-use ruff_text_size::TextRange;
-
 use ruff_diagnostics::Violation;
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
+use ruff_text_size::TextRange;
 
 use crate::checkers::logical_lines::LogicalLinesContext;
 

crates/ruff/src/rules/pycodestyle/rules/logical_lines/whitespace_around_named_parameter_equals.rs

@@ -1,8 +1,8 @@
-use ruff_text_size::{TextRange, TextSize};
-
 use ruff_diagnostics::Violation;
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
+use ruff_text_size::{TextRange, TextSize};
 
 use crate::checkers::logical_lines::LogicalLinesContext;
 use crate::rules::pycodestyle::rules::logical_lines::{LogicalLine, LogicalLineToken};

crates/ruff/src/rules/pycodestyle/rules/logical_lines/whitespace_before_comment.rs

@@ -1,10 +1,10 @@
-use ruff_text_size::{TextLen, TextRange, TextSize};
-
 use ruff_diagnostics::Violation;
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
 use ruff_python_trivia::PythonWhitespace;
 use ruff_source_file::Locator;
+use ruff_text_size::{TextLen, TextRange, TextSize};
 
 use crate::checkers::logical_lines::LogicalLinesContext;
 use crate::rules::pycodestyle::rules::logical_lines::LogicalLine;

crates/ruff/src/rules/pycodestyle/rules/logical_lines/whitespace_before_parameters.rs

@@ -1,8 +1,8 @@
-use ruff_text_size::{TextRange, TextSize};
-
 use ruff_diagnostics::{AlwaysAutofixableViolation, Diagnostic, Edit, Fix};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_parser::TokenKind;
+use ruff_text_size::{TextRange, TextSize};
 
 use crate::checkers::logical_lines::LogicalLinesContext;
 use crate::rules::pycodestyle::rules::logical_lines::LogicalLine;

crates/ruff/src/rules/pydocstyle/rules/backslashes.rs

@@ -2,6 +2,7 @@ use memchr::memchr_iter;
 
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 
 use crate::checkers::ast::Checker;
 use crate::docstrings::Docstring;

crates/ruff/src/rules/pydocstyle/rules/blank_after_summary.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{AutofixKind, Diagnostic, Edit, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_source_file::{UniversalNewlineIterator, UniversalNewlines};
 
 use crate::checkers::ast::Checker;

crates/ruff/src/rules/pydocstyle/rules/ends_with_period.rs

@@ -3,6 +3,7 @@ use strum::IntoEnumIterator;
 
 use ruff_diagnostics::{AlwaysAutofixableViolation, Diagnostic, Edit, Fix};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_source_file::{UniversalNewlineIterator, UniversalNewlines};
 
 use crate::checkers::ast::Checker;

crates/ruff/src/rules/pydocstyle/rules/ends_with_punctuation.rs

@@ -3,6 +3,7 @@ use strum::IntoEnumIterator;
 
 use ruff_diagnostics::{AlwaysAutofixableViolation, Diagnostic, Edit, Fix};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_source_file::{UniversalNewlineIterator, UniversalNewlines};
 
 use crate::checkers::ast::Checker;

crates/ruff/src/rules/pydocstyle/rules/indent.rs

@@ -1,10 +1,10 @@
-use ruff_text_size::{TextLen, TextRange};
-
 use ruff_diagnostics::{AlwaysAutofixableViolation, Violation};
 use ruff_diagnostics::{Diagnostic, Edit, Fix};
 use ruff_macros::{derive_message_formats, violation};
 use ruff_python_ast::docstrings::{clean_space, leading_space};
+use ruff_python_ast::Ranged;
 use ruff_source_file::NewlineWithTrailingNewline;
+use ruff_text_size::{TextLen, TextRange};
 
 use crate::checkers::ast::Checker;
 use crate::docstrings::Docstring;

crates/ruff/src/rules/pydocstyle/rules/no_signature.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_source_file::UniversalNewlines;
 
 use crate::checkers::ast::Checker;

crates/ruff/src/rules/pydocstyle/rules/no_surrounding_whitespace.rs

@@ -1,8 +1,8 @@
-use ruff_text_size::{TextLen, TextRange};
-
 use ruff_diagnostics::{AutofixKind, Diagnostic, Edit, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_source_file::NewlineWithTrailingNewline;
+use ruff_text_size::{TextLen, TextRange};
 
 use crate::checkers::ast::Checker;
 use crate::docstrings::Docstring;

crates/ruff/src/rules/pydocstyle/rules/non_imperative_mood.rs

@@ -6,6 +6,7 @@ use once_cell::sync::Lazy;
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
 use ruff_python_ast::call_path::{from_qualified_name, CallPath};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::analyze::visibility::{is_property, is_test};
 use ruff_source_file::UniversalNewlines;
 

crates/ruff/src/rules/pydocstyle/rules/not_empty.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 
 use crate::checkers::ast::Checker;
 use crate::docstrings::Docstring;

crates/ruff/src/rules/pydocstyle/rules/one_liner.rs

@@ -1,6 +1,7 @@
 use ruff_diagnostics::{AutofixKind, Diagnostic, Edit, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
 use ruff_python_ast::str::{leading_quote, trailing_quote};
+use ruff_python_ast::Ranged;
 use ruff_source_file::NewlineWithTrailingNewline;
 
 use crate::checkers::ast::Checker;

crates/ruff/src/rules/pydocstyle/rules/sections.rs

@@ -8,7 +8,7 @@ use ruff_diagnostics::{Diagnostic, Edit, Fix};
 use ruff_macros::{derive_message_formats, violation};
 use ruff_python_ast::docstrings::{clean_space, leading_space};
 use ruff_python_ast::identifier::Identifier;
-use ruff_python_ast::ParameterWithDefault;
+use ruff_python_ast::{ParameterWithDefault, Ranged};
 use ruff_python_semantic::analyze::visibility::is_staticmethod;
 use ruff_python_trivia::{textwrap::dedent, PythonWhitespace};
 use ruff_source_file::NewlineWithTrailingNewline;
@@ -1640,7 +1640,7 @@ fn common_section(
             if checker.patch(diagnostic.kind.rule()) {
                 // Replace the existing indentation with whitespace of the appropriate length.
                 let content = clean_space(docstring.indentation);
-                let fix_range = TextRange::at(context.range().start(), leading_space.text_len());
+                let fix_range = TextRange::at(context.start(), leading_space.text_len());
 
                 diagnostic.set_fix(Fix::automatic(if content.is_empty() {
                     Edit::range_deletion(fix_range)
@@ -1667,7 +1667,7 @@ fn common_section(
                     // Add a newline at the beginning of the next section.
                     diagnostic.set_fix(Fix::automatic(Edit::insertion(
                         line_end.to_string(),
-                        next.range().start(),
+                        next.start(),
                     )));
                 }
                 checker.diagnostics.push(diagnostic);
@@ -1684,7 +1684,7 @@ fn common_section(
                     // Add a newline after the section.
                     diagnostic.set_fix(Fix::automatic(Edit::insertion(
                         format!("{}{}", line_end, docstring.indentation),
-                        context.range().end(),
+                        context.end(),
                     )));
                 }
                 checker.diagnostics.push(diagnostic);
@@ -1704,7 +1704,7 @@ fn common_section(
                 // Add a blank line before the section.
                 diagnostic.set_fix(Fix::automatic(Edit::insertion(
                     line_end.to_string(),
-                    context.range().start(),
+                    context.start(),
                 )));
             }
             checker.diagnostics.push(diagnostic);

crates/ruff/src/rules/pydocstyle/rules/starts_with_this.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 
 use crate::checkers::ast::Checker;
 use crate::docstrings::Docstring;

crates/ruff/src/rules/pydocstyle/rules/triple_quotes.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_codegen::Quote;
 
 use crate::checkers::ast::Checker;

crates/ruff/src/rules/pyflakes/fixes.rs

@@ -96,10 +96,8 @@ pub(crate) fn remove_exception_handler_assignment(
     locator: &Locator,
 ) -> Result<Edit> {
     // Lex backwards, to the token just before the `as`.
-    let mut tokenizer = SimpleTokenizer::up_to_without_back_comment(
+    let mut tokenizer =
-        bound_exception.range.start(),
+        SimpleTokenizer::up_to_without_back_comment(bound_exception.start(), locator.contents())
-        locator.contents(),
-    )
             .skip_trivia();
 
     // Eat the `as` token.
@@ -114,7 +112,7 @@ pub(crate) fn remove_exception_handler_assignment(
         .context("expected the exception name to be preceded by a token")?;
 
     // Lex forwards, to the `:` token.
-    let following = SimpleTokenizer::starts_at(bound_exception.range.end(), locator.contents())
+    let following = SimpleTokenizer::starts_at(bound_exception.end(), locator.contents())
         .skip_trivia()
         .next()
         .context("expected the exception name to be followed by a colon")?;

crates/ruff/src/rules/pyflakes/rules/undefined_local.rs

@@ -2,6 +2,7 @@ use std::string::ToString;
 
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::{Scope, ScopeId};
 
 use crate::checkers::ast::Checker;

crates/ruff/src/rules/pyflakes/rules/unused_annotation.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::Scope;
 
 use crate::checkers::ast::Checker;
@@ -44,7 +45,7 @@ pub(crate) fn unused_annotation(
             && !binding.is_used()
             && !checker.settings.dummy_variable_rgx.is_match(name)
         {
-            Some((name.to_string(), binding.range))
+            Some((name.to_string(), binding.range()))
         } else {
             None
         }

crates/ruff/src/rules/pyflakes/rules/unused_import.rs

@@ -5,6 +5,7 @@ use rustc_hash::FxHashMap;
 
 use ruff_diagnostics::{AutofixKind, Diagnostic, Fix, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::{AnyImport, Exceptions, Imported, Scope, StatementId};
 use ruff_text_size::TextRange;
 
@@ -124,11 +125,11 @@ pub(crate) fn unused_import(checker: &Checker, scope: &Scope, diagnostics: &mut
 
         let import = ImportBinding {
             import,
-            range: binding.range,
+            range: binding.range(),
             parent_range: binding.parent_range(checker.semantic()),
         };
 
-        if checker.rule_is_ignored(Rule::UnusedImport, import.range.start())
+        if checker.rule_is_ignored(Rule::UnusedImport, import.start())
             || import.parent_range.is_some_and(|parent_range| {
                 checker.rule_is_ignored(Rule::UnusedImport, parent_range.start())
             })
@@ -226,6 +227,12 @@ struct ImportBinding<'a> {
     parent_range: Option<TextRange>,
 }
 
+impl Ranged for ImportBinding<'_> {
+    fn range(&self) -> TextRange {
+        self.range
+    }
+}
+
 /// Generate a [`Fix`] to remove unused imports from a statement.
 fn fix_imports(
     checker: &Checker,

crates/ruff/src/rules/pyflakes/rules/unused_variable.rs

@@ -320,7 +320,7 @@ pub(crate) fn unused_variable(checker: &Checker, scope: &Scope, diagnostics: &mu
                         | "__debuggerskip__"
                 )
             {
-                return Some((name.to_string(), binding.range, binding.source));
+                return Some((name.to_string(), binding.range(), binding.source));
             }
 
             None

crates/ruff/src/rules/pylint/rules/invalid_all_format.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::Binding;
 
 /// ## What it does
@@ -37,7 +38,7 @@ impl Violation for InvalidAllFormat {
 /// PLE0605
 pub(crate) fn invalid_all_format(binding: &Binding) -> Option<Diagnostic> {
     if binding.is_invalid_all_format() {
-        Some(Diagnostic::new(InvalidAllFormat, binding.range))
+        Some(Diagnostic::new(InvalidAllFormat, binding.range()))
     } else {
         None
     }

crates/ruff/src/rules/pylint/rules/invalid_all_object.rs

@@ -1,5 +1,6 @@
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
+use ruff_python_ast::Ranged;
 use ruff_python_semantic::Binding;
 
 /// ## What it does
@@ -37,7 +38,7 @@ impl Violation for InvalidAllObject {
 /// PLE0604
 pub(crate) fn invalid_all_object(binding: &Binding) -> Option<Diagnostic> {
     if binding.is_invalid_all_object() {
-        Some(Diagnostic::new(InvalidAllObject, binding.range))
+        Some(Diagnostic::new(InvalidAllObject, binding.range()))
     } else {
         None
     }

crates/ruff/src/rules/pyupgrade/rules/outdated_version_block.rs

@@ -201,10 +201,10 @@ fn fix_py2_block(checker: &Checker, stmt_if: &StmtIf, branch: &IfElifBranch) ->
                 .elif_else_clauses
                 .iter()
                 .map(Ranged::start)
-                .find(|start| *start > branch.range.start());
+                .find(|start| *start > branch.start());
             Some(Fix::suggested(Edit::deletion(
-                branch.range.start(),
+                branch.start(),
-                next_start.unwrap_or(branch.range.end()),
+                next_start.unwrap_or(branch.end()),
             )))
         }
     }
@@ -256,7 +256,7 @@ fn fix_py3_block(checker: &mut Checker, stmt_if: &StmtIf, branch: &IfElifBranch)
                 .slice(TextRange::new(branch.test.end(), end.end()));
             Some(Fix::suggested(Edit::range_replacement(
                 format!("else{text}"),
-                TextRange::new(branch.range.start(), stmt_if.end()),
+                TextRange::new(branch.start(), stmt_if.end()),
             )))
         }
     }

crates/ruff_python_ast/src/stmt_if.rs

@@ -24,6 +24,12 @@ pub struct IfElifBranch<'a> {
     pub range: TextRange,
 }
 
+impl Ranged for IfElifBranch<'_> {
+    fn range(&self) -> TextRange {
+        self.range
+    }
+}
+
 pub fn if_elif_branches(stmt_if: &StmtIf) -> impl Iterator<Item = IfElifBranch> {
     iter::once(IfElifBranch {
         kind: BranchKind::If,

crates/ruff_python_formatter/src/comments/format.rs

@@ -327,7 +327,7 @@ impl Format<PyFormatContext<'_>> for FormatComment<'_> {
         }
 
         let start = slice.start() + start_offset;
-        let end = slice.range().end() - trailing_whitespace_len;
+        let end = slice.end() - trailing_whitespace_len;
 
         write!(
             f,

crates/ruff_python_formatter/src/comments/placement.rs

@@ -445,7 +445,7 @@ fn handle_own_line_comment_between_branches<'a>(
 
     // It depends on the indentation level of the comment if it is a leading comment for the
     // following branch or if it a trailing comment of the previous body's last statement.
-    let comment_indentation = indentation_at_offset(comment.slice().range().start(), locator)
+    let comment_indentation = indentation_at_offset(comment.slice().start(), locator)
         .unwrap_or_default()
         .len();
 
@@ -529,7 +529,7 @@ fn handle_own_line_comment_after_branch<'a>(
 
     // We only care about the length because indentations with mixed spaces and tabs are only valid if
     // the indent-level doesn't depend on the tab width (the indent level must be the same if the tab width is 1 or 8).
-    let comment_indentation = indentation_at_offset(comment.slice().range().start(), locator)
+    let comment_indentation = indentation_at_offset(comment.slice().start(), locator)
         .unwrap_or_default()
         .len();
 
@@ -1314,7 +1314,7 @@ fn handle_comprehension_comment<'a>(
     //      b in c
     //  ]
     // ```
-    if comment.slice().end() < comprehension.target.range().start() {
+    if comment.slice().end() < comprehension.target.start() {
         return if is_own_line {
             // own line comments are correctly assigned as leading the target
             CommentPlacement::Default(comment)
@@ -1325,10 +1325,7 @@ fn handle_comprehension_comment<'a>(
     }
 
     let in_token = find_only_token_in_range(
-        TextRange::new(
+        TextRange::new(comprehension.target.end(), comprehension.iter.start()),
-            comprehension.target.range().end(),
-            comprehension.iter.range().start(),
-        ),
         SimpleTokenKind::In,
         locator,
     );
@@ -1361,7 +1358,7 @@ fn handle_comprehension_comment<'a>(
     //      c
     //  ]
     // ```
-    if comment.slice().start() < comprehension.iter.range().start() {
+    if comment.slice().start() < comprehension.iter.start() {
         return if is_own_line {
             CommentPlacement::Default(comment)
         } else {
@@ -1370,7 +1367,7 @@ fn handle_comprehension_comment<'a>(
         };
     }
 
-    let mut last_end = comprehension.iter.range().end();
+    let mut last_end = comprehension.iter.end();
 
     for if_node in &comprehension.ifs {
         // ```python
@@ -1391,7 +1388,7 @@ fn handle_comprehension_comment<'a>(
         // ]
         // ```
         let if_token = find_only_token_in_range(
-            TextRange::new(last_end, if_node.range().start()),
+            TextRange::new(last_end, if_node.start()),
             SimpleTokenKind::If,
             locator,
         );
@@ -1400,11 +1397,11 @@ fn handle_comprehension_comment<'a>(
                 return CommentPlacement::dangling(if_node, comment);
             }
         } else if if_token.start() < comment.slice().start()
-            && comment.slice().start() < if_node.range().start()
+            && comment.slice().start() < if_node.start()
         {
             return CommentPlacement::dangling(if_node, comment);
         }
-        last_end = if_node.range().end();
+        last_end = if_node.end();
     }
 
     CommentPlacement::Default(comment)

crates/ruff_python_formatter/src/expression/expr_slice.rs

@@ -1,4 +1,4 @@
-use ruff_python_ast::{Expr, ExprSlice, ExprUnaryOp, Ranged, UnaryOp};
+use ruff_python_ast::{Expr, ExprSlice, ExprUnaryOp, UnaryOp};
 use ruff_text_size::TextRange;
 
 use ruff_formatter::prelude::{hard_line_break, line_suffix_boundary, space, text};
@@ -20,13 +20,18 @@ impl FormatNodeRule<ExprSlice> for FormatExprSlice {
     fn fmt_fields(&self, item: &ExprSlice, f: &mut PyFormatter) -> FormatResult<()> {
         // `[lower:upper:step]`
         let ExprSlice {
-            range,
             lower,
             upper,
             step,
+            range,
         } = item;
 
-        let (first_colon, second_colon) = find_colons(f.context().source(), *range, lower, upper)?;
+        let (first_colon, second_colon) = find_colons(
+            f.context().source(),
+            *range,
+            lower.as_deref(),
+            upper.as_deref(),
+        )?;
 
         // Handle comment placement
         // In placements.rs, we marked comment for None nodes a dangling and associated all others
@@ -36,14 +41,14 @@ impl FormatNodeRule<ExprSlice> for FormatExprSlice {
         let comments = f.context().comments().clone();
         let slice_dangling_comments = comments.dangling_comments(item.as_any_node_ref());
         // Put the dangling comments (where the nodes are missing) into buckets
-        let first_colon_partition_index = slice_dangling_comments
+        let first_colon_partition_index =
-            .partition_point(|x| x.slice().start() < first_colon.range.start());
+            slice_dangling_comments.partition_point(|x| x.slice().start() < first_colon.start());
         let (dangling_lower_comments, dangling_upper_step_comments) =
             slice_dangling_comments.split_at(first_colon_partition_index);
         let (dangling_upper_comments, dangling_step_comments) =
             if let Some(second_colon) = &second_colon {
                 let second_colon_partition_index = dangling_upper_step_comments
-                    .partition_point(|x| x.slice().start() < second_colon.range.start());
+                    .partition_point(|x| x.slice().start() < second_colon.start());
                 dangling_upper_step_comments.split_at(second_colon_partition_index)
             } else {
                 // Without a second colon they remaining dangling comments belong between the first
@@ -153,27 +158,27 @@ impl FormatNodeRule<ExprSlice> for FormatExprSlice {
 pub(crate) fn find_colons(
     contents: &str,
     range: TextRange,
-    lower: &Option<Box<Expr>>,
+    lower: Option<&Expr>,
-    upper: &Option<Box<Expr>>,
+    upper: Option<&Expr>,
 ) -> FormatResult<(SimpleToken, Option<SimpleToken>)> {
     let after_lower = lower
         .as_ref()
-        .map_or(range.start(), |lower| lower.range().end());
+        .map_or(range.start(), ruff_python_ast::Ranged::end);
     let mut tokens = SimpleTokenizer::new(contents, TextRange::new(after_lower, range.end()))
         .skip_trivia()
         .skip_while(|token| token.kind == SimpleTokenKind::RParen);
     let first_colon = tokens.next().ok_or(FormatError::syntax_error(
-        "Din't find any token for slice first colon",
+        "Didn't find any token for slice first colon",
     ))?;
     if first_colon.kind != SimpleTokenKind::Colon {
         return Err(FormatError::syntax_error(
-            "slice first colon token was not a colon",
+            "Slice first colon token was not a colon",
         ));
     }
 
     let after_upper = upper
         .as_ref()
-        .map_or(first_colon.end(), |upper| upper.range().end());
+        .map_or(first_colon.end(), ruff_python_ast::Ranged::end);
     let mut tokens = SimpleTokenizer::new(contents, TextRange::new(after_upper, range.end()))
         .skip_trivia()
         .skip_while(|token| token.kind == SimpleTokenKind::RParen);
@@ -206,6 +211,7 @@ fn is_simple_expr(expr: &Expr) -> bool {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub(crate) enum ExprSliceCommentSection {
     Lower,
     Upper,
@@ -229,21 +235,22 @@ pub(crate) fn assign_comment_in_slice(
     expr_slice: &ExprSlice,
 ) -> ExprSliceCommentSection {
     let ExprSlice {
-        range,
         lower,
         upper,
         step: _,
+        range,
     } = expr_slice;
 
-    let (first_colon, second_colon) = find_colons(contents, *range, lower, upper)
+    let (first_colon, second_colon) =
+        find_colons(contents, *range, lower.as_deref(), upper.as_deref())
             .expect("SyntaxError when trying to parse slice");
 
-    if comment.start() < first_colon.range.start() {
+    if comment.start() < first_colon.start() {
         ExprSliceCommentSection::Lower
     } else {
         // We are to the right of the first colon
         if let Some(second_colon) = second_colon {
-            if comment.start() < second_colon.range.start() {
+            if comment.start() < second_colon.start() {
                 ExprSliceCommentSection::Upper
             } else {
                 ExprSliceCommentSection::Step

crates/ruff_python_formatter/src/expression/expr_unary_op.rs

@@ -91,7 +91,7 @@ fn is_operand_parenthesized(unary: &ExprUnaryOp, source: &str) -> bool {
         UnaryOp::USub => '-'.text_len(),
     };
 
-    let trivia_range = TextRange::new(unary.range.start() + operator_len, unary.operand.start());
+    let trivia_range = TextRange::new(unary.start() + operator_len, unary.operand.start());
 
     if let Some(token) = SimpleTokenizer::new(source, trivia_range)
         .skip_trivia()

crates/ruff_python_formatter/src/expression/string.rs

@@ -269,6 +269,12 @@ struct FormatStringPart {
     is_raw_string: bool,
 }
 
+impl Ranged for FormatStringPart {
+    fn range(&self) -> TextRange {
+        self.range
+    }
+}
+
 impl FormatStringPart {
     fn new(range: TextRange, quoting: Quoting, locator: &Locator, quote_style: QuoteStyle) -> Self {
         let string_content = locator.slice(range);
@@ -317,10 +323,10 @@ impl Format<PyFormatContext<'_>> for FormatStringPart {
         write!(f, [self.prefix, self.preferred_quotes])?;
         match normalized {
             Cow::Borrowed(_) => {
-                source_text_slice(self.range, contains_newlines).fmt(f)?;
+                source_text_slice(self.range(), contains_newlines).fmt(f)?;
             }
             Cow::Owned(normalized) => {
-                dynamic_text(&normalized, Some(self.range.start())).fmt(f)?;
+                dynamic_text(&normalized, Some(self.start())).fmt(f)?;
             }
         }
         self.preferred_quotes.fmt(f)
@@ -781,12 +787,12 @@ fn format_docstring(string_part: &FormatStringPart, f: &mut PyFormatter) -> Form
     let locator = f.context().locator();
 
     // Black doesn't change the indentation of docstrings that contain an escaped newline
-    if locator.slice(string_part.range).contains("\\\n") {
+    if locator.slice(string_part.range()).contains("\\\n") {
         return string_part.fmt(f);
     }
 
     let (normalized, _) = normalize_string(
-        locator.slice(string_part.range),
+        locator.slice(string_part.range()),
         string_part.preferred_quotes,
         string_part.is_raw_string,
     );
@@ -799,13 +805,13 @@ fn format_docstring(string_part: &FormatStringPart, f: &mut PyFormatter) -> Form
     write!(
         f,
         [
-            source_position(string_part.range.start()),
+            source_position(string_part.start()),
             string_part.prefix,
             string_part.preferred_quotes
         ]
     )?;
     // We track where in the source docstring we are (in source code byte offsets)
-    let mut offset = string_part.range.start();
+    let mut offset = string_part.start();
 
     // The first line directly after the opening quotes has different rules than the rest, mainly
     // that we remove all leading whitespace as there's no indentation
@@ -892,7 +898,7 @@ fn format_docstring(string_part: &FormatStringPart, f: &mut PyFormatter) -> Form
         f,
         [
             string_part.preferred_quotes,
-            source_position(string_part.range.end())
+            source_position(string_part.end())
         ]
     )
 }

crates/ruff_python_formatter/src/other/comprehension.rs

@@ -39,7 +39,7 @@ impl FormatNodeRule<Comprehension> for FormatComprehension {
         let dangling_item_comments = comments.dangling_comments(item);
         let (before_target_comments, before_in_comments) = dangling_item_comments.split_at(
             dangling_item_comments
-                .partition_point(|comment| comment.slice().end() < target.range().start()),
+                .partition_point(|comment| comment.slice().end() < target.start()),
         );
 
         let trailing_in_comments = comments.dangling_comments(iter);

crates/ruff_python_formatter/src/other/match_case.rs

@@ -79,7 +79,7 @@ fn is_match_case_pattern_parenthesized(
 ) -> FormatResult<bool> {
     let mut tokenizer = SimpleTokenizer::new(
         context.source(),
-        TextRange::new(case.range().start(), pattern.range().start()),
+        TextRange::new(case.start(), pattern.start()),
     )
     .skip_trivia();
 

crates/ruff_python_formatter/src/other/parameters.rs

@@ -416,7 +416,7 @@ pub(crate) fn find_parameter_separators(
             debug_assert!(star.kind() == SimpleTokenKind::Star, "{star:?}");
 
             Some(ParameterSeparator {
-                preceding_end: parameters.range.start(),
+                preceding_end: parameters.start(),
                 separator: star.range,
                 following_start: first_keyword_argument.start(),
             })

crates/ruff_python_formatter/src/type_param/type_params.rs

@@ -6,7 +6,7 @@ use ruff_formatter::write;
 use ruff_formatter::FormatResult;
 use ruff_python_ast::node::AstNode;
 
-use ruff_python_ast::TypeParams;
+use ruff_python_ast::{Ranged, TypeParams};
 
 #[derive(Default)]
 pub struct FormatTypeParams;
@@ -26,7 +26,7 @@ impl FormatNodeRule<TypeParams> for FormatTypeParams {
         write!(f, [trailing_comments(dangling_comments)])?;
 
         let items = format_with(|f| {
-            f.join_comma_separated(item.range.end())
+            f.join_comma_separated(item.end())
                 .nodes(item.type_params.iter())
                 .finish()
         });

crates/ruff_python_parser/src/function.rs

@@ -66,7 +66,7 @@ pub(crate) fn validate_pos_params(
     if let Some(invalid) = first_invalid {
         return Err(LexicalError {
             error: LexicalErrorType::DefaultArgumentError,
-            location: invalid.parameter.range.start(),
+            location: invalid.parameter.start(),
         });
     }
     Ok(())

crates/ruff_python_parser/src/string.rs

@@ -318,9 +318,8 @@ impl<'a> StringParser<'a> {
                                     )
                                 })?;
                         let leading =
-                            &expression[..usize::from(value.range().start() - start_location) - 1];
+                            &expression[..usize::from(value.start() - start_location) - 1];
-                        let trailing =
+                        let trailing = &expression[usize::from(value.end() - start_location) - 1..];
-                            &expression[usize::from(value.range().end() - start_location) - 1..];
                         vec![Expr::from(ast::ExprFormattedValue {
                             value: Box::new(value),
                             debug_text: Some(ast::DebugText {

crates/ruff_python_semantic/src/binding.rs

@@ -283,6 +283,12 @@ bitflags! {
     }
 }
 
+impl Ranged for Binding<'_> {
+    fn range(&self) -> TextRange {
+        self.range
+    }
+}
+
 /// ID uniquely identifying a [Binding] in a program.
 ///
 /// Using a `u32` to identify [Binding]s should is sufficient because Ruff only supports documents with a

crates/ruff_python_semantic/src/reference.rs

@@ -3,6 +3,7 @@ use ruff_text_size::TextRange;
 use std::ops::Deref;
 
 use ruff_index::{newtype_index, IndexSlice, IndexVec};
+use ruff_python_ast::Ranged;
 use ruff_source_file::Locator;
 
 use crate::context::ExecutionContext;
@@ -26,11 +27,6 @@ impl ResolvedReference {
         self.scope_id
     }
 
-    /// The range of the reference in the source code.
-    pub const fn range(&self) -> TextRange {
-        self.range
-    }
-
     /// The [`ExecutionContext`] of the reference.
     pub const fn context(&self) -> ExecutionContext {
         if self.flags.intersects(SemanticModelFlags::TYPING_CONTEXT) {
@@ -41,6 +37,13 @@ impl ResolvedReference {
     }
 }
 
+impl Ranged for ResolvedReference {
+    /// The range of the reference in the source code.
+    fn range(&self) -> TextRange {
+        self.range
+    }
+}
+
 /// Id uniquely identifying a read reference in a program.
 #[newtype_index]
 pub struct ResolvedReferenceId;

crates/ruff_shrinking/src/main.rs

@@ -87,10 +87,8 @@ impl Strategy for StrategyRemoveModuleMember {
     ) -> Result<Box<dyn ExactSizeStringIter + 'a>> {
         let iter = ast.iter().map(|stmt| {
             // trim the newlines the range misses
-            input[..stmt.range().start().to_usize()]
+            input[..stmt.start().to_usize()].trim_end().to_string()
-                .trim_end()
+                + input[stmt.end().to_usize()..].trim_start()
-                .to_string()
-                + input[stmt.range().end().to_usize()..].trim_start()
         });
         Ok(Box::new(iter))
     }