Change HasSession to HasSourceMap

Author: Jarcho

clippy_lints/src/bool_to_int_with_if.rs

@@ -1,5 +1,4 @@
 use clippy_utils::diagnostics::span_lint_and_then;
-use clippy_utils::source::HasSession;
 use clippy_utils::sugg::Sugg;
 use clippy_utils::{higher, is_else_clause, is_in_const_context, span_contains_comment};
 use rustc_ast::LitKind;
@@ -59,7 +58,7 @@ impl<'tcx> LateLintPass<'tcx> for BoolToIntWithIf {
             && !is_in_const_context(cx)
         {
             let ty = cx.typeck_results().expr_ty(then);
-            let mut applicability = if span_contains_comment(cx.sess().source_map(), expr.span) {
+            let mut applicability = if span_contains_comment(cx, expr.span) {
                 Applicability::MaybeIncorrect
             } else {
                 Applicability::MachineApplicable

clippy_lints/src/double_parens.rs

@@ -1,8 +1,8 @@
 use clippy_utils::diagnostics::span_lint_and_sugg;
-use clippy_utils::source::{HasSession, SpanRangeExt, snippet_with_applicability, snippet_with_context};
+use clippy_utils::source::{SpanRangeExt, snippet_with_applicability, snippet_with_context};
 use rustc_ast::ast::{Expr, ExprKind, MethodCall};
 use rustc_errors::Applicability;
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_session::declare_lint_pass;
 
 declare_clippy_lint! {

clippy_lints/src/if_not_else.rs

@@ -1,7 +1,7 @@
 use clippy_utils::consts::is_zero_integer_const;
 use clippy_utils::diagnostics::{span_lint_and_help, span_lint_and_sugg};
 use clippy_utils::is_else_clause;
-use clippy_utils::source::{HasSession, indent_of, reindent_multiline, snippet};
+use clippy_utils::source::{indent_of, reindent_multiline, snippet};
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind, UnOp};
 use rustc_lint::{LateContext, LateLintPass};
@@ -95,30 +95,30 @@ impl LateLintPass<'_> for IfNotElse {
     }
 }
 
-fn make_sugg<'a>(
-    sess: &impl HasSession,
-    cond_kind: &'a ExprKind<'a>,
+fn make_sugg(
+    cx: &LateContext<'_>,
+    cond_kind: &ExprKind<'_>,
     cond_inner: Span,
     els_span: Span,
-    default: &'a str,
+    default: &str,
     indent_relative_to: Option<Span>,
 ) -> String {
-    let cond_inner_snip = snippet(sess, cond_inner, default);
-    let els_snip = snippet(sess, els_span, default);
-    let indent = indent_relative_to.and_then(|s| indent_of(sess, s));
+    let cond_inner_snip = snippet(cx, cond_inner, default);
+    let els_snip = snippet(cx, els_span, default);
+    let indent = indent_relative_to.and_then(|s| indent_of(cx, s));
 
     let suggestion = match cond_kind {
         ExprKind::Unary(UnOp::Not, cond_rest) => {
             format!(
                 "if {} {} else {}",
-                snippet(sess, cond_rest.span, default),
+                snippet(cx, cond_rest.span, default),
                 els_snip,
                 cond_inner_snip
             )
         },
         ExprKind::Binary(_, lhs, rhs) => {
-            let lhs_snip = snippet(sess, lhs.span, default);
-            let rhs_snip = snippet(sess, rhs.span, default);
+            let lhs_snip = snippet(cx, lhs.span, default);
+            let rhs_snip = snippet(cx, rhs.span, default);
 
             format!("if {lhs_snip} == {rhs_snip} {els_snip} else {cond_inner_snip}")
         },

clippy_lints/src/loops/manual_flatten.rs

@@ -3,7 +3,7 @@ use super::utils::make_iterator_snippet;
 use clippy_utils::diagnostics::span_lint_and_then;
 use clippy_utils::msrvs::{self, Msrv};
 use clippy_utils::res::MaybeResPath;
-use clippy_utils::source::{HasSession, indent_of, reindent_multiline, snippet_with_applicability};
+use clippy_utils::source::{indent_of, reindent_multiline, snippet_with_applicability};
 use clippy_utils::visitors::is_local_used;
 use clippy_utils::{higher, is_refutable, peel_blocks_with_stmt, span_contains_comment};
 use rustc_errors::Applicability;
@@ -50,7 +50,7 @@ pub(super) fn check<'tcx>(
             format!("unnecessary `if let` since only the `{if_let_type}` variant of the iterator element is used");
 
         // Prepare the help message
-        let mut applicability = if span_contains_comment(cx.sess().source_map(), body.span) {
+        let mut applicability = if span_contains_comment(cx.tcx.sess.source_map(), body.span) {
             Applicability::MaybeIncorrect
         } else {
             Applicability::MachineApplicable

clippy_lints/src/loops/manual_slice_fill.rs

@@ -1,7 +1,7 @@
 use clippy_utils::diagnostics::span_lint_and_sugg;
 use clippy_utils::eager_or_lazy::switch_to_eager_eval;
 use clippy_utils::msrvs::{self, Msrv};
-use clippy_utils::source::{HasSession, snippet_with_applicability};
+use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::ty::{implements_trait, is_slice_like};
 use clippy_utils::visitors::is_local_used;
 use clippy_utils::{higher, peel_blocks_with_stmt, span_contains_comment};
@@ -94,7 +94,7 @@ fn sugg<'tcx>(
     slice_span: rustc_span::Span,
     assignval_span: rustc_span::Span,
 ) {
-    let mut app = if span_contains_comment(cx.sess().source_map(), body.span) {
+    let mut app = if span_contains_comment(cx, body.span) {
         Applicability::MaybeIncorrect // Comments may be informational.
     } else {
         Applicability::MachineApplicable

clippy_lints/src/manual_abs_diff.rs

@@ -3,7 +3,6 @@ use clippy_utils::diagnostics::span_lint_and_then;
 use clippy_utils::higher::If;
 use clippy_utils::msrvs::{self, Msrv};
 use clippy_utils::res::MaybeDef;
-use clippy_utils::source::HasSession as _;
 use clippy_utils::sugg::Sugg;
 use clippy_utils::ty::peel_and_count_ty_refs;
 use clippy_utils::{eq_expr_value, peel_blocks, span_contains_comment};
@@ -77,10 +76,7 @@ impl<'tcx> LateLintPass<'tcx> for ManualAbsDiff {
                         (a, b) = (b, a);
                     }
                     let applicability = {
-                        let source_map = cx.sess().source_map();
-                        if span_contains_comment(source_map, if_expr.then.span)
-                            || span_contains_comment(source_map, r#else.span)
-                        {
+                        if span_contains_comment(cx, if_expr.then.span) || span_contains_comment(cx, r#else.span) {
                             Applicability::MaybeIncorrect
                         } else {
                             Applicability::MachineApplicable

clippy_lints/src/redundant_pub_crate.rs

@@ -1,5 +1,4 @@
 use clippy_utils::diagnostics::span_lint_and_then;
-use clippy_utils::source::HasSession;
 use rustc_errors::Applicability;
 use rustc_hir::def::{DefKind, Res};
 use rustc_hir::{Item, ItemKind, UseKind};
@@ -49,7 +48,7 @@ impl<'tcx> LateLintPass<'tcx> for RedundantPubCrate {
             && !cx.effective_visibilities.is_exported(item.owner_id.def_id)
             && self.is_exported.last() == Some(&false)
             && !is_ignorable_export(item)
-            && !item.span.in_external_macro(cx.sess().source_map())
+            && !item.span.in_external_macro(cx.tcx.sess.source_map())
         {
             let span = item
                 .kind

clippy_lints/src/transmute/missing_transmute_annotations.rs

@@ -1,7 +1,7 @@
 use std::borrow::Cow;
 
 use clippy_utils::diagnostics::span_lint_and_then;
-use clippy_utils::source::{HasSession, SpanRangeExt as _};
+use clippy_utils::source::SpanRangeExt as _;
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, GenericArg, HirId, LetStmt, Node, Path, TyKind};
 use rustc_lint::LateContext;
@@ -111,8 +111,8 @@ fn ty_cannot_be_named(ty: Ty<'_>) -> bool {
     )
 }
 
-fn maybe_name_by_expr<'a>(sess: &impl HasSession, span: Span, default: &'a str) -> Cow<'a, str> {
-    span.with_source_text(sess, |name| {
+fn maybe_name_by_expr<'a>(cx: &LateContext<'_>, span: Span, default: &'a str) -> Cow<'a, str> {
+    span.with_source_text(cx, |name| {
         (name.len() + 9 < default.len()).then_some(format!("`{name}`'s type").into())
     })
     .flatten()

clippy_utils/src/consts.rs

@@ -900,7 +900,7 @@ impl<'tcx> ConstEvalCtxt<'tcx> {
                 if let Some(expr_span) = walk_span_to_context(expr.span, span.ctxt)
                     && let expr_lo = expr_span.lo()
                     && expr_lo >= span.lo
-                    && let Some(src) = (span.lo..expr_lo).get_source_range(&self.tcx)
+                    && let Some(src) = (span.lo..expr_lo).get_source_range(self.tcx)
                     && let Some(src) = src.as_str()
                 {
                     use rustc_lexer::TokenKind::{BlockComment, LineComment, OpenBrace, Semi, Whitespace};

clippy_utils/src/lib.rs

@@ -133,6 +133,7 @@ use crate::consts::{ConstEvalCtxt, Constant};
 use crate::higher::Range;
 use crate::msrvs::Msrv;
 use crate::res::{MaybeDef, MaybeQPath, MaybeResPath};
+use crate::source::HasSourceMap;
 use crate::ty::{adt_and_variant_of_res, can_partially_move_ty, expr_sig, is_copy, is_recursively_primitive_type};
 use crate::visitors::for_each_expr_without_closures;
 
@@ -2745,8 +2746,8 @@ pub fn tokenize_with_text(s: &str) -> impl Iterator<Item = (TokenKind, &str, Inn
 
 /// Checks whether a given span has any comment token
 /// This checks for all types of comment: line "//", block "/**", doc "///" "//!"
-pub fn span_contains_comment(sm: &SourceMap, span: Span) -> bool {
-    let Ok(snippet) = sm.span_to_snippet(span) else {
+pub fn span_contains_comment<'sm>(sm: impl HasSourceMap<'sm>, span: Span) -> bool {
+    let Ok(snippet) = sm.source_map().span_to_snippet(span) else {
         return false;
     };
     return tokenize(&snippet, FrontmatterAllowed::No).any(|token| {
@@ -2761,7 +2762,7 @@ pub fn span_contains_comment(sm: &SourceMap, span: Span) -> bool {
 /// token, including comments unless `skip_comments` is set.
 /// This is useful to determine if there are any actual code tokens in the span that are omitted in
 /// the late pass, such as platform-specific code.
-pub fn span_contains_non_whitespace(cx: &impl source::HasSession, span: Span, skip_comments: bool) -> bool {
+pub fn span_contains_non_whitespace<'sm>(cx: impl HasSourceMap<'sm>, span: Span, skip_comments: bool) -> bool {
     matches!(span.get_source_text(cx), Some(snippet) if tokenize_with_text(&snippet).any(|(token, _, _)|
         match token {
             TokenKind::Whitespace => false,
@@ -2770,6 +2771,7 @@ pub fn span_contains_non_whitespace(cx: &impl source::HasSession, span: Span, sk
         }
     ))
 }
+
 /// Returns all the comments a given span contains
 ///
 /// Comments are returned wrapped with their relevant delimiters