Fix some typos

Signed-off-by: cui fliter <imcusg@gmail.com>

Author: cuishuang

crates/hir-ty/src/mir/eval.rs

@@ -162,7 +162,7 @@ pub struct Evaluator<'a> {
     not_special_fn_cache: RefCell<FxHashSet<FunctionId>>,
     mir_or_dyn_index_cache: RefCell<FxHashMap<(FunctionId, Substitution), MirOrDynIndex>>,
     /// Constantly dropping and creating `Locals` is very costly. We store
-    /// old locals that we normaly want to drop here, to reuse their allocations
+    /// old locals that we normally want to drop here, to reuse their allocations
     /// later.
     unused_locals_store: RefCell<FxHashMap<DefWithBodyId, Vec<Locals>>>,
     cached_ptr_size: usize,
@@ -2299,7 +2299,7 @@ impl Evaluator<'_> {
         match self.get_mir_or_dyn_index(def, generic_args.clone(), locals, span)? {
             MirOrDynIndex::Dyn(self_ty_idx) => {
                 // In the layout of current possible receiver, which at the moment of writing this code is one of
-                // `&T`, `&mut T`, `Box<T>`, `Rc<T>`, `Arc<T>`, and `Pin<P>` where `P` is one of possible recievers,
+                // `&T`, `&mut T`, `Box<T>`, `Rc<T>`, `Arc<T>`, and `Pin<P>` where `P` is one of possible receivers,
                 // the vtable is exactly in the `[ptr_size..2*ptr_size]` bytes. So we can use it without branching on
                 // the type.
                 let first_arg = arg_bytes.clone().next().unwrap();

crates/rust-analyzer/src/handlers/request.rs

@@ -2000,7 +2000,7 @@ fn run_rustfmt(
             let workspace = CargoTargetSpec::for_file(&snap, file_id)?;
             let mut cmd = match workspace {
                 Some(spec) => {
-                    // approach: if the command name contains a path seperator, join it with the workspace root.
+                    // approach: if the command name contains a path separator, join it with the workspace root.
                     // however, if the path is absolute, joining will result in the absolute path being preserved.
                     // as a fallback, rely on $PATH-based discovery.
                     let cmd_path =

crates/syntax/src/tests/sourcegen_ast.rs

@@ -623,7 +623,7 @@ fn lower_enum(grammar: &Grammar, rule: &Rule) -> Option<Vec<String>> {
 }
 
 fn lower_rule(acc: &mut Vec<Field>, grammar: &Grammar, label: Option<&String>, rule: &Rule) {
-    if lower_seperated_list(acc, grammar, label, rule) {
+    if lower_separated_list(acc, grammar, label, rule) {
         return;
     }
 
@@ -689,7 +689,7 @@ fn lower_rule(acc: &mut Vec<Field>, grammar: &Grammar, label: Option<&String>, r
 }
 
 // (T (',' T)* ','?)
-fn lower_seperated_list(
+fn lower_separated_list(
     acc: &mut Vec<Field>,
     grammar: &Grammar,
     label: Option<&String>,