wip

crates/oxc_linter/src/fixer/mod.rs

@@ -318,6 +318,7 @@ impl<'a> Fixer<'a> {
 
 #[cfg(test)]
 mod test {
+    use cow_utils::CowUtils;
     use std::borrow::Cow;
 
     use oxc_diagnostics::OxcDiagnostic;
@@ -417,7 +418,7 @@ mod test {
             get_fix_result(vec![create_message(insert_at_middle(), Some(INSERT_AT_MIDDLE))]);
         assert_eq!(
             result.fixed_code,
-            TEST_CODE.replace("6 *", &format!("{}{}", INSERT_AT_MIDDLE.content, "6 *"))
+            TEST_CODE.cow_replace("6 *", &format!("{}{}", INSERT_AT_MIDDLE.content, "6 *"))
         );
         assert_eq!(result.messages.len(), 0);
     }

crates/oxc_linter/src/rules/unicorn/prefer_spread.rs

@@ -232,7 +232,9 @@ fn is_not_array(expr: &Expression, ctx: &LintContext) -> bool {
         _ => return false,
     };
 
-    if ident.cow_to_ascii_uppercase() != ident {
+    if ident.starts_with(|c: char| c.is_ascii_uppercase())
+        && ident.cow_to_ascii_uppercase() != ident
+    {
         return true;
     }
 

crates/oxc_linter/src/tester.rs

@@ -3,6 +3,7 @@ use std::{
     path::{Path, PathBuf},
 };
 
+use cow_utils::CowUtils;
 use oxc_allocator::Allocator;
 use oxc_diagnostics::{DiagnosticService, GraphicalReportHandler, GraphicalTheme, NamedSource};
 use serde::Deserialize;
@@ -185,7 +186,7 @@ impl Tester {
         expect_pass: Vec<T>,
         expect_fail: Vec<T>,
     ) -> Self {
-        let rule_path = PathBuf::from(rule_name.replace('-', "_")).with_extension("tsx");
+        let rule_path = PathBuf::from(rule_name.cow_replace('-', "_")).with_extension("tsx");
         let expect_pass = expect_pass.into_iter().map(Into::into).collect::<Vec<_>>();
         let expect_fail = expect_fail.into_iter().map(Into::into).collect::<Vec<_>>();
         let current_working_directory =
@@ -294,7 +295,7 @@ impl Tester {
     }
 
     fn snapshot(&self) {
-        let name = self.rule_name.replace('-', "_");
+        let name = self.rule_name.cow_replace('-', "_");
         let mut settings = insta::Settings::clone_current();
 
         settings.set_prepend_module_to_snapshot(false);

crates/oxc_sourcemap/src/sourcemap_visualizer.rs

@@ -180,7 +180,7 @@ impl<'a> SourcemapVisualizer<'a> {
             }
         }
 
-        let replaced: Cow<str> = s.as_str().cow_replace("\r", "");
+        let replaced: Cow<str> = s.cow_replace("\r", "");
 
         // Windows: Replace "\r\n" and replace with "\n"
         Cow::Owned(replaced.into_owned())