From 8c499c623be73c1cdc3bd2f12928c0bce3b6d803 Mon Sep 17 00:00:00 2001
From: camc314 <18101008+camc314@users.noreply.github.com>
Date: Sat, 3 May 2025 00:31:29 +0000
Subject: [PATCH] fix(linter): fix panic when doing code gen on regexp (#10769)

fixes the panic in https://github.com/oxc-project/oxc/pull/10765 by providing the source text of the program to the code generator
---
 crates/oxc_codegen/src/lib.rs                        | 1 +
 crates/oxc_linter/src/fixer/mod.rs                   | 2 +-
 crates/oxc_linter/src/rules/unicorn/prefer_spread.rs | 5 +++++
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/crates/oxc_codegen/src/lib.rs b/crates/oxc_codegen/src/lib.rs
index 0d1a2a9ddbc04..ca28744ec2676 100644
--- a/crates/oxc_codegen/src/lib.rs
+++ b/crates/oxc_codegen/src/lib.rs
@@ -262,6 +262,7 @@ impl<'a> Codegen<'a> {
     /// NOTE: you must call [`Codegen::with_source_text`] before calling this method
     #[inline]
     pub fn print_expression(&mut self, expr: &Expression<'_>) {
+        debug_assert!(!self.source_text.is_empty());
         expr.print_expr(self, Precedence::Lowest, Context::empty());
     }
 }
diff --git a/crates/oxc_linter/src/fixer/mod.rs b/crates/oxc_linter/src/fixer/mod.rs
index 9c967234360e3..8b58663eec4da 100644
--- a/crates/oxc_linter/src/fixer/mod.rs
+++ b/crates/oxc_linter/src/fixer/mod.rs
@@ -184,10 +184,10 @@ impl<'c, 'a: 'c> RuleFixer<'c, 'a> {
         self.new_fix(CompositeFix::Single(fix), message)
     }
 
-    #[expect(clippy::unused_self)]
     #[must_use]
     pub fn codegen(self) -> Codegen<'a> {
         Codegen::new()
+            .with_source_text(self.source_text())
             .with_options(CodegenOptions { single_quote: true, ..CodegenOptions::default() })
     }
 
diff --git a/crates/oxc_linter/src/rules/unicorn/prefer_spread.rs b/crates/oxc_linter/src/rules/unicorn/prefer_spread.rs
index 9645ec774e024..da7748161829e 100644
--- a/crates/oxc_linter/src/rules/unicorn/prefer_spread.rs
+++ b/crates/oxc_linter/src/rules/unicorn/prefer_spread.rs
@@ -553,6 +553,11 @@ fn test() {
         // `string.split()`
         (r#""🦄".split("")"#, r#"[..."🦄"]"#, None),
         (r#""foo bar baz".split("")"#, r#"[..."foo bar baz"]"#, None),
+        (
+            r"Array.from(path.matchAll(/\{([^{}?]+\??)\}/g))",
+            "[...path.matchAll(/\\{([^{}?]+\\??)\\}/g)]",
+            None,
+        ),
     ];
 
     Tester::new(PreferSpread::NAME, PreferSpread::PLUGIN, pass, fail)