From 0d4fd2a2bce82fdb2b73afbf7770ffeb3e80b70c Mon Sep 17 00:00:00 2001
From: Haled Odat <8566042+HalidOdat@users.noreply.github.com>
Date: Sun, 9 Jul 2023 12:40:21 +0200
Subject: [PATCH] Display handlers in bytecode

---
 boa_engine/src/vm/code_block.rs | 23 +++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

diff --git a/boa_engine/src/vm/code_block.rs b/boa_engine/src/vm/code_block.rs
index cbe4d8047f1..b83b650d93a 100644
--- a/boa_engine/src/vm/code_block.rs
+++ b/boa_engine/src/vm/code_block.rs
@@ -235,10 +235,10 @@ impl CodeBlock {
     }
 
     pub(crate) fn find_handler(&self, pc: u32) -> Option<&Handler> {
-        self.handlers
+        dbg!(self.handlers
             .iter()
             .rev()
-            .find(|&handler| handler.range.contains(&pc))
+            .find(|&handler| handler.range.contains(&pc)))
     }
 }
 
@@ -674,6 +674,25 @@ impl ToInternedString for CodeBlock {
         let mut pc = 0;
         let mut count = 0;
         while pc < self.bytecode.len() {
+            for (i, handler) in self.handlers.iter().enumerate().rev() {
+                if pc == handler.range.start as usize {
+                    f.push_str(&format!(
+                        "\n# Handler {i} start: handler: {}\n",
+                        handler.handler
+                    ));
+                }
+
+                if pc == handler.range.end as usize {
+                    f.push_str(&format!(
+                        "# Handler {i} end: handler: {}\n\n",
+                        handler.handler
+                    ));
+                }
+
+                if pc == handler.handler as usize {
+                    f.push('\n');
+                }
+            }
             let opcode: Opcode = self.bytecode[pc].into();
             let opcode = opcode.as_str();
             let previous_pc = pc;