wasm fix

Author: LagoLunatic

objdiff-wasm/src/api.rs

@@ -500,6 +500,7 @@ impl From<diff::display::DiffText<'_>> for DiffText {
                 obj::InstructionArgValue::Opaque(v) => DiffText::Opaque(v.into_owned()),
             },
             diff::display::DiffText::BranchDest(v) => DiffText::BranchDest(v),
+            diff::display::DiffText::BranchArrow(v) => DiffText::BranchArrow(v),
             diff::display::DiffText::Symbol(s) => DiffText::Symbol(DiffTextSymbol {
                 name: s.name.clone(),
                 demangled_name: s.demangled_name.clone(),

objdiff-wasm/wit/objdiff.wit

@@ -203,6 +203,8 @@ interface display {
     opaque(string),
     // Instruction argument (branch destination)
     branch-dest(u64),
+    // Branch source/destination arrow
+    branch-arrow(u32),
     // Relocation target name
     symbol(diff-text-symbol),
     // Relocation addend