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fix: 解构赋值 rest 目标按 emitter 递归计数，修嵌套 rest 死循环

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This commit is contained in:
彭俊皓
2026-06-27 19:18:31 +08:00
parent a75748bff9
commit 54e35bfeea
4 changed files with 70 additions and 31 deletions
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crates/oxide_compiler/src/counter/helper/binding.rs
+8 -6
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@@ -77,10 +77,11 @@ impl Compiler {
ctx.count_instr(); // STORE_VAR
}
}
if ap.rest.is_some() {
if let Some(rest) = &ap.rest {
self.count_rest_array(ctx);
ctx.alloc_reg();
ctx.count_instr(); // STORE_VAR
// Mirror the emitter (emit_array_assignment -> emit_assign_target): the rest
// target may itself be a nested pattern, not just an identifier.
self.count_assign_target(&rest.target, ctx);
}
ctx.count_instr(); // FOR_OF_CLOSE
}
@@ -108,11 +109,12 @@ impl Compiler {
}
}
}
if op.rest.is_some() {
if let Some(rest) = &op.rest {
ctx.alloc_reg();
ctx.count_instr_with_ext(1); // REST_OBJECT + excluded-keys ext
ctx.alloc_reg();
ctx.count_instr(); // STORE_VAR
// Mirror the emitter (emit_object_assignment -> emit_assign_target): the rest
// target may itself be a nested pattern, not just an identifier.
self.count_assign_target(&rest.target, ctx);
}
}