refactor: 清除旧代码并展开 crate

crates/oxide_compiler/src/expr/parenthesized.rs

@@ -0,0 +1,16 @@
+use crate::compiler::{CompileCtx, Compiler};
+use oxide_parser::Expression;
+
+impl Compiler {
+    pub(crate) fn count_parenthesized_expression(&self, expr: &Expression, ctx: &mut CompileCtx) {
+        if let Expression::ParenthesizedExpression(p) = expr {
+            self.count_expression(&p.expression, ctx);
+        }
+    }
+
+    pub(crate) fn emit_parenthesized_expression(
+        &self, p: &oxide_parser::ParenthesizedExpression, ctx: &mut CompileCtx,
+    ) -> Result<u8, String> {
+        self.emit_expression(&p.expression, ctx)
+    }
+}