From 302fecc91b22a1ccaea58514bba411b2aa64df31 Mon Sep 17 00:00:00 2001
From: Gleb Koval <gleb@koval.net>
Date: Sat, 1 Feb 2025 00:58:29 +0000
Subject: [PATCH] refactor: remove boilerplate parser

---
 src/main/wacc/parser.scala | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/src/main/wacc/parser.scala b/src/main/wacc/parser.scala
index 370f8aa..871ade0 100644
--- a/src/main/wacc/parser.scala
+++ b/src/main/wacc/parser.scala
@@ -1,20 +1,8 @@
 package wacc
 
-import parsley.{Parsley, Result}
-import parsley.expr.chain
-
-import lexer.implicits.implicitSymbol
-import lexer.{integer, fully}
+import parsley.Result
 
 object parser {
   def parse(input: String): Result[String, BigInt] = parser.parse(input)
-  private val parser = fully(expr)
-
-  private val add = (x: BigInt, y: BigInt) => x + y
-  private val sub = (x: BigInt, y: BigInt) => x - y
-
-  private lazy val expr: Parsley[BigInt] =
-    chain.left1(integer | "(" ~> expr <~ ")")(
-      ("+" as add) | ("-" as sub)
-    )
+  private val parser = lexer.fully(???)
 }