From 192769c8ad655ee89730acb65fa22f2056236137 Mon Sep 17 00:00:00 2001
From: Klesti Selimaj <klesti.selimay@icloud.com>
Date: Thu, 14 May 2026 20:51:43 +0200
Subject: [PATCH] Separate error

---
 parser/src/error.rs | 18 ++++++++++++++++++
 parser/src/lib.rs   | 20 +++-----------------
 2 files changed, 21 insertions(+), 17 deletions(-)
 create mode 100644 parser/src/error.rs

diff --git a/parser/src/error.rs b/parser/src/error.rs
new file mode 100644
index 0000000..5b12dc7
--- /dev/null
+++ b/parser/src/error.rs
@@ -0,0 +1,18 @@
+use crate::Rule;
+
+pub type ParseResult<'a, T> = Result<T, ParseError<'a>>;
+
+#[derive(Debug, Clone)]
+pub enum ParseError<'a> {
+    PreAst(pest::error::Error<Rule>),
+    Ast {
+        span: pest::Span<'a>,
+        error_code: ErrorCode,
+        error_message: String,
+    },
+}
+
+#[derive(Debug, Clone)]
+pub enum ErrorCode {
+    InvalidStatement = 200,
+}
diff --git a/parser/src/lib.rs b/parser/src/lib.rs
index d85211d..03e9347 100644
--- a/parser/src/lib.rs
+++ b/parser/src/lib.rs
@@ -2,30 +2,16 @@ use pest::Parser;
 use pest_derive::Parser;
 
 pub mod ast;
+pub mod error;
 
 use ast::*;
 
+use crate::error::{ErrorCode, ParseError, ParseResult};
+
 #[derive(Parser)]
 #[grammar = "./src/grammar.pest"]
 pub struct MistParser;
 
-#[derive(Debug, Clone)]
-pub enum ParseError<'a> {
-    PreAst(pest::error::Error<Rule>),
-    Ast {
-        span: pest::Span<'a>,
-        error_code: ErrorCode,
-        error_message: String,
-    },
-}
-
-type ParseResult<'a, T> = Result<T, ParseError<'a>>;
-
-#[derive(Debug, Clone)]
-pub enum ErrorCode {
-    InvalidStatement = 200,
-}
-
 pub fn parse<'a>(source: &'a str) -> ParseResult<'a, Vec<TopLevel>> {
     let mut pairs = MistParser::parse(Rule::program, source)?;