From 84ac634c31ed1d09d7444cf2f146e24b8b5f07b5 Mon Sep 17 00:00:00 2001
From: Kris Cherven <50562493+krischerven@users.noreply.github.com>
Date: Fri, 17 Apr 2020 14:30:43 -0400
Subject: [PATCH] checker: disallow pub fn main()

---
 vlib/v/checker/checker.v | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vlib/v/checker/checker.v b/vlib/v/checker/checker.v
index 168ebd938c..36cbea6228 100644
--- a/vlib/v/checker/checker.v
+++ b/vlib/v/checker/checker.v
@@ -79,6 +79,10 @@ pub fn (c mut Checker) check_files(ast_files []ast.File) {
 	if all_mods['main'] > 0 {
 		for i, f in c.table.fns {
 			if f.name == 'main' {
+				if f.is_pub {
+					c.error('function `main` cannot be declared public', token.Position{})
+					exit(1)
+				}
 				return
 			}
 		}