From 8e2c0e345facee83d63991dda548b71e6a0c4cf6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gustav=20S=C3=B6rn=C3=A4s?= <gustav@sornas.net>
Date: Mon, 8 Mar 2021 00:15:46 +0100
Subject: error on '(,)'-tuples

Currently creats a lot of syntax errors. See #100.
---
 src/compiler.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src')

diff --git a/src/compiler.rs b/src/compiler.rs
index 46fe38c..c4f687f 100644
--- a/src/compiler.rs
+++ b/src/compiler.rs
@@ -691,6 +691,14 @@ impl Compiler {
                 Token::Newline => {
                     self.eat();
                 }
+                Token::Comma => {
+                    //TODO(gu): This creates a lot of syntax errors since the compiler panic is
+                    // ignored and the statement is tried as a grouping instead, even though we
+                    // _know_ that this can't be parsed as a grouping either.
+                    // Tracked in #100.
+                    error!(self, "Tuples must begin with an element or ')'.");
+                    return;
+                }
                 _ => {
                     self.expression(block);
                     num_args += 1;
-- 
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