From 51125541c7ffcdec3f274afeea47413dc96d8e72 Mon Sep 17 00:00:00 2001
From: Lukas Neubert <serkonda@protonmail.com>
Date: Tue, 23 Feb 2021 08:51:00 +0100
Subject: [PATCH] parser: fix weird minus after comment parse error in arrays
 (#8912)

---
 vlib/v/fmt/tests/comments_embedded_keep.vv | 6 ++++++
 vlib/v/parser/pratt.v                      | 1 +
 2 files changed, 7 insertions(+)

diff --git a/vlib/v/fmt/tests/comments_embedded_keep.vv b/vlib/v/fmt/tests/comments_embedded_keep.vv
index a28f94bb39..4f8b36997b 100644
--- a/vlib/v/fmt/tests/comments_embedded_keep.vv
+++ b/vlib/v/fmt/tests/comments_embedded_keep.vv
@@ -14,4 +14,10 @@ fn only_comments_array() {
 fn array_pre_comments() {
 	_ := [/* 2, */ 3]
 	_ := [/* 4, */ /* 5, */ 6]
+	_ := [/* cmt */ -4]
+}
+
+fn negative_num_after_comment_expr() {
+	// This caused a bug where the ´-´ was parsed as InfixExpr and not as part of an IntegerLiteral
+	_ := [1, /* cmt */ -4]
 }
diff --git a/vlib/v/parser/pratt.v b/vlib/v/parser/pratt.v
index 9dbd1e8252..0f6769b0ad 100644
--- a/vlib/v/parser/pratt.v
+++ b/vlib/v/parser/pratt.v
@@ -45,6 +45,7 @@ pub fn (mut p Parser) expr(precedence int) ast.Expr {
 		}
 		.comment {
 			node = p.comment()
+			return node
 		}
 		.dot {
 			// .enum_val