From 31d637a26ea58018ab06c2050bc5b30f3430f861 Mon Sep 17 00:00:00 2001
From: 0x2b3bfa0 <0x2b3bfa0+git@googlemail.com>
Date: Sun, 6 Feb 2022 00:36:09 +0100
Subject: [PATCH] fix: parse options ending with 3+ hyphens

Before this commit, options ending with three or more hyphens were
being parsed as positional arguments, because a regular expression
didn't have a start anchor.

Closes #433
---
 lib/yargs-parser.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/yargs-parser.ts b/lib/yargs-parser.ts
index 571a0cbc..5f776705 100644
--- a/lib/yargs-parser.ts
+++ b/lib/yargs-parser.ts
@@ -225,7 +225,7 @@ export class YargsParser {
       if (arg !== '--' && isUnknownOptionAsArg(arg)) {
         pushPositional(arg)
       // ---, ---=, ----, etc,
-      } else if (truncatedArg.match(/---+(=|$)/)) {
+      } else if (truncatedArg.match(/^---+(=|$)/)) {
         // options without key name are invalid.
         pushPositional(arg)
         continue