From 2e57f1fca7cc62cb34d9f945c7990d359adb04a9 Mon Sep 17 00:00:00 2001
From: Ed Page <eopage@gmail.com>
Date: Fri, 13 May 2022 12:07:30 -0500
Subject: [PATCH] fix(parser): Disallow empty paths

---
 src/builder/value_parser.rs | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/builder/value_parser.rs b/src/builder/value_parser.rs
index 94293a6e..fc2c1754 100644
--- a/src/builder/value_parser.rs
+++ b/src/builder/value_parser.rs
@@ -342,10 +342,19 @@ impl TypedValueParser for PathBufValueParser {
 
     fn parse(
         &self,
-        _cmd: &crate::Command,
-        _arg: Option<&crate::Arg>,
+        cmd: &crate::Command,
+        arg: Option<&crate::Arg>,
         value: std::ffi::OsString,
     ) -> Result<Self::Value, crate::Error> {
+        if value.is_empty() {
+            return Err(crate::Error::empty_value(
+                cmd,
+                &[],
+                arg.map(ToString::to_string)
+                    .unwrap_or_else(|| "...".to_owned()),
+                crate::output::Usage::new(cmd).create_usage_with_title(&[]),
+            ));
+        }
         Ok(Self::Value::from(value))
     }
 }