3 files changed, 7 insertions, 1 deletions
diff --git a/vendor/semver/src/error.rs b/vendor/semver/src/error.rs
index a514e3f11..93b05ee8d 100644
--- a/vendor/semver/src/error.rs
+++ b/vendor/semver/src/error.rs
@@ -2,6 +2,7 @@ use crate::parse::Error;
 use core::fmt::{self, Debug, Display};
 
 pub(crate) enum ErrorKind {
+    Empty,
     UnexpectedEnd(Position),
     UnexpectedChar(Position, char),
     UnexpectedCharAfter(Position, char),
@@ -31,6 +32,7 @@ impl std::error::Error for Error {}
 impl Display for Error {
     fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
         match &self.kind {
+            ErrorKind::Empty => formatter.write_str("empty string, expected a semver version"),
             ErrorKind::UnexpectedEnd(pos) => {
                 write!(formatter, "unexpected end of input while parsing {}", pos)
             }
diff --git a/vendor/semver/src/lib.rs b/vendor/semver/src/lib.rs
index 32ed96d1c..d6a8fe3fd 100644
--- a/vendor/semver/src/lib.rs
+++ b/vendor/semver/src/lib.rs
@@ -60,7 +60,7 @@
 //!
 //! [Specifying Dependencies]: https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html
 
-#![doc(html_root_url = "https://docs.rs/semver/1.0.16")]
+#![doc(html_root_url = "https://docs.rs/semver/1.0.17")]
 #![cfg_attr(doc_cfg, feature(doc_cfg))]
 #![cfg_attr(all(not(feature = "std"), not(no_alloc_crate)), no_std)]
 #![cfg_attr(not(no_unsafe_op_in_unsafe_fn_lint), deny(unsafe_op_in_unsafe_fn))]
diff --git a/vendor/semver/src/parse.rs b/vendor/semver/src/parse.rs
index 6a8f6ffba..e92d87abc 100644
--- a/vendor/semver/src/parse.rs
+++ b/vendor/semver/src/parse.rs
@@ -26,6 +26,10 @@ impl FromStr for Version {
     type Err = Error;
 
     fn from_str(text: &str) -> Result<Self, Self::Err> {
+        if text.is_empty() {
+            return Err(Error::new(ErrorKind::Empty));
+        }
+
         let mut pos = Position::Major;
         let (major, text) = numeric_identifier(text, pos)?;
         let text = dot(text, pos)?;