Hotfix/semver compatibility

common/version-checker/src/lib.rs

@@ -1,24 +1,21 @@
 use semver::Version;
-use semver::VersionReq;
 
 /// Checks whether given `version` is compatible with a given semantic version requirement `req`
 /// according to major-minor semver rules. The semantic version requirement can be passed as a full,
 /// concrete version number, because that's what we'll have in our Cargo.toml files (e.g. 0.3.2).
 /// The patch number in the requirement gets dropped and replaced with a wildcard (0.3.*) as all
 /// minor versions should be compatible with each other.
 pub fn is_minor_version_compatible(version: &str, req: &str) -> bool {
-    let version = match Version::parse(version) {
+    let expected_version = match Version::parse(version) {
         Ok(v) => v,
         Err(_) => return false,
     };
-    let tmp = match Version::parse(req) {
+    let req_version = match Version::parse(req) {
         Ok(v) => v,
         Err(_) => return false,
     };
-    let wildcard = format!("{}.{}.*", tmp.major, tmp.minor).to_string();
-    let semver_requirement = VersionReq::parse(&wildcard).expect("panicked on semver requirement parsing. This should never happen as inputs should already have been sanitized.");
 
-    semver_requirement.matches(&version)
+    expected_version.major == req_version.major && expected_version.minor == req_version.minor
 }
 
 #[cfg(test)]
@@ -55,6 +52,11 @@ mod tests {
         assert!(!is_minor_version_compatible("1.3.2", "0.3.2"));
     }
 
+    #[test]
+    fn version_0_4_0_rc_1_is_compatible_with_version_0_4_0_rc_1() {
+        assert!(is_minor_version_compatible("0.4.0-rc.1", "0.4.0-rc.1"));
+    }
+
     #[test]
     fn returns_false_on_foo_version() {
         assert!(!is_minor_version_compatible("foo", "0.3.2"));