1 files changed, 39 insertions, 0 deletions
diff --git a/bpkg/manifest-utility.cxx b/bpkg/manifest-utility.cxx
index 76c1957..e44936f 100644
--- a/bpkg/manifest-utility.cxx
+++ b/bpkg/manifest-utility.cxx
@@ -12,6 +12,45 @@ using namespace std;
 
 namespace bpkg
 {
+  string
+  parse_package_name (const char* s)
+  {
+    using traits = string::traits_type;
+
+    size_t n (traits::length (s));
+
+    if (const char* p = traits::find (s, n, '/'))
+      n = static_cast<size_t> (p - s);
+
+    if (n == 0)
+      fail << "empty package name in '" << s << "'";
+
+    return string (s, n);
+  }
+
+  version
+  parse_package_version (const char* s)
+  {
+    using traits = string::traits_type;
+
+    if (const char* p = traits::find (s, traits::length (s), '/'))
+    {
+      if (*++p == '\0')
+        fail << "empty package version in '" << s << "'";
+
+      try
+      {
+        return version (p);
+      }
+      catch (const invalid_argument& e)
+      {
+        fail << "invalid package version '" << p << "': " << e.what ();
+      }
+    }
+
+    return version ();
+  }
+
   version
   parse_version (const char* s)
   try