Outline of parsing and serialization for manifest object model

1 files changed, 79 insertions, 0 deletions

diff --git a/bpkg/manifest.cxx b/bpkg/manifest.cxx
index 40c7a32..befd3c0 100644
--- a/bpkg/manifest.cxx
+++ b/bpkg/manifest.cxx
@@ -4,8 +4,87 @@
 
 #include <bpkg/manifest>
 
+#include <utility> // move()
+
+#include <bpkg/manifest-parser>
+#include <bpkg/manifest-serializer>
+
 using namespace std;
 
 namespace bpkg
 {
+  using parser = manifest_parser;
+  using parsing = manifest_parsing;
+  using serializer = manifest_serializer;
+  using name_value = manifest_name_value;
+
+  // manifest
+  //
+  manifest::
+  manifest (parser& p): manifest (p, p.next ()) // Delegate.
+  {
+    // Make sure this is the end.
+    //
+    name_value nv (p.next ());
+    if (!nv.empty ())
+      throw parsing (p.name (), nv.name_line, nv.name_column,
+                     "single manifest expected");
+  }
+
+  manifest::
+  manifest (parser& p, const name_value& s)
+  {
+    // Make sure this is the start and we support the version.
+    //
+    if (!s.name.empty ())
+      throw parsing (p.name (), s.name_line, s.name_column,
+                     "start of manifest expected");
+
+    if (s.value != "1")
+      throw parsing (p.name (), s.value_line, s.value_column,
+                     "unsupported format version");
+
+    for (name_value nv (p.next ()); !nv.empty (); nv = p.next ())
+    {
+      string& n (nv.name);
+      string& v (nv.value);
+
+      if (n == "name")
+        name = move (v);
+      // ...
+      else
+        throw parsing (p.name (), nv.value_line, nv.value_column,
+                       "unknown name " + n);
+    }
+
+    // Verify all non-optional values were specified.
+    //
+  }
+
+  void manifest::
+  serialize (serializer& s) const
+  {
+    s.next ("", "1"); // Start of manifest.
+    s.next ("name", name);
+    // ...
+    s.next ("", ""); // End of manifest.
+  }
+
+  // manifests
+  //
+  manifests::
+  manifests (parser& p)
+  {
+    for (name_value nv (p.next ()); !nv.empty (); nv = p.next ())
+      push_back (manifest (p, nv));
+  }
+
+  void manifests::
+  serialize (serializer& s) const
+  {
+    for (const manifest& m: *this)
+      m.serialize (s);
+
+    s.next ("", ""); // End of stream.
+  }
 }