Closes #25

core/dbc_statement_handler.h

@@ -37,6 +37,11 @@ public:
     DbcDiagnostic diagnostic;
 };
 
+struct PendingAttribute {
+    std::string statement;
+    std::size_t lineNumber;
+};
+
 /** Mutable state belonging to one file parse. Handlers do not retain it. */
 struct DbcParseContext {
     DbcDatabase &database;
@@ -51,6 +56,9 @@ struct DbcParseContext {
     std::vector<PendingComment> pendingComments = {};
     void ResolveComments(const std::string &filePath);
 
+    std::vector<PendingAttribute> pendingAttributes = {};
+    void ResolveAttributes(const std::string &filePath, std::vector<DbcDiagnostic> &diagnostics);
+
     void ResolveValueDescriptions(const std::string &filePath);
 };
 
@@ -79,7 +87,11 @@ private:
 class DbcCommentHandler : public DbcStatementHandler {
 public:
     void Handle(const std::string &line, DbcParseContext &context) const override;
+};
 
+class DbcAttributeHandler : public DbcStatementHandler {
+public:
+    void Handle(const std::string &line, DbcParseContext &context) const override;
 };
 
 class DbcValueDescriptionHandler : public DbcStatementHandler {