Implement the CLI language parser

1 files changed, 60 insertions, 0 deletions

diff --git a/cli/parser.hxx b/cli/parser.hxx
new file mode 100644
index 0000000..d1f4b4b
--- /dev/null
+++ b/cli/parser.hxx
@@ -0,0 +1,60 @@
+// file      : cli/parser.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef CLI_PARSER_HXX
+#define CLI_PARSER_HXX
+
+#include <string>
+#include <istream>
+
+class Token;
+class Lexer;
+
+class Parser
+{
+public:
+  struct InvalidInput {};
+
+  void
+  parse (std::istream& is, std::string const& id);
+
+private:
+  struct Error {};
+
+  void
+  def_unit ();
+
+  void
+  include_decl ();
+
+  bool
+  decl (Token&);
+
+  void
+  namespace_def ();
+
+  void
+  class_def ();
+
+  bool
+  option_def (Token&);
+
+  bool
+  qualified_name (Token&);
+
+  bool
+  fundamental_type (Token&);
+
+private:
+  void
+  recover (Token& t);
+
+private:
+  bool valid_;
+  Lexer* lexer_;
+  std::string const* id_;
+};
+
+#endif // CLI_PARSER_HXX