1 files changed, 68 insertions, 0 deletions
diff --git a/src/parser/parse_directive.h b/src/parser/parse_directive.h
new file mode 100644
index 0000000..212fd4a
--- /dev/null
+++ b/src/parser/parse_directive.h
@@ -0,0 +1,68 @@
+#pragma once
+
+#include "parse_tree.h"
+
+#include <initializer_list>
+#include <utility>
+#include <memory>
+#include <string>
+#include <vector>
+#include <map>
+#include <iostream>
+
+using std::pair;
+using std::make_pair;
+using std::string;
+using std::vector;
+using std::map;
+using std::cout;
+using std::cerr;
+using std::endl;
+using std::pair;
+using std::unique_ptr;
+
+/* OPTIONS: specify simulator options */
+struct OPTIONSDirective : public ParseDirective {
+    /* Import constructor from ParseDirective */
+    using ParseDirective::ParseDirective;
+
+    virtual ParseDirective* clone() const
+    { return new OPTIONSDirective(*this); }
+    virtual void create() const;
+    virtual string kind() const
+    { return "OPTIONS"; }
+};
+
+/* NODESET: specify initial guesses  */
+struct NODESETDirective : public ParseDirective {
+    typedef string net_name;
+    typedef string property_name;
+    typedef Variable property_val;
+    typedef pair<property_name, property_val> assignment;
+
+    map<net_name, vector<assignment>> net_assignments;
+
+    /* Import constructor from ParseDirective */
+    using ParseDirective::ParseDirective;
+
+    virtual void print() const;
+
+    virtual ParseDirective* clone() const
+    { return new NODESETDirective(*this); }
+    virtual void create() const;
+    virtual string kind() const
+    { return "NODESET"; }
+};
+
+/* IC: specify initial conditions options */
+// Inherit from NODESETDirective as options are the same.
+struct ICDirective : public NODESETDirective {
+    /* Import constructor from ParseDirective */
+    using NODESETDirective::NODESETDirective;
+
+    virtual ParseDirective* clone() const
+    { return new ICDirective(*this); }
+    virtual void create() const;
+    virtual string kind() const
+    { return "IC"; }
+};
+\ No newline at end of file