From 8131ddc22af5d39114a55349d71bcdc467599187 Mon Sep 17 00:00:00 2001
From: bd-912 <bdunahu@colostate.edu>
Date: Wed, 27 Mar 2024 13:09:08 -0600
Subject: Expand file structure, Vaporize skeleton

---
 typecheck/library/SymTableVis.java | 101 +++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 typecheck/library/SymTableVis.java

(limited to 'typecheck/library/SymTableVis.java')

diff --git a/typecheck/library/SymTableVis.java b/typecheck/library/SymTableVis.java
new file mode 100644
index 0000000..615b1c9
--- /dev/null
+++ b/typecheck/library/SymTableVis.java
@@ -0,0 +1,101 @@
+package typecheck.library;
+
+import syntaxtree.*;
+import visitor.*;
+import java.util.*;
+
+/**
+ * Provides default methods which visit each node in the tree in depth-first
+ * order.  Your visitors may extend this class.
+ */
+public class SymTableVis<R,A> extends GJDepthFirst<R,A> {
+
+    public HashMap<String,TypeInstance> symt = new HashMap<>();
+
+    /**
+     * f0 -> "class"
+     * f1 -> Identifier()
+     * f2 -> "{"
+     * f3 -> "public"
+     * f4 -> "static"
+     * f5 -> "void"
+     * f6 -> "main"
+     * f7 -> "("
+     * f8 -> "String"
+     * f9 -> "["
+     * f10 -> "]"
+     * f11 -> Identifier()
+     * f12 -> ")"
+     * f13 -> "{"
+     * f14 -> ( VarDeclaration() )*
+     * f15 -> ( Statement() )*
+     * f16 -> "}"
+     * f17 -> "}"
+     */
+    public R visit(MainClass n, A argu) {
+
+        n.f1.accept(this, argu);
+        n.f11.accept(this, argu);
+        n.f14.accept(this, argu);
+        n.f15.accept(this, argu);
+
+        Utilities.print_filter("Processing main", true);
+
+        String id = n.f1.f0.tokenImage;
+
+        TypeInstance type = new TypeInstance(id, TypeEnum.classname);
+        Utilities.print_filter("Inserting " + id + " => " + type, true);
+        symt.put(id, type);
+
+        return null;
+
+    }
+
+    /**
+     * f0 -> Type()
+     * f1 -> Identifier()
+     * f2 -> ";"
+     */
+    public R visit(VarDeclaration n, A argu) {
+
+        Utilities.print_filter("Processing declaration", true);
+
+        String id = n.f1.f0.tokenImage;
+        TypeInstance type = new TypeInstance("ERROR", TypeEnum.ERROR);
+        switch (n.f0.f0.which) {
+        case 0:
+            type = new TypeInstance("int_array", TypeEnum.int_array); break;
+        case 1:
+            type = new TypeInstance("bool", TypeEnum.bool); break;
+        case 2:
+            type = new TypeInstance("int", TypeEnum.integer); break;
+        case 3:
+            type = new TypeInstance(id, TypeEnum.classname); break;
+        default:
+            Utilities.print_filter("Unsupported case", true);
+        }
+
+        Utilities.print_filter("Inserting " + id + " => " + type, true);
+        // Safe?
+        symt.put(id, type);
+
+        return null;
+    }
+
+    public R visit(ClassDeclaration n, A argu) {
+
+        Utilities.print_filter("Processing class", true);
+
+        String id = n.f1.f0.tokenImage;
+
+        TypeInstance type = new TypeInstance(id, TypeEnum.classname);
+        Utilities.print_filter("Inserting " + id + " => " + type, true);
+        // Safe?
+        symt.put(id, type);
+
+        return null;
+
+    }
+
+
+}
-- 
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