Add SymTableTopDown, changes to SymbolTable to make it possible

Delete SymTableVis

1 files changed, 18 insertions, 17 deletions

diff --git a/st/SymbolTable.java b/st/SymbolTable.java
index 154c142..9d7ffb4 100644
--- a/st/SymbolTable.java
+++ b/st/SymbolTable.java
@@ -37,10 +37,14 @@ public class SymbolTable {
     /**
      * Methods intended to be used during the second pass
      */
-    public void setActive(String id, TypeEnum type) {
+    public void setActive(TypeEnum type, String id) {
         this.active.put(type, id);
     }
 
+    public void removeActive(TypeEnum type) {
+        this.active.remove(type);
+    }
+
     public void setExtend(String arg) {
         String str = this.active.get(TypeEnum.classname);
         ClassInstance cls = this.getClass(str);
@@ -51,13 +55,19 @@ public class SymbolTable {
         //     cls.add
     }
 
-    public void addAttribute(String arg) {
-        String str = this.active.get(TypeEnum.classname);
-        ClassInstance cls = this.getClass(str);
-        TypeInstance attr = this.getType(arg);
-
-        attr.setScope(cls);
-        cls.addAttribute(attr);
+    public void addLocal(String lvar) {
+        TypeInstance var = this.getType(lvar);
+        if (this.active.get(TypeEnum.method) != null) { // we are in a method
+            String str = this.active.get(TypeEnum.method);
+            MethodInstance mtd = this.getMethod(str);
+            mtd.addLocal(var);
+            var.setScope(mtd);
+        } else {
+            String str = this.active.get(TypeEnum.classname);
+            ClassInstance cls = this.getClass(str);
+            cls.addLocal(var);
+            var.setScope(cls);
+        }
     }
 
     public void addMethod(String mtd) {
@@ -78,15 +88,6 @@ public class SymbolTable {
         mtd.addArgument(para); // also adds to local vars
     }
 
-    public void addLocal(String lvar) {
-        String str = this.active.get(TypeEnum.method);
-        MethodInstance mtd = this.getMethod(str);
-        TypeInstance var = this.getType(lvar);
-
-        var.setScope(mtd);
-        mtd.addLocal(var);
-    }
-
 
     /**
      * Methods to safely retrieve differentiable types