Anul 3 Semestrul 1

Anul 3/Semestrul 1/Formal Languages and Compiler Design/SymbolTable.py

@@ -0,0 +1,40 @@
+from Hashtable import HashTable
+
+
+class SymbolTable:
+    def __init__(self):
+        self.symboltableConstants = HashTable()
+        self.symboltableIdentifier = HashTable()
+
+    def addIdentifier(self, identifier, value):
+        self.symboltableIdentifier.insert(identifier, value)
+
+    def getIdentifier(self, identifier):
+        return self.symboltableIdentifier.get(identifier)
+    
+    def getPositionIdentifier(self, identifier):
+        return self.symboltableIdentifier.getPosition(identifier)
+    
+    def addConstants(self, constants, value):
+        self.symboltableConstants.insert(constants, value)
+
+    def getConstants(self, constants):
+        return self.symboltableConstants.get(constants)
+    
+    def getPositionConstants(self, constants):
+        return self.symboltableConstants.getPosition(constants)
+    
+    def __str__(self):
+        var = "Identifier Table\n"
+        for i in range(self.symboltableIdentifier.capacity):
+            element = self.symboltableIdentifier.elementList[i]
+            while element is not None:
+                var += str(element.key) + " " + str(element.value) + "\n"
+                element = element.next
+        var += "Constants Table\n" 
+        for i in range(self.symboltableConstants.capacity):
+            element = self.symboltableConstants.elementList[i]
+            while element is not None:
+                var += str(element.key) + " " + str(element.value) + "\n"
+                element = element.next
+        return var