Add multiplication and division operations

3 files changed, 108 insertions, 0 deletions

diff --git a/main/core/parser/ast/DivisionNode.java b/main/core/parser/ast/DivisionNode.java
new file mode 100644
index 0000000..5bebf7b
--- /dev/null
+++ b/main/core/parser/ast/DivisionNode.java
@@ -0,0 +1,39 @@
+package com.jantuomi.interpreter.main.core.parser.ast;
+
+import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
+import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
+import com.jantuomi.interpreter.main.exception.ExceptionManager;
+import com.jantuomi.interpreter.main.exception.InterpreterException;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Created by jan on 16.6.2016.
+ */
+public class DivisionNode extends BinaryOperatorNode {
+
+    public DivisionNode(Token token, ASTNode lhs, ASTNode rhs) {
+        super(token, lhs, rhs);
+    }
+
+    @Override
+    public DataContainer evaluate() throws InterpreterException {
+        DataContainer operand1 = lhs.evaluate();
+        DataContainer operand2 = rhs.evaluate();
+
+        DataContainer result = operand1.divide(operand2);
+        if (result != null) {
+            return result;
+        } else {
+            ExceptionManager.raise(InterpreterException.ExceptionType.TypeError, source.getLine(),
+                    operand1.getType().toString(), operand2.getType().toString());
+            return null;
+        }
+
+    }
+    @Override
+    List<ASTNode> getChildren() {
+        return Arrays.asList(lhs, rhs);
+    }
+}
diff --git a/main/core/parser/ast/DoubleLiteralNode.java b/main/core/parser/ast/DoubleLiteralNode.java
new file mode 100644
index 0000000..a90c4af
--- /dev/null
+++ b/main/core/parser/ast/DoubleLiteralNode.java
@@ -0,0 +1,30 @@
+package com.jantuomi.interpreter.main.core.parser.ast;
+
+import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
+import com.jantuomi.interpreter.main.core.parser.datatype.DoubleDataContainer;
+import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Created by jan on 16.6.2016.
+ */
+public class DoubleLiteralNode extends ASTNode {
+    private DoubleDataContainer value;
+
+    public DoubleLiteralNode(Token token) {
+        super(token);
+        value = new DoubleDataContainer(Double.parseDouble(token.getText()));
+    }
+
+    @Override
+    public DataContainer evaluate() {
+        return value;
+    }
+
+    @Override
+    List<ASTNode> getChildren() {
+        return Arrays.asList();
+    }
+}
diff --git a/main/core/parser/ast/MultiplicationNode.java b/main/core/parser/ast/MultiplicationNode.java
new file mode 100644
index 0000000..5d86cf3
--- /dev/null
+++ b/main/core/parser/ast/MultiplicationNode.java
@@ -0,0 +1,39 @@
+package com.jantuomi.interpreter.main.core.parser.ast;
+
+import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
+import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
+import com.jantuomi.interpreter.main.exception.ExceptionManager;
+import com.jantuomi.interpreter.main.exception.InterpreterException;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Created by jan on 16.6.2016.
+ */
+public class MultiplicationNode extends BinaryOperatorNode {
+
+    public MultiplicationNode(Token token, ASTNode lhs, ASTNode rhs) {
+        super(token, lhs, rhs);
+    }
+
+    @Override
+    public DataContainer evaluate() throws InterpreterException {
+        DataContainer operand1 = lhs.evaluate();
+        DataContainer operand2 = rhs.evaluate();
+
+        DataContainer result = operand1.multiply(operand2);
+        if (result != null) {
+            return result;
+        } else {
+            ExceptionManager.raise(InterpreterException.ExceptionType.TypeError, source.getLine(),
+                    operand1.getType().toString(), operand2.getType().toString());
+            return null;
+        }
+
+    }
+    @Override
+    List<ASTNode> getChildren() {
+        return Arrays.asList(lhs, rhs);
+    }
+}