Added scopes, variables and functions

1 files changed, 32 insertions, 0 deletions

diff --git a/main/core/parser/ast/VariableDeclareNode.java b/main/core/parser/ast/VariableDeclareNode.java
new file mode 100644
index 0000000..185edda
--- /dev/null
+++ b/main/core/parser/ast/VariableDeclareNode.java
@@ -0,0 +1,32 @@
+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.StringDataContainer;
+import com.jantuomi.interpreter.main.core.runtime.State;
+import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Created by jan on 20.6.2016.
+ */
+public class VariableDeclareNode extends ASTNode {
+    private SymbolNode variable;
+
+    public VariableDeclareNode(Token source, SymbolNode variable) {
+        super(source);
+        this.variable = variable;
+    }
+
+    @Override
+    public DataContainer evaluate() {
+        State.getInstance().addSymbolToScope(variable.getName());
+        return new StringDataContainer(variable.getName());
+    }
+
+    @Override
+    List<ASTNode> getChildren() {
+        return Arrays.asList();
+    }
+}