Lots of things, but mostly evaluation

1 files changed, 82 insertions, 0 deletions

diff --git a/dice-lang/src/bjc/dicelang/v2/Node.java b/dice-lang/src/bjc/dicelang/v2/Node.java
new file mode 100644
index 0000000..bd191d2
--- /dev/null
+++ b/dice-lang/src/bjc/dicelang/v2/Node.java
@@ -0,0 +1,82 @@
+package bjc.dicelang.v2;
+
+public class Node {
+	public static enum Type {
+		 ROOT,    TOKREF,
+		 UNARYOP, BINOP,
+		 GROUP,   OGROUP,
+		 RESULT
+	}
+
+	public static enum GroupType {
+		ARRAY, CODE
+	}
+
+	public final Type type;
+
+	// These can have or not have values based of the node type
+	public Token      		tokenVal;
+	public Token.Type 		operatorType;
+	public GroupType 		groupType;
+	public Evaluator.Result resultVal;
+
+	public Node(Type typ) {
+		type = typ;
+	}
+
+	public Node(Type typ, Token tokenVl) {
+		this(typ);
+
+		tokenVal = tokenVl;
+	}
+
+	public Node(Type typ, Token.Type opType) {
+		this(typ);
+
+		operatorType = opType;
+	}
+
+	public Node(Type typ, GroupType grupType) {
+		this(typ);
+
+		groupType = grupType;
+	}
+
+	public Node(Type typ, Evaluator.Result res) {
+		this(typ);
+
+		resultVal = res;
+	}
+
+	public String toString() {
+		switch(type) {
+			case UNARYOP:
+			case BINOP:
+				return "(" + type.name() + " : " + operatorType + ")";
+			case OGROUP:
+			case TOKREF:
+				return "(" + type.name() + " : " + tokenVal     + ")";
+			case GROUP:
+				return "(" + type.name() + " : " + groupType    + ")";
+			case RESULT:
+				return "(" + type.name() + " : " + resultVal    + ")";
+			default:
+				return "Unknown node type " + type;
+		}
+	}
+
+	public boolean equals(Object other) {
+		if(!(other instanceof Node)) return false;
+
+		Node otk = (Node)other;
+
+		if(otk.type != type) return false;
+
+		switch(type) {
+			case OGROUP:
+				return tokenVal.equals(otk.tokenVal);
+			default:
+				return true;
+		}
+	}
+}