X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.spreadsheet.graph%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fgraph%2Fparser%2Fast%2FAstList.java;fp=bundles%2Forg.simantics.spreadsheet.graph%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fgraph%2Fparser%2Fast%2FAstList.java;h=55cba4237478b8cc236c63cdb4e25303674592d4;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/parser/ast/AstList.java b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/parser/ast/AstList.java
new file mode 100644
index 000000000..55cba4237
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/parser/ast/AstList.java
@@ -0,0 +1,43 @@
+package org.simantics.spreadsheet.graph.parser.ast;
+
+import java.util.ArrayList;
+
+abstract public class AstList implements AstValue {
+
+	public final AstValue left;
+
+	public ArrayList<String> rightOps;
+	public ArrayList<AstValue> rightValues;
+	
+	public AstList(AstValue left) {
+		this.left = left;
+	}
+	
+	public int rightCount() {
+		if(rightValues == null) return 0;
+		return rightValues.size();
+	}
+	
+	public String rightOp(int index) {
+		return rightOps.get(index);
+	}
+	
+	public AstValue rightValue(int index) {
+		return rightValues.get(index);
+	}
+
+	public void add(String op, AstValue value) {
+		if(rightValues == null) {
+			rightOps = new ArrayList<>(); 
+			rightValues = new ArrayList<>();
+		}
+		rightOps.add(op);
+		rightValues.add(value);
+	}
+
+	public AstValue simplify() {
+		if(rightValues == null) return left;
+		return this;
+	}
+
+}