Adopt spreadsheet changes made in Balas development

[simantics/platform.git] / bundles / org.simantics.spreadsheet / src / org / simantics / spreadsheet / solver / formula / IfErrorFormulaFunction.java

diff --git a/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/IfErrorFormulaFunction.java b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/IfErrorFormulaFunction.java
new file mode 100644 (file)
index 0000000..9c79234
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/IfErrorFormulaFunction.java
@@ -0,0 +1,17 @@
+package org.simantics.spreadsheet.solver.formula;
+
+import org.simantics.spreadsheet.solver.formula.parser.ast.AstArgList;
+
+public class IfErrorFormulaFunction implements CellFormulaFunction<Object> {
+
+    @Override
+    public Object evaluate(CellValueVisitor visitor, AstArgList args) {
+
+        if (args.values.size() != 2) throw new IllegalStateException();
+
+        Object condition = args.values.get(0).accept(visitor);
+        FormulaError2 error = FormulaError2.forObject(condition);
+        if(error!=null) return error.getString();
+        else return condition;
+    }
+}
\ No newline at end of file