X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.spreadsheet%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fsolver%2Fformula%2FIsErrorFormulaFunction.java;fp=bundles%2Forg.simantics.spreadsheet%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fsolver%2Fformula%2FIsErrorFormulaFunction.java;h=c2680cbf4e439754f1a9f4ad4cc5d2f0e90c6e84;hb=c07a3818f0024e932a27eb85cbfd3f2291475a65;hp=0000000000000000000000000000000000000000;hpb=6c99e980d250fb9201aba93be7dcb1f55564dccd;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/IsErrorFormulaFunction.java b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/IsErrorFormulaFunction.java
new file mode 100644
index 000000000..c2680cbf4
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/IsErrorFormulaFunction.java
@@ -0,0 +1,19 @@
+package org.simantics.spreadsheet.solver.formula;
+
+import org.simantics.spreadsheet.solver.formula.parser.ast.AstArgList;
+
+public class IsErrorFormulaFunction implements CellFormulaFunction<Object>{
+
+    @Override
+    public Object evaluate(CellValueVisitor visitor, AstArgList args) {
+
+        if (args.values.size() != 1) throw new IllegalStateException();
+
+        Object condition = args.values.get(0).accept(visitor);
+        if(condition instanceof String){
+            FormulaError2 error = FormulaError2.forString((String)condition);
+            return (error!=null);
+        }
+        return false;
+    }
+}
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