X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=bundles%2Forg.simantics.scl.commands%2Fsrc%2Forg%2Fsimantics%2Fscl%2Fcommands%2Finternal%2Fchecker%2FFunctionCheckItem.java;fp=bundles%2Forg.simantics.scl.commands%2Fsrc%2Forg%2Fsimantics%2Fscl%2Fcommands%2Finternal%2Fchecker%2FFunctionCheckItem.java;h=756f639af3b16756a6f75555678b89b5e5557dd4;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.scl.commands/src/org/simantics/scl/commands/internal/checker/FunctionCheckItem.java b/bundles/org.simantics.scl.commands/src/org/simantics/scl/commands/internal/checker/FunctionCheckItem.java
new file mode 100644
index 000000000..756f639af
--- /dev/null
+++ b/bundles/org.simantics.scl.commands/src/org/simantics/scl/commands/internal/checker/FunctionCheckItem.java
@@ -0,0 +1,33 @@
+package org.simantics.scl.commands.internal.checker;
+
+import java.util.List;
+
+import org.simantics.scl.compiler.types.Type;
+import org.simantics.scl.runtime.function.Function;
+
+public class FunctionCheckItem implements CheckItem {
+
+    Type parameterType;
+    CheckItem next;
+    
+    public FunctionCheckItem(Type parameterType, CheckItem next) {
+        this.parameterType = parameterType;
+        this.next = next;
+    }
+
+    @SuppressWarnings({ "unchecked", "rawtypes" })
+    @Override
+    public boolean check(Object check, Object[] parameters, int pos) {
+        if(pos == parameters.length)
+            return true;
+        Object nextCheck = ((Function)check).apply(parameters[pos]);
+        return next.check(nextCheck, parameters, pos+1);
+    }
+
+    @Override
+    public void collectParameterTypes(List<Type> types) {
+        types.add(parameterType);
+        next.collectParameterTypes(types);
+    }
+
+}