Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / internal / elaboration / constraints2 / ConstraintResolution.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/elaboration/constraints2/ConstraintResolution.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/elaboration/constraints2/ConstraintResolution.java
new file mode 100644 (file)
index 0000000..f194692
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/elaboration/constraints2/ConstraintResolution.java
@@ -0,0 +1,34 @@
+package org.simantics.scl.compiler.internal.elaboration.constraints2;
+
+import org.simantics.scl.compiler.constants.Constant;
+import org.simantics.scl.compiler.types.Type;
+import org.simantics.scl.compiler.types.util.TypeUnparsingContext;
+
+class ConstraintResolution {
+    public static final int INSTANCE_PRIORITY = 1;
+    public static final int SUPERCLASS_PRIORITY = 2;
+    public static final int GIVEN_PRIORITY = 3;
+    
+    public final Constant function;
+    public final Type[] typeParameters;
+    public final ConstraintHandle[] parameters;
+    public final int priority;
+    
+    public ConstraintResolution(Constant function, Type[] typeParameters,
+            ConstraintHandle[] parameters, int priority) {
+        this.function = function;
+        this.typeParameters = typeParameters;
+        this.parameters = parameters;
+        this.priority = priority;
+    }
+
+    public String toString(TypeUnparsingContext tuc) {
+        StringBuilder b = new StringBuilder();
+        b.append(function);
+        for(Type typeParameter : typeParameters)
+            b.append(" <").append(typeParameter.toString(tuc)).append('>');
+        for(ConstraintHandle parameter : parameters)
+            b.append(" (").append(parameter.constraint.toString(tuc)).append(')');
+        return b.toString();
+    }
+}