New SCL syntax <<effects>>

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / internal / parsing / types / TPlainEffectAst.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/parsing/types/TPlainEffectAst.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/parsing/types/TPlainEffectAst.java
new file mode 100644 (file)
index 0000000..bda0176
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/parsing/types/TPlainEffectAst.java
@@ -0,0 +1,61 @@
+package org.simantics.scl.compiler.internal.parsing.types;
+
+import java.util.ArrayList;
+
+import org.simantics.scl.compiler.elaboration.contexts.TypeTranslationContext;
+import org.simantics.scl.compiler.internal.types.TypeElaborationContext;
+import org.simantics.scl.compiler.types.Type;
+import org.simantics.scl.compiler.types.kinds.Kind;
+
+import gnu.trove.map.hash.TObjectIntHashMap;
+import gnu.trove.set.hash.TIntHashSet;
+
+
+
+public class TPlainEffectAst extends TypeAst {
+    public final TypeAst[] effects;
+    
+    public TPlainEffectAst(TypeAst[] effects) {
+        this.effects = effects;
+    }
+    
+    public TPlainEffectAst(ArrayList<TypeAst> effects) {
+        this(effects.toArray(new TypeAst[effects.size()]));
+    }
+
+    @Override
+    public void toString(StringBuilder b) {
+        b.append("<<");
+        boolean first = true;
+        for(TypeAst effect : effects) {
+            if(first)
+                first = false;
+            else
+                b.append(",");
+            effect.toString(b);
+        }
+        b.append(">>");
+    }
+
+    @Override
+    public Type toType(TypeTranslationContext context, Kind expectedKind) {
+        return TFunctionAst.toEffect(context, effects);
+    }
+    
+    @Override
+    public Type toType(TypeElaborationContext context) {
+        return TFunctionAst.toEffect(context, effects);
+    }
+
+    @Override
+    public int getPrecedence() {
+        return 0;
+    }
+
+    @Override
+    public void collectReferences(TObjectIntHashMap<String> typeNameMap,
+            TIntHashSet set) {
+        for(TypeAst effect : effects)
+            effect.collectReferences(typeNameMap, set);
+    }
+}