Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / elaboration / equation / EqGuard.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/equation/EqGuard.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/equation/EqGuard.java
new file mode 100644 (file)
index 0000000..c753924
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/equation/EqGuard.java
@@ -0,0 +1,86 @@
+package org.simantics.scl.compiler.elaboration.equation;\r
+\r
+import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;\r
+import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;\r
+import org.simantics.scl.compiler.elaboration.contexts.TypingContext;\r
+import org.simantics.scl.compiler.elaboration.expressions.Expression;\r
+import org.simantics.scl.compiler.elaboration.expressions.Variable;\r
+import org.simantics.scl.compiler.elaboration.expressions.VariableProcedure;\r
+import org.simantics.scl.compiler.errors.Locations;\r
+import org.simantics.scl.compiler.internal.elaboration.utils.ExpressionDecorator;\r
+import org.simantics.scl.compiler.types.Type;\r
+\r
+import gnu.trove.map.hash.TObjectIntHashMap;\r
+import gnu.trove.set.hash.THashSet;\r
+import gnu.trove.set.hash.TIntHashSet;\r
+\r
+public class EqGuard extends Equation {\r
+    public Expression guard;\r
+\r
+    public EqGuard(Expression guard) {\r
+        this.guard = guard;\r
+    }\r
+    \r
+    public EqGuard(long location, Expression guard) {\r
+        this(guard);\r
+        this.location = location;\r
+    }\r
+\r
+    @Override\r
+    public void setLocationDeep(long loc) {\r
+        if(location == Locations.NO_LOCATION) {\r
+            location = loc;\r
+            guard.setLocationDeep(loc);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public void forVariables(VariableProcedure procedure) {\r
+        guard.forVariables(procedure);\r
+    }\r
+\r
+    @Override\r
+    public void collectFreeVariables(THashSet<Variable> vars) {\r
+        guard.collectFreeVariables(vars);\r
+    }\r
+\r
+    @Override\r
+    public void decorate(ExpressionDecorator decorator) {\r
+        guard = guard.decorate(decorator);\r
+    }\r
+\r
+    @Override\r
+    public void collectEffects(THashSet<Type> effects) {\r
+        guard.collectEffects(effects);\r
+    }\r
+\r
+    @Override\r
+    public void checkType(TypingContext context) {\r
+        guard = guard.inferType(context);\r
+    }\r
+\r
+    @Override\r
+    public void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs) {\r
+        guard.collectRefs(allRefs, refs);\r
+    }\r
+\r
+    @Override\r
+    public void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars) {\r
+        guard.collectVars(allVars, vars);\r
+    }\r
+\r
+    @Override\r
+    public void resolve(TranslationContext context) {\r
+        guard = guard.resolve(context);\r
+    }\r
+    \r
+    @Override\r
+    public void accept(EquationVisitor visitor) {\r
+        visitor.visit(this);\r
+    }\r
+\r
+    @Override\r
+    public Equation replace(ReplaceContext context) {\r
+        return new EqGuard(location, guard.replace(context));\r
+    }\r
+}\r