1 package org.simantics.scl.compiler.elaboration.expressions;
3 import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;
4 import org.simantics.scl.compiler.compilation.CompilationContext;
5 import org.simantics.scl.compiler.elaboration.chr.CHRRuleset;
6 import org.simantics.scl.compiler.elaboration.contexts.SimplificationContext;
7 import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
8 import org.simantics.scl.compiler.elaboration.contexts.TypingContext;
9 import org.simantics.scl.compiler.errors.Locations;
10 import org.simantics.scl.compiler.internal.codegen.references.IVal;
11 import org.simantics.scl.compiler.internal.codegen.writer.CodeWriter;
12 import org.simantics.scl.compiler.internal.interpreted.IExpression;
13 import org.simantics.scl.compiler.top.ExpressionInterpretationContext;
14 import org.simantics.scl.compiler.types.exceptions.MatchException;
16 public class ECHRRulesetConstructor extends Expression {
17 public CHRRuleset ruleset;
19 public ECHRRulesetConstructor(CHRRuleset ruleset) {
20 this.ruleset = ruleset;
24 protected void updateType() throws MatchException {
25 throw new InternalCompilerError("Type of ECHRRulesetConstructor should be already given.");
29 public IVal toVal(CompilationContext context, CodeWriter w) {
30 return ruleset.generateCode(w);
34 public Expression resolve(TranslationContext context) {
36 context.pushCHRConstraintFrame();
37 ruleset.resolve(context);
38 context.popCHRConstraintFrame(ruleset.constraints);
43 public void setLocationDeep(long loc) {
44 if(location == Locations.NO_LOCATION) {
46 ruleset.setLocationDeep(loc);
50 public void accept(ExpressionVisitor visitor) {
55 public Expression inferType(TypingContext context) {
56 ruleset.checkType(context);
61 public Expression simplify(SimplificationContext context) {
62 ruleset.simplify(context);
63 ruleset.compile(context);
68 public Expression accept(ExpressionTransformer transformer) {
69 return transformer.transform(this);
73 public IExpression toIExpression(ExpressionInterpretationContext context) {
74 throw new UnsupportedOperationException();