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Add this as a self type (#1708)
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@@ -82,6 +82,7 @@ import org.pkl.parser.syntax.Type.NothingType;
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import org.pkl.parser.syntax.Type.NullableType;
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import org.pkl.parser.syntax.Type.ParenthesizedType;
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import org.pkl.parser.syntax.Type.StringConstantType;
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import org.pkl.parser.syntax.Type.ThisType;
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import org.pkl.parser.syntax.Type.UnionType;
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import org.pkl.parser.syntax.Type.UnknownType;
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import org.pkl.parser.syntax.TypeAlias;
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@@ -107,6 +108,11 @@ public abstract class BaseParserVisitor<T> implements ParserVisitor<T> {
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return defaultValue();
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}
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@Override
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public T visitThisType(ThisType type) {
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return defaultValue();
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}
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@Override
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public T visitStringConstantType(StringConstantType type) {
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return visitChildren(type);
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@@ -1161,6 +1161,7 @@ class GenericParserImpl {
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case UNKNOWN -> make(NodeType.UNKNOWN_TYPE, next().span);
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case NOTHING -> make(NodeType.NOTHING_TYPE, next().span);
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case MODULE -> make(NodeType.MODULE_TYPE, next().span);
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case THIS -> make(NodeType.THIS_TYPE, next().span);
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case LPAREN -> {
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var children = new ArrayList<Node>();
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children.add(makeTerminal(next()));
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@@ -1391,6 +1391,7 @@ final class ParserImpl {
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case UNKNOWN -> typ = new Type.UnknownType(next().span);
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case NOTHING -> typ = new Type.NothingType(next().span);
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case MODULE -> typ = new Type.ModuleType(next().span);
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case THIS -> typ = new Type.ThisType(next().span);
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case LPAREN -> {
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var tk = next();
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var children = new ArrayList<Node>();
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@@ -1,5 +1,5 @@
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/*
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* Copyright © 2024-2025 Apple Inc. and the Pkl project authors. All rights reserved.
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* Copyright © 2024-2026 Apple Inc. and the Pkl project authors. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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@@ -82,6 +82,8 @@ public interface ParserVisitor<Result> {
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Result visitModuleType(Type.ModuleType type);
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Result visitThisType(Type.ThisType type);
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Result visitStringConstantType(Type.StringConstantType type);
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Result visitDeclaredType(Type.DeclaredType type);
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@@ -61,6 +61,17 @@ public abstract sealed class Type extends AbstractNode {
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}
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}
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public static final class ThisType extends Type {
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public ThisType(Span span) {
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super(span, List.of());
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}
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@Override
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public <T> T accept(ParserVisitor<T> visitor) {
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return visitor.visitThisType(this);
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}
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}
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public static final class StringConstantType extends Type {
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public StringConstantType(StringConstant str, Span span) {
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super(span, List.of(str));
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@@ -135,6 +135,7 @@ public enum NodeType {
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UNKNOWN_TYPE(NodeKind.TYPE),
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NOTHING_TYPE(NodeKind.TYPE),
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MODULE_TYPE(NodeKind.TYPE),
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THIS_TYPE(NodeKind.TYPE),
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UNION_TYPE(NodeKind.TYPE),
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FUNCTION_TYPE(NodeKind.TYPE),
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FUNCTION_TYPE_PARAMETERS,
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@@ -773,6 +773,10 @@ class SexpRenderer {
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buf.append(tab)
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buf.append("(moduleType)")
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}
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is ThisType -> {
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buf.append(tab)
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buf.append("(thisType)")
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}
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is StringConstantType -> renderStringConstantType(type)
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is DeclaredType -> renderDeclaredType(type)
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is ParenthesizedType -> renderParenthesizedType(type)
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