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[uast] Make light parameter type building lazy in K2

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Computing the type can be slow, and clients might not even need to access the type.

GitOrigin-RevId: 22df309ed18d77f07ae7d2dd2dcc994c79541f0b
This commit is contained in:
Bart van Helvert
2024-09-20 16:14:30 +02:00
committed by intellij-monorepo-bot
parent d3bf2e0e20
commit cf770b3acf
13 changed files with 181 additions and 178 deletions
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16
java/java-psi-impl/src/com/intellij/psi/impl/light/LightParameter.java
View File

@@ -1,4 +1,4 @@
// Copyright 2000-2022 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
package com.intellij.psi.impl.light;
import com.intellij.lang.Language;
@@ -6,6 +6,8 @@ import com.intellij.psi.*;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import java.util.function.Supplier;
public class LightParameter extends LightVariableBuilder<LightVariableBuilder<?>> implements PsiParameter {
private final PsiElement myDeclarationScope;
private final boolean myVarArgs;
@@ -29,6 +31,18 @@ public class LightParameter extends LightVariableBuilder<LightVariableBuilder<?>
myVarArgs = isVarArgs;
}
public LightParameter(
@NonNls @NotNull String name,
@NotNull PsiElement declarationScope,
@NotNull Supplier<? extends @NotNull PsiType> typeSupplier,
@NotNull Language language,
boolean isVarArgs
) {
super(declarationScope.getManager(), name, typeSupplier, language, new LightModifierList(declarationScope.getManager()));
myDeclarationScope = declarationScope;
myVarArgs = isVarArgs;
}
@Override
public @NotNull PsiElement getDeclarationScope() {
return myDeclarationScope;

19
java/java-psi-impl/src/com/intellij/psi/impl/light/LightVariableBuilder.java
View File

@@ -15,10 +15,11 @@ import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.util.function.Supplier;
public class LightVariableBuilder<T extends LightVariableBuilder<?>> extends LightElement implements PsiVariable, NavigationItem, OriginInfoAwareElement {
private final String myName;
private final PsiType myType;
private final Supplier<? extends PsiType> myTypeSupplier;
private volatile LightModifierList myModifierList;
private volatile Icon myBaseIcon = IconManager.getInstance().getPlatformIcon(PlatformIcons.Variable);
private String myOriginInfo;
@@ -40,7 +41,19 @@ public class LightVariableBuilder<T extends LightVariableBuilder<?>> extends Lig
@NotNull Language language, @NotNull LightModifierList modifierList) {
super(manager, language);
myName = name;
myType = type;
myTypeSupplier = () -> type;
myModifierList = modifierList;
}
protected LightVariableBuilder(PsiManager manager,
@NotNull String name,
@NotNull Supplier<? extends @NotNull PsiType> typeSupplier,
@NotNull Language language,
@NotNull LightModifierList modifierList
) {
super(manager, language);
myName = name;
myTypeSupplier = typeSupplier;
myModifierList = modifierList;
}
@@ -60,7 +73,7 @@ public class LightVariableBuilder<T extends LightVariableBuilder<?>> extends Lig
@Override
public @NotNull PsiType getType() {
return myType;
return myTypeSupplier.get();
}
@Override