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simple language: SimpleFoldingBuilder cleanup, update folding on property value change

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This commit is contained in:
Yann Cébron 2023-08-10 13:48:04 +02:00
parent 7ffca8f009
commit e52fcb44e6
1 changed files with 24 additions and 19 deletions
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33
simple_language_plugin/src/main/java/org/intellij/sdk/language/SimpleFoldingBuilder.java
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@ -1,4 +1,4 @@
// Copyright 2000-2022 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
// Copyright 2000-2023 JetBrains s.r.o. and other contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.intellij.sdk.language;
@ -10,15 +10,18 @@ import com.intellij.openapi.editor.FoldingGroup;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.TextRange;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiLiteralExpression;
import com.intellij.psi.util.PsiTreeUtil;
import com.intellij.util.containers.ContainerUtil;
import org.intellij.sdk.language.psi.SimpleProperty;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
public class SimpleFoldingBuilder extends FoldingBuilderEx implements DumbAware {
@ -40,18 +43,18 @@ public class SimpleFoldingBuilder extends FoldingBuilderEx implements DumbAware
String key = value.substring(
SimpleAnnotator.SIMPLE_PREFIX_STR.length() + SimpleAnnotator.SIMPLE_SEPARATOR_STR.length()
);
// Get a list of all properties for a given key in the project
final List<SimpleProperty> properties = SimpleUtil.findProperties(project, key);
if (properties.size() == 1) {
// find SimpleProperty for the given key in the project
SimpleProperty simpleProperty = ContainerUtil.getOnlyItem(SimpleUtil.findProperties(project, key));
if (simpleProperty != null) {
// Add a folding descriptor for the literal expression at this node.
descriptors.add(new FoldingDescriptor(literalExpression.getNode(),
new TextRange(literalExpression.getTextRange().getStartOffset() + 1,
literalExpression.getTextRange().getEndOffset() - 1),
group));
group, Collections.singleton(simpleProperty)));
}
}
}
return descriptors.toArray(new FoldingDescriptor[descriptors.size()]);
return descriptors.toArray(FoldingDescriptor.EMPTY);
}
/**
@ -64,20 +67,22 @@ public class SimpleFoldingBuilder extends FoldingBuilderEx implements DumbAware
@Nullable
@Override
public String getPlaceholderText(@NotNull ASTNode node) {
String retTxt = "...";
if (node.getPsi() instanceof PsiLiteralExpression) {
PsiLiteralExpression nodeElement = (PsiLiteralExpression) node.getPsi();
if (!(node.getPsi() instanceof PsiLiteralExpression nodeElement)) {
return null ;
}
String key = ((String) nodeElement.getValue()).substring(
SimpleAnnotator.SIMPLE_PREFIX_STR.length() + SimpleAnnotator.SIMPLE_SEPARATOR_STR.length()
);
final List<SimpleProperty> properties = SimpleUtil.findProperties(nodeElement.getProject(), key);
String place = properties.get(0).getValue();
SimpleProperty simpleProperty = ContainerUtil.getOnlyItem(SimpleUtil.findProperties(nodeElement.getProject(), key));
if (simpleProperty == null) return StringUtil.THREE_DOTS;
String propertyValue = simpleProperty.getValue();
// IMPORTANT: keys can come with no values, so a test for null is needed
// IMPORTANT: Convert embedded \n to backslash n, so that the string will look
// like it has LF embedded in it and embedded " to escaped "
return place == null ? retTxt : place.replaceAll("\n", "\\n").replaceAll("\"", "\\\\\"");
}
return retTxt;
return propertyValue == null ? StringUtil.THREE_DOTS : propertyValue.replaceAll("\n", "\\n").replaceAll("\"", "\\\\\"");
}
@Override