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Commit 68b25042 authored by Johannes Mey's avatar Johannes Mey
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extract analysis code and create line marker for nonterminal usages

parent f8d10017
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src/main/java/org/jastadd/tooling/RelAstGrammarAnnotator.java
+ 7
− 45
View file @ 68b25042
......@@ -6,63 +6,31 @@ import com.intellij.lang.annotation.AnnotationHolder;
import com.intellij.lang.annotation.Annotator;
import com.intellij.lang.annotation.HighlightSeverity;
import com.intellij.openapi.editor.DefaultLanguageHighlighterColors;
import com.intellij.psi.JavaResolveResult;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiJavaCodeReferenceElement;
import com.intellij.psi.javadoc.PsiDocComment;
import com.intellij.psi.javadoc.PsiDocTag;
import org.jastadd.tooling.psi.RelAstGrammarTypeDecl;
import org.jetbrains.annotations.NotNull;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import static org.jastadd.tooling.RelAstGrammarUtil.asReferenceToTypeDecl;
public class RelAstGrammarAnnotator implements Annotator {
@Override
public void annotate(@NotNull final PsiElement element, @NotNull AnnotationHolder holder) {
Optional<PsiClass> classOptional = asReferenceToTypeDecl(element);
// Ensure the Psi Element is an reference
if (!(element instanceof PsiJavaCodeReferenceElement)) {
return;
}
// Ensure the Psi element references something with a name
PsiJavaCodeReferenceElement javaCodeReferenceElement = (PsiJavaCodeReferenceElement) element;
String value = javaCodeReferenceElement.getReferenceName();
if (value == null) {
if (classOptional.isEmpty()) {
return;
}
// Ensure that the reference is valid and accessible
JavaResolveResult result = javaCodeReferenceElement.advancedResolve(true);
if (!result.isValidResult() || !result.isAccessible() || result.getElement() == null) {
return;
}
// Ensure that the reference is a Java class
PsiElement reference = result.getElement();
if (!(reference instanceof PsiClass)) {
return;
}
// Ensure that the class has a doc comment which contains the tag ast with the value node
PsiClass refClass = (PsiClass) reference;
PsiDocComment docComment = refClass.getDocComment();
if (docComment == null) {
return;
}
PsiDocTag astTag = docComment.findTagByName("ast");
if (astTag == null) {
return;
}
if (astTag.getValueElement() == null || !astTag.getValueElement().getText().equals("node")) {
return;
}
PsiDocComment docComment = classOptional.get().getDocComment();
assert docComment != null; // asReferenceToTypeDecl ensures this is not null
PsiDocTag declaredAtTag = docComment.findTagByName("declaredat");
if (declaredAtTag == null) {
......@@ -82,12 +50,6 @@ public class RelAstGrammarAnnotator implements Annotator {
.textAttributes(DefaultLanguageHighlighterColors.HIGHLIGHTED_REFERENCE)
.tooltip("<b>JastAdd Nonterminal</b><br/>Production: <i>" + production + "</i><br/><i>Declared at </i>" + declaredAt)
.create();
// Get the list of typeDecls for given key
List<RelAstGrammarTypeDecl> typeDecls = RelAstGrammarUtil.findTypeDecl(element.getProject(), value);
if (!typeDecls.isEmpty()) {
// TODO decide what to do here
}
}
}
src/main/java/org/jastadd/tooling/RelAstGrammarLineMarkerProvider.java
+ 20
− 29
View file @ 68b25042
......@@ -3,45 +3,36 @@ package org.jastadd.tooling;
import com.intellij.codeInsight.daemon.RelatedItemLineMarkerInfo;
import com.intellij.codeInsight.daemon.RelatedItemLineMarkerProvider;
import com.intellij.codeInsight.navigation.NavigationGutterIconBuilder;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiLiteralExpression;
import com.intellij.psi.impl.source.tree.java.PsiJavaTokenImpl;
import org.jastadd.tooling.psi.RelAstGrammarTypeDecl;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
import java.util.List;
import java.util.Optional;
import static org.jastadd.tooling.RelAstGrammarUtil.asReferenceToTypeDecl;
public class RelAstGrammarLineMarkerProvider extends RelatedItemLineMarkerProvider {
@Override
protected void collectNavigationMarkers(@NotNull PsiElement element,
@NotNull Collection<? super RelatedItemLineMarkerInfo<?>> result) {
// This must be an element with a literal expression as a parent
if (!(element instanceof PsiJavaTokenImpl) || !(element.getParent() instanceof PsiLiteralExpression)) {
return;
}
// The literal expression must start with the Simple language literal expression
PsiLiteralExpression literalExpression = (PsiLiteralExpression) element.getParent();
String value = literalExpression.getValue() instanceof String ? (String) literalExpression.getValue() : null;
if ((value == null) ||
!value.startsWith(SimpleAnnotator.SIMPLE_PREFIX_STR + SimpleAnnotator.SIMPLE_SEPARATOR_STR)) {
Optional<PsiClass> classOptional = asReferenceToTypeDecl(element);
if (classOptional.isEmpty()) {
return;
}
// Get the Simple language property usage
Project project = element.getProject();
String possibleProperties = value.substring(
SimpleAnnotator.SIMPLE_PREFIX_STR.length() + SimpleAnnotator.SIMPLE_SEPARATOR_STR.length()
);
final List<SimpleProperty> properties = SimpleUtil.findProperties(project, possibleProperties);
if (properties.size() > 0) {
// Add the property to a collection of line marker info
// Get the list of typeDecls for given key
List<RelAstGrammarTypeDecl> typeDecls = RelAstGrammarUtil.findTypeDecl(element.getProject(), classOptional.get().getName());
if (!typeDecls.isEmpty()) {
NavigationGutterIconBuilder<PsiElement> builder =
NavigationGutterIconBuilder.create(SimpleIcons.FILE)
.setTargets(properties)
.setTooltipText("Navigate to Simple language property");
NavigationGutterIconBuilder.create(JastAddIcons.FILE)
.setTargets(typeDecls)
.setTooltipText("Navigate to production rule for RelAst nonterminal");
result.add(builder.createLineMarkerInfo(element));
}
}
......
src/main/java/org/jastadd/tooling/RelAstGrammarUtil.java
+ 53
− 5
View file @ 68b25042
package org.jastadd.tooling;
import com.intellij.codeInspection.ProblemHighlightType;
import com.intellij.lang.annotation.AnnotationHolder;
import com.intellij.lang.annotation.HighlightSeverity;
import com.intellij.openapi.editor.DefaultLanguageHighlighterColors;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiManager;
import com.intellij.psi.*;
import com.intellij.psi.javadoc.PsiDocComment;
import com.intellij.psi.javadoc.PsiDocTag;
import com.intellij.psi.search.FileTypeIndex;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.psi.util.PsiTreeUtil;
import org.jastadd.tooling.psi.RelAstGrammarFile;
import org.jastadd.tooling.psi.RelAstGrammarTypeDecl;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.*;
import java.util.stream.Collectors;
public class RelAstGrammarUtil {
......@@ -71,4 +76,47 @@ public class RelAstGrammarUtil {
return result;
}
public static Optional<PsiClass> asReferenceToTypeDecl(@NotNull final PsiElement element) {
// Ensure the Psi Element is an reference
if (!(element instanceof PsiJavaCodeReferenceElement)) {
return Optional.empty();
}
// Ensure the Psi element references something with a name
PsiJavaCodeReferenceElement javaCodeReferenceElement = (PsiJavaCodeReferenceElement) element;
String value = javaCodeReferenceElement.getReferenceName();
if (value == null) {
return Optional.empty();
}
// Ensure that the reference is valid and accessible
JavaResolveResult result = javaCodeReferenceElement.advancedResolve(true);
if (!result.isValidResult() || !result.isAccessible() || result.getElement() == null) {
return Optional.empty();
}
// Ensure that the reference is a Java class
PsiElement reference = result.getElement();
if (!(reference instanceof PsiClass)) {
return Optional.empty();
}
// Ensure that the class has a doc comment which contains the tag ast with the value node
PsiClass refClass = (PsiClass) reference;
PsiDocComment docComment = refClass.getDocComment();
if (docComment == null) {
return Optional.empty();
}
PsiDocTag astTag = docComment.findTagByName("ast");
if (astTag == null) {
return Optional.empty();
}
if (astTag.getValueElement() == null || !astTag.getValueElement().getText().equals("node")) {
return Optional.empty();
}
return Optional.of(refClass);
}
}
src/main/resources/META-INF/plugin.xml
+ 3
− 0
View file @ 68b25042
......@@ -24,6 +24,9 @@
<colorSettingsPage implementation="org.jastadd.tooling.RelAstGrammarColorSettingsPage"/>
<annotator language="JAVA" implementationClass="org.jastadd.tooling.RelAstGrammarAnnotator"/>
<codeInsight.lineMarkerProvider language="JAVA"
implementationClass="org.jastadd.tooling.RelAstGrammarLineMarkerProvider"/>
</extensions>
<actions>
......
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