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feat: Support for TypeHierachy + CallHierarchy
Signed-off-by: azerr <[email protected]>
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src/main/java/com/redhat/devtools/lsp4ij/client/features/LSPCallHierarchyFeature.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2024 Red Hat, Inc. | ||
| * Distributed under license by Red Hat, Inc. All rights reserved. | ||
| * This program is made available under the terms of the | ||
| * Eclipse Public License v2.0 which accompanies this distribution, | ||
| * and is available at https://www.eclipse.org/legal/epl-v20.html | ||
| * | ||
| * Contributors: | ||
| * Red Hat, Inc. - initial API and implementation | ||
| ******************************************************************************/ | ||
| package com.redhat.devtools.lsp4ij.client.features; | ||
|
|
||
| import com.intellij.psi.PsiFile; | ||
| import com.redhat.devtools.lsp4ij.server.capabilities.CallHierarchyCapabilityRegistry; | ||
| import org.eclipse.lsp4j.CallHierarchyItem; | ||
| import org.eclipse.lsp4j.ServerCapabilities; | ||
| import org.jetbrains.annotations.ApiStatus; | ||
| import org.jetbrains.annotations.NotNull; | ||
| import org.jetbrains.annotations.Nullable; | ||
|
|
||
| /** | ||
| * LSP call hierarchy feature. | ||
| */ | ||
| @ApiStatus.Experimental | ||
| public class LSPCallHierarchyFeature extends AbstractLSPDocumentFeature { | ||
|
|
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| private CallHierarchyCapabilityRegistry callHierarchyCapabilityRegistry; | ||
|
|
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| @Override | ||
| public boolean isSupported(@NotNull PsiFile file) { | ||
| return isCallHierarchySupported(file); | ||
| } | ||
|
|
||
| /** | ||
| * Returns true if the file associated with a language server can support call hierarchy and false otherwise. | ||
| * | ||
| * @param file the file. | ||
| * @return true if the file associated with a language server can support call hierarchy and false otherwise. | ||
| */ | ||
| public boolean isCallHierarchySupported(@NotNull PsiFile file) { | ||
| return getCallHierarchyCapabilityRegistry().isCallHierarchySupported(file); | ||
| } | ||
|
|
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| public CallHierarchyCapabilityRegistry getCallHierarchyCapabilityRegistry() { | ||
| if (callHierarchyCapabilityRegistry == null) { | ||
| initCallHierarchyCapabilityRegistry(); | ||
| } | ||
| return callHierarchyCapabilityRegistry; | ||
| } | ||
|
|
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| private synchronized void initCallHierarchyCapabilityRegistry() { | ||
| if (callHierarchyCapabilityRegistry != null) { | ||
| return; | ||
| } | ||
| var clientFeatures = getClientFeatures(); | ||
| callHierarchyCapabilityRegistry = new CallHierarchyCapabilityRegistry(clientFeatures); | ||
| callHierarchyCapabilityRegistry.setServerCapabilities(clientFeatures.getServerWrapper().getServerCapabilitiesSync()); | ||
| } | ||
|
|
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| @Override | ||
| public void setServerCapabilities(@Nullable ServerCapabilities serverCapabilities) { | ||
| if (callHierarchyCapabilityRegistry != null) { | ||
| callHierarchyCapabilityRegistry.setServerCapabilities(serverCapabilities); | ||
| } | ||
| } | ||
|
|
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| /** | ||
| * Returns the callHierarchyItem text from the LSP callHierarchyItem and null otherwise (to ignore the LSP CallHierarchyItem). | ||
| * | ||
| * @param callHierarchyItem the LSP callHierarchyItem | ||
| * @return the callHierarchyItem text from the LSP callHierarchyItem and null otherwise (to ignore the LSP CallHierarchyItem). | ||
| */ | ||
| @Nullable | ||
| public String getText(@NotNull CallHierarchyItem callHierarchyItem) { | ||
| return callHierarchyItem.getName(); | ||
| } | ||
|
|
||
| } |
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