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CPP-14614,CPP-15164 Recognize presence of .clang-format configuration

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* move `ClangFormatSettings` back to `ClangFormat` plugin, clean it from static methods
* introduce new `ExternalFormatProcessor` extension point
* fix CPP-15164: Update ClangFormat plugin description
* move clangd-format procedure from `OCPostFormatProcessor` to `ClangDaemonFormatProvider`
This commit is contained in:
Alexey Utkin
2019-01-18 21:45:04 +03:00
parent 21c8e801ec
commit 4e8575578e
2 changed files with 71 additions and 0 deletions
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platform/lang-impl/src/com/intellij/psi/codeStyle/ExternalFormatProcessor.java
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@@ -0,0 +1,70 @@
// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package com.intellij.psi.codeStyle;
import com.intellij.openapi.extensions.ExtensionPointName;
import com.intellij.openapi.util.TextRange;
import com.intellij.psi.PsiFile;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import java.util.Optional;
@ApiStatus.Experimental
public interface ExternalFormatProcessor {
ExtensionPointName<ExternalFormatProcessor> EP_NAME = ExtensionPointName.create("com.intellij.externalFormatProcessor");
/**
* @param source the source file with code
* @return true, if external processor selected as active (enabled) for the source file
*/
boolean activeForFile(@NotNull PsiFile source);
/**
* Formats the range in a source file.
*
* @param source the source file with code
* @param range the range for formatting
* @return the range after formatting or the initial range, if external format procedure cannot be applied to the source
*/
TextRange format(@NotNull PsiFile source, @NotNull TextRange range);
/**
* @return the unique id for external formatter
*/
@NonNls
@NotNull
String getId();
/**
* @param source the source file with code
* @return true, if there is an active external (enabled) formatter for the source
*/
static boolean useExternalFormatter(@NotNull PsiFile source) {
return EP_NAME.getExtensionList().stream().anyMatch(efp -> efp.activeForFile(source));
}
/**
* @param externalFormatterId the unique id for external formatter
* @return the external formatter with the unique id, if any
*/
@NotNull
static Optional<ExternalFormatProcessor> findExternalFormatter(@NonNls @NotNull String externalFormatterId) {
return EP_NAME.getExtensionList().stream().filter(efp -> externalFormatterId.equals(efp.getId())).findFirst();
}
/**
* @param source the source file with code
* @param range the range for formatting
* @return the range after formatting or empty value, if external format procedure was not found or inactive (disabled)
*/
@NotNull
static Optional<TextRange> formatExternally(@NotNull PsiFile source, @NotNull TextRange range) {
for (ExternalFormatProcessor efp : EP_NAME.getExtensionList()) {
if (efp.activeForFile(source)) {
return Optional.of(efp.format(source, range));
}
}
return Optional.empty();
}
}
platform/platform-resources/src/META-INF/LangExtensionPoints.xml
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@@ -323,6 +323,7 @@
<extensionPoint name="smartPointer.anchorProvider" interface="com.intellij.psi.impl.smartPointers.SmartPointerAnchorProvider"/>
<extensionPoint name="elementSignatureProvider" interface="com.intellij.codeInsight.folding.impl.ElementSignatureProvider"/>
<extensionPoint name="externalFormatProcessor" interface="com.intellij.psi.codeStyle.ExternalFormatProcessor"/>
<extensionPoint name="preFormatProcessor" interface="com.intellij.psi.impl.source.codeStyle.PreFormatProcessor"/>
<extensionPoint name="postFormatProcessor" interface="com.intellij.psi.impl.source.codeStyle.PostFormatProcessor"/>
<extensionPoint name="disabledIndentRangesProvider" interface="com.intellij.psi.impl.source.DisabledIndentRangesProvider"/>