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Code Issues Packages Projects Releases Wiki Activity

cleanup: get rid of excessive lambdas

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This commit is contained in:
Alexey Kudravtsev
2018-10-05 18:01:46 +03:00
parent e679277e19
commit e69b29f56e
1 changed files with 13 additions and 16 deletions
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platform/indexing-api/src/com/intellij/lang/findUsages/LanguageFindUsages.java
+13 -16
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@@ -20,7 +20,6 @@ import com.intellij.lang.Language;
import com.intellij.lang.LanguageExtension;
import com.intellij.lang.cacheBuilder.WordsScanner;
import com.intellij.psi.PsiElement;
import com.intellij.util.Function;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
@@ -52,12 +51,7 @@ public class LanguageFindUsages extends LanguageExtension<FindUsagesProvider> {
* @return true iff could be found usages by some provider for this element
*/
public static boolean canFindUsagesFor(@NotNull PsiElement psiElement) {
for (FindUsagesProvider provider : INSTANCE.allForLanguage(psiElement.getLanguage())) {
if (provider.canFindUsagesFor(psiElement)) {
return true;
}
}
return false;
return forPsiElement(psiElement) != null;
}
@Nullable
@@ -73,7 +67,8 @@ public class LanguageFindUsages extends LanguageExtension<FindUsagesProvider> {
@NotNull
public static String getDescriptiveName(@NotNull PsiElement psiElement) {
return getStringProperty(psiElement, provider -> provider.getDescriptiveName(psiElement), "");
FindUsagesProvider provider = forPsiElement(psiElement);
return provider == null ? "" : provider.getDescriptiveName(psiElement);
}
/**
@@ -81,31 +76,33 @@ public class LanguageFindUsages extends LanguageExtension<FindUsagesProvider> {
*/
@NotNull
public static String getType(@NotNull PsiElement psiElement) {
return getStringProperty(psiElement, provider -> provider.getType(psiElement), "");
FindUsagesProvider provider = forPsiElement(psiElement);
return provider == null ? "" : provider.getType(psiElement);
}
@NotNull
public static String getNodeText(@NotNull PsiElement psiElement, boolean useFullName) {
return getStringProperty(psiElement, provider -> provider.getNodeText(psiElement, useFullName), "");
FindUsagesProvider provider = forPsiElement(psiElement);
return provider == null ? "" : provider.getNodeText(psiElement, useFullName);
}
@Nullable
public static String getHelpId(@NotNull PsiElement psiElement) {
return getStringProperty(psiElement, provider -> provider.getHelpId(psiElement), null);
FindUsagesProvider provider = forPsiElement(psiElement);
return provider == null ? null : provider.getHelpId(psiElement);
}
private static String getStringProperty(@NotNull PsiElement psiElement,
@NotNull Function<FindUsagesProvider, String> property,
String def) {
private static FindUsagesProvider forPsiElement(@NotNull PsiElement psiElement) {
Language language = psiElement.getLanguage();
List<FindUsagesProvider> providers = INSTANCE.allForLanguage(language);
assert !providers.isEmpty() : "Element: " + psiElement + ", language: " + language;
for (FindUsagesProvider provider : providers) {
if (provider.canFindUsagesFor(psiElement)) {
return property.fun(provider);
return provider;
}
}
return def;
return null;
}
}