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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.codeInsight.template.postfix.templates;
import com.intellij.lang.Language;
import com.intellij.lang.LanguageExtensionPoint;
import com.intellij.lang.surroundWith.Surrounder;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.extensions.ExtensionPointName;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.TextRange;
import com.intellij.psi.PsiElement;
import com.intellij.refactoring.util.CommonRefactoringUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public abstract class PostfixTemplatesUtils {
private PostfixTemplatesUtils() {
}
@Nullable
public static TextRange surround(@NotNull Surrounder surrounder,
@NotNull Editor editor,
@NotNull PsiElement expr) {
Project project = expr.getProject();
PsiElement[] elements = {expr};
if (surrounder.isApplicable(elements)) {
return surrounder.surroundElements(project, editor, elements);
}
else {
showErrorHint(project, editor);
}
return null;
}
public static void showErrorHint(@NotNull Project project, @NotNull Editor editor) {
CommonRefactoringUtil.showErrorHint(project, editor, "Can't expand postfix template", "Can't expand postfix template", "");
}
@NotNull
public static String getLangForProvider(@NotNull PostfixTemplateProvider provider) {
LanguageExtensionPoint[] extensions = new ExtensionPointName<LanguageExtensionPoint>(LanguagePostfixTemplate.EP_NAME).getExtensions();
for (LanguageExtensionPoint extension : extensions) {
if (provider.equals(extension.getInstance())) {
return extension.getKey();
}
}
return Language.ANY.getID();
}
}
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