moved to analysis

2026-09-27 10:03:11 +07:00 · 2013-10-10 14:12:49 +04:00
parent 56da4eee74
commit c821ba04cb
3 changed files with 12 additions and 19 deletions
@@ -0,0 +1,97 @@
+/*
+ * Copyright 2000-2013 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.codeStyle;
+
+import com.intellij.codeInspection.LocalInspectionTool;
+import com.intellij.codeInspection.LocalQuickFix;
+import com.intellij.codeInspection.ProblemDescriptor;
+import com.intellij.codeInspection.ProblemsHolder;
+import com.intellij.openapi.fileEditor.FileDocumentManager;
+import com.intellij.openapi.fileEditor.impl.LoadTextUtil;
+import com.intellij.openapi.project.Project;
+import com.intellij.openapi.util.text.StringUtil;
+import com.intellij.openapi.vfs.VirtualFile;
+import com.intellij.psi.PsiElement;
+import com.intellij.psi.PsiElementVisitor;
+import com.intellij.psi.PsiFile;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * @author Nikolay Matveev
+ */
+public class InconsistentLineSeparatorsInspection extends LocalInspectionTool {
+  
+  @NotNull
+  @Override
+  public PsiElementVisitor buildVisitor(@NotNull final ProblemsHolder holder, boolean isOnTheFly) {
+    return new PsiElementVisitor() {
+      @Override
+      public void visitFile(PsiFile file) {
+        if (!file.getLanguage().equals(file.getViewProvider().getBaseLanguage())) {
+          // There is a possible case that more than a single virtual file/editor contains more than one language (e.g. php and html).
+          // We want to process a virtual file once than, hence, ignore all non-base psi files.
+          return;
+        }
+
+        final Project project = holder.getProject();
+        final String projectLineSeparator = FileDocumentManager.getInstance().getLineSeparator(null, project);
+
+        final VirtualFile virtualFile = file.getVirtualFile();
+        if (virtualFile == null || !AbstractConvertLineSeparatorsAction.shouldProcess(virtualFile, project)) {
+          return;
+        }
+
+        final String curLineSeparator = LoadTextUtil.detectLineSeparator(virtualFile, true);
+        if (curLineSeparator != null && !curLineSeparator.equals(projectLineSeparator)) {
+          holder.registerProblem(
+            file,
+            "Line separators in the current file (" + StringUtil.escapeStringCharacters(curLineSeparator) + ") " +
+            "differ from the project defaults (" + StringUtil.escapeStringCharacters(projectLineSeparator) + ")",
+            SET_PROJECT_LINE_SEPARATORS);
+        }
+      }
+    };
+  }
+
+  @NotNull private static final LocalQuickFix SET_PROJECT_LINE_SEPARATORS = new LocalQuickFix() {
+    @NotNull
+    @Override
+    public String getName() {
+      return getFamilyName();
+    }
+
+    @NotNull
+    @Override
+    public String getFamilyName() {
+      return "Convert to project line separators";
+    }
+
+    @Override
+    public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
+      final PsiElement psiElement = descriptor.getPsiElement();
+      if (!(psiElement instanceof PsiFile)) {
+        return;
+      }
+
+      final String lineSeparator = FileDocumentManager.getInstance().getLineSeparator(null, project);
+
+      final VirtualFile virtualFile = ((PsiFile)psiElement).getVirtualFile();
+      if (virtualFile != null) {
+        AbstractConvertLineSeparatorsAction.changeLineSeparators(project, virtualFile, lineSeparator);
+      }
+    }
+  };
+}