EA-217153: Add line count check

2019-11-13 18:44:00 +09:00
parent ab0f841642
commit 6a4b658ad4
1 changed files with 5 additions and 0 deletions
@@ -188,6 +188,11 @@ public class KotlinDeclarationMover extends AbstractKotlinUpDownMover {
            return new LineRange(startLine, endLine);
        }

+        int lineCount = doc.getLineCount();
+        if (oldRange.startLine >= lineCount || oldRange.endLine >= lineCount) {
+            return null;
+        }
+
        TextRange lineTextRange = new TextRange(doc.getLineStartOffset(oldRange.startLine),
                                                doc.getLineEndOffset(oldRange.endLine));
        if (element instanceof KtDeclaration) {