🪳 Fix TableName/TableStyle incorrect iteractions

Author: JustinGrote

Source/PowerShell/Cmdlets/ExportCommand.cs

@@ -294,8 +294,12 @@ private static void ApplyTableStyle(string workbookPath, string sheetName, strin
 
     using XLWorkbook workbook = new XLWorkbook(workbookPath);
     IXLWorksheet worksheet = workbook.Worksheet(sheetName);
+    tableName ??= string.Empty;
+
+    IXLTable? table = worksheet.TryGetTable(tableName ?? string.Empty, out IXLTable? matchedTable)
+      ? matchedTable
+      : worksheet.Tables.FirstOrDefault();
 
-    IXLTable? table = tableName is not null ? worksheet.Table(tableName) : worksheet.Tables.FirstOrDefault();
     if (table is null)
     {
       IXLRange? usedRange = worksheet.RangeUsed();
@@ -309,7 +313,9 @@ private static void ApplyTableStyle(string workbookPath, string sheetName, strin
         worksheet.AutoFilter.Clear();
       }
 
-      table = usedRange.CreateTable();
+      table = !string.IsNullOrWhiteSpace(tableName)
+        ? usedRange.CreateTable(tableName)
+        : usedRange.CreateTable();
     }
 
     if (!string.IsNullOrWhiteSpace(tableStyle))
@@ -326,10 +332,6 @@ private static void ApplyTableStyle(string workbookPath, string sheetName, strin
       table.Theme = parsedTheme;
     }
 
-    if (!string.IsNullOrWhiteSpace(tableName))
-    {
-      table.Name = tableName;
-    }
 
     workbook.Save();
   }

Source/PowerShell/Extensions/IXLWorksheet.cs

@@ -0,0 +1,22 @@
+namespace ExcelFast.Extensions;
+
+using ClosedXML.Excel;
+
+public static class WorksheetExtensions
+{
+  extension(IXLWorksheet worksheet)
+  {
+    public bool TryGetTable(string tableName, out IXLTable? table)
+    {
+      table = null;
+
+      if (string.IsNullOrWhiteSpace(tableName)) return false;
+
+      table = worksheet.Tables.FirstOrDefault(candidate =>
+        string.Equals(candidate.Name, tableName, StringComparison.OrdinalIgnoreCase)
+      );
+
+      return table is not null;
+    }
+  }
+}