lib: refactor cli table

The cli table used multi line template strings which are normally
not used in our code base and it also upper cased a regular function
name. This is changed by this patch.

PR-URL: #20960
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>

lib/internal/cli_table.js

@@ -51,31 +51,28 @@ const table = (head, columns) => {
   for (var i = 0; i < head.length; i++) {
     const column = columns[i];
     for (var j = 0; j < longestColumn; j++) {
-      if (!rows[j])
+      if (rows[j] === undefined)
         rows[j] = [];
-      const v = rows[j][i] = HasOwnProperty(column, j) ? column[j] : '';
+      const value = rows[j][i] = HasOwnProperty(column, j) ? column[j] : '';
       const width = columnWidths[i] || 0;
-      const counted = countSymbols(v);
+      const counted = countSymbols(value);
       columnWidths[i] = Math.max(width, counted);
     }
   }
 
   const divider = columnWidths.map((i) =>
     tableChars.middleMiddle.repeat(i + 2));
 
-  const tl = tableChars.topLeft;
-  const tr = tableChars.topRight;
-  const lm = tableChars.leftMiddle;
-  let result = `${tl}${divider.join(tableChars.topMiddle)}${tr}
-${renderRow(head, columnWidths)}
-${lm}${divider.join(tableChars.rowMiddle)}${tableChars.rightMiddle}
-`;
+  let result = `${tableChars.topLeft}${divider.join(tableChars.topMiddle)}` +
+               `${tableChars.topRight}\n${renderRow(head, columnWidths)}\n` +
+               `${tableChars.leftMiddle}${divider.join(tableChars.rowMiddle)}` +
+               `${tableChars.rightMiddle}\n`;
 
   for (const row of rows)
     result += `${renderRow(row, columnWidths)}\n`;
 
-  result += `${tableChars.bottomLeft}${
-    divider.join(tableChars.bottomMiddle)}${tableChars.bottomRight}`;
+  result += `${tableChars.bottomLeft}${divider.join(tableChars.bottomMiddle)}` +
+            tableChars.bottomRight;
 
   return result;
 };