From 368aad2d9ed80508195fd3700934e026d1106ed3 Mon Sep 17 00:00:00 2001
From: Blayne Chard <blayne@chard.com>
Date: Fri, 8 Dec 2023 09:44:47 +1300
Subject: [PATCH] fix(cli): if the tiff is fully sparse dont print NaN

---
 packages/cli/src/commands/info.ts | 7 +++++--
 packages/cli/src/util.bytes.ts    | 1 +
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/packages/cli/src/commands/info.ts b/packages/cli/src/commands/info.ts
index 024c83b0..4e990e9d 100644
--- a/packages/cli/src/commands/info.ts
+++ b/packages/cli/src/commands/info.ts
@@ -190,11 +190,14 @@ export const tiffTileStats: CliTableInfo<TiffImage> = {
     };
     for (const st of sizes) {
       if (st === 0) stats.empty++;
+      console.log(st, stats);
       stats.size += st;
     }
-    const empty = stats.empty > 0 ? ` (${c.blue('empty')}: ${stats.empty})` : '';
+    if (stats.size === 0) return `${c.red('empty')} x${stats.empty}`;
 
-    const avg = stats.size / (sizes.length - stats.empty);
+    const empty = stats.empty > 0 ? ` (${c.red('empty')} x${stats.empty})` : '';
+
+    const avg = stats.size === 0 ? 0 : stats.size / (sizes.length - stats.empty);
     return toByteSizeString(stats.size) + ` (${c.blue('avg:')} ${toByteSizeString(avg)})` + empty;
   },
   enabled: () => true,
diff --git a/packages/cli/src/util.bytes.ts b/packages/cli/src/util.bytes.ts
index 73a93905..feda9c2a 100644
--- a/packages/cli/src/util.bytes.ts
+++ b/packages/cli/src/util.bytes.ts
@@ -8,6 +8,7 @@ const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
  * @param bytes  byte count to convert
  */
 export function toByteSizeString(bytes: number): string {
+  if (bytes === 0) return '0';
   if (bytes === 1) return '1 Byte';
   const i = Math.floor(Math.log(bytes) / Math.log(1024));
   const output = bytes / Math.pow(1024, i);