From 2b9ec988e8f6f26febdd34f55c29504c4c0a772f Mon Sep 17 00:00:00 2001
From: Andreas Longva <andreas.b.longva@gmail.com>
Date: Fri, 19 May 2023 18:36:15 +0200
Subject: [PATCH] Do not skip serializing number of cells

ParaView and meshio complain when NumberOfCells="0" is missing in the
output XML.
---
 src/xml.rs | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/src/xml.rs b/src/xml.rs
index 8cad64f..92dc4b8 100644
--- a/src/xml.rs
+++ b/src/xml.rs
@@ -1454,18 +1454,13 @@ impl From<Extent> for model::Extent {
     }
 }
 
-// Helper for serializing number_of_cells
-fn is_zero(n: &u32) -> bool {
-    *n == 0
-}
-
 #[derive(Clone, Debug, PartialEq, Default, Serialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct Piece {
     pub extent: Option<Extent>,
     #[serde(default)]
     pub number_of_points: u32,
-    #[serde(default, skip_serializing_if = "is_zero")]
+    #[serde(default)]
     pub number_of_cells: u32,
     #[serde(default)]
     pub number_of_lines: u32,