From 53e29ad8211584759938fe4f26fb4280451c2972 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 17 Jun 2016 21:39:58 +0100
Subject: Extract function to check table rows

---
 .../mammoth/internal/docx/BodyXmlReader.java       | 31 +++++++++++++---------
 1 file changed, 19 insertions(+), 12 deletions(-)

(limited to 'src/main/java')

diff --git a/src/main/java/org/zwobble/mammoth/internal/docx/BodyXmlReader.java b/src/main/java/org/zwobble/mammoth/internal/docx/BodyXmlReader.java
index 95467b0..b4929fa 100644
--- a/src/main/java/org/zwobble/mammoth/internal/docx/BodyXmlReader.java
+++ b/src/main/java/org/zwobble/mammoth/internal/docx/BodyXmlReader.java
@@ -240,20 +240,11 @@ public class BodyXmlReader {
     }
 
     private ReadResult calculateRowspans(List<DocumentElement> rows) {
-        for (DocumentElement rowElement : rows) {
-            Optional<TableRow> row = Casts.tryCast(TableRow.class, rowElement);
-            if (!row.isPresent()) {
-                return ReadResult.withWarning(rows, "unexpected non-row element in table, cell merging may be incorrect");
-            } else {
-                for (DocumentElement cell : row.get().getChildren()) {
-                    if (!(cell instanceof UnmergedTableCell)) {
-                        return ReadResult.withWarning(rows, "unexpected non-cell element in table row, cell merging may be incorrect");
-                    }
-                }
-            }
+        Optional<String> error = checkTableRows(rows);
+        if (error.isPresent()) {
+            return ReadResult.withWarning(rows, error.get());
         }
 
-
         Map<Map.Entry<Integer, Integer>, Integer> rowspans = new HashMap<>();
         Set<Map.Entry<Integer, Integer>> merged = new HashSet<>();
 
@@ -298,6 +289,22 @@ public class BodyXmlReader {
         return success(mergedRows);
     }
 
+    private Optional<String> checkTableRows(List<DocumentElement> rows) {
+        for (DocumentElement rowElement : rows) {
+            Optional<TableRow> row = Casts.tryCast(TableRow.class, rowElement);
+            if (!row.isPresent()) {
+                return Optional.of("unexpected non-row element in table, cell merging may be incorrect");
+            } else {
+                for (DocumentElement cell : row.get().getChildren()) {
+                    if (!(cell instanceof UnmergedTableCell)) {
+                        return Optional.of("unexpected non-cell element in table row, cell merging may be incorrect");
+                    }
+                }
+            }
+        }
+        return Optional.empty();
+    }
+
     private ReadResult readTableCell(XmlElement element) {
         XmlElementLike properties = element.findChildOrEmpty("w:tcPr");
         Optional<String> gridSpan = properties
-- 
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