ParserSettings and HelpText assume that Console.WindowWidth throws fo…

…r non-Windows environments, but this is not true in more recent versions of Mono (returns 0 instead). This change will cause it to default to DefaultMaximumLength in the event that Console.WindowWidth returns 0.
commandlineparser · Apr 23, 2018 · a9263c2 · a9263c2
1 parent c363001
commit a9263c2
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diff --git a/src/CommandLine/ParserSettings.cs b/src/CommandLine/ParserSettings.cs
@@ -35,6 +35,10 @@ public ParserSettings()
             try
             {
                 maximumDisplayWidth = Console.WindowWidth;
+                if (maximumDisplayWidth < 1)
+                {
+                    maximumDisplayWidth = DefaultMaximumLength;
+                }
             }
             catch (IOException)
             {

diff --git a/src/CommandLine/Text/HelpText.cs b/src/CommandLine/Text/HelpText.cs
@@ -105,6 +105,10 @@ public HelpText(SentenceBuilder sentenceBuilder, string heading, string copyrigh
             try
             {
                 maximumDisplayWidth = Console.WindowWidth;
+                if (maximumDisplayWidth < 1)
+                {
+                    maximumDisplayWidth = DefaultMaximumLength;
+                }
             }
             catch (IOException)
             {