Remove unsightly blank lines in --help output

rmunn · rmunn · commit db76033533b9 · 2015-11-06T11:28:50.000+07:00
Fixes #244.
diff --git a/src/CommandLine/Text/MultiLineTextAttribute.cs b/src/CommandLine/Text/MultiLineTextAttribute.cs
@@ -150,7 +150,7 @@ public string Line5
         internal HelpText AddToHelpText(HelpText helpText, Func<string, HelpText> func)
         {
             var strArray = new[] { line1, line2, line3, line4, line5 };
-            return strArray.Aggregate(helpText, (current, line) => func(line));
+            return strArray.Take(GetLastLineWithText(strArray)).Aggregate(helpText, (current, line) => func(line));
         }
 
         internal HelpText AddToHelpText(HelpText helpText, bool before)

Original file line number	Diff line number	Diff line change
`@@ -150,7 +150,7 @@ public string Line5`
`150`	`150`	`internal HelpText AddToHelpText(HelpText helpText, Func<string, HelpText> func)`
`151`	`151`	`{`
`152`	`152`	`var strArray = new[] { line1, line2, line3, line4, line5 };`
`153`		`- return strArray.Aggregate(helpText, (current, line) => func(line));`
	`153`	`+ return strArray.Take(GetLastLineWithText(strArray)).Aggregate(helpText, (current, line) => func(line));`
`154`	`154`	`}`
`155`	`155`
`156`	`156`	`internal HelpText AddToHelpText(HelpText helpText, bool before)`