fix(Unified Help Messages): fixes a crash from this setting and no opts

kbknapp · kbknapp · commit 169ffec1003d · 2015-08-30T23:36:04.000-04:00
Closes #210
diff --git a/src/app.rs b/src/app.rs
@@ -1636,7 +1636,7 @@ impl<'a, 'v, 'ab, 'u, 'h, 'ar> App<'a, 'v, 'ab, 'u, 'h, 'ar>{
                         l
                     );
                     self.print_spaces(
-                            if !self.unified_help {
+                            if !self.unified_help || longest_opt == 0 {
                                 (longest_flag + 4)
                             } else {
                                 (longest_opt + 4)

Original file line number	Diff line number	Diff line change
`@@ -1636,7 +1636,7 @@ impl<'a, 'v, 'ab, 'u, 'h, 'ar> App<'a, 'v, 'ab, 'u, 'h, 'ar>{`
`1636`	`1636`	`l`
`1637`	`1637`	`);`
`1638`	`1638`	`self.print_spaces(`
`1639`		`- if !self.unified_help {`
	`1639`	`+ if !self.unified_help \|\| longest_opt == 0 {`
`1640`	`1640`	`(longest_flag + 4)`
`1641`	`1641`	`} else {`
`1642`	`1642`	`(longest_opt + 4)`