Remove a leftover mention of the defunct "--usage" flag.

abertelrud · abertelrud · commit 14578b23f906 · 2016-05-26T11:27:55.000-07:00
diff --git a/Sources/Commands/Error.swift b/Sources/Commands/Error.swift
@@ -48,8 +48,7 @@ extension Error: CustomStringConvertible {
     case OptionParserError.multipleModesSpecified(let modes):
         print(error: error)
 
-        if isTTY(.stdErr)
-             && (modes.contains{ ["--help", "-h", "--usage"].contains($0) }) {
+        if isTTY(.stdErr) && (modes.contains{ ["--help", "-h"].contains($0) }) {
             print("", to: &stderr)
             usage { print($0, to: &stderr) }
         }

Original file line number	Diff line number	Diff line change
`@@ -48,8 +48,7 @@ extension Error: CustomStringConvertible {`
`48`	`48`	`case OptionParserError.multipleModesSpecified(let modes):`
`49`	`49`	`print(error: error)`
`50`	`50`
`51`		`- if isTTY(.stdErr)`
`52`		`- && (modes.contains{ ["--help", "-h", "--usage"].contains($0) }) {`
	`51`	`+ if isTTY(.stdErr) && (modes.contains{ ["--help", "-h"].contains($0) }) {`
`53`	`52`	`print("", to: &stderr)`
`54`	`53`	`usage { print($0, to: &stderr) }`
`55`	`54`	`}`