Merge pull request #7 from brettlangdon/dev/trailing.whitespace.sqwished

Remove excess trailing whitespace from Usage generation

1 files changed, 5 insertions, 3 deletions

diff --git a/usage.go b/usage.go
index 4852866..723719a 100644
--- a/usage.go
+++ b/usage.go
@@ -27,10 +27,12 @@ func (p *Parser) WriteUsage(w io.Writer) {
 		}
 	}
 
-	fmt.Fprintf(w, "usage: %s ", filepath.Base(os.Args[0]))
+	fmt.Fprintf(w, "usage: %s", filepath.Base(os.Args[0]))
 
 	// write the option component of the usage message
 	for _, spec := range options {
+		// prefix with a space
+		fmt.Fprint(w, " ")
 		if !spec.required {
 			fmt.Fprint(w, "[")
 		}
@@ -38,18 +40,18 @@ func (p *Parser) WriteUsage(w io.Writer) {
 		if !spec.required {
 			fmt.Fprint(w, "]")
 		}
-		fmt.Fprint(w, " ")
 	}
 
 	// write the positional component of the usage message
 	for _, spec := range positionals {
+		// prefix with a space
+		fmt.Fprint(w, " ")
 		up := strings.ToUpper(spec.long)
 		if spec.multiple {
 			fmt.Fprintf(w, "[%s [%s ...]]", up, up)
 		} else {
 			fmt.Fprint(w, up)
 		}
-		fmt.Fprint(w, " ")
 	}
 	fmt.Fprint(w, "\n")
 }