Fix typo: Seperator -> Separator

Author: thockin

v2/generator/import_tracker.go

@@ -61,13 +61,13 @@ func goTrackerLocalName(tracker namer.ImportTracker, localPkg string, t types.Na
 	path := t.Package
 
 	// Using backslashes in package names causes gengo to produce Go code which
-	// will not compile with the gc compiler. See the comment on GoSeperator.
+	// will not compile with the gc compiler. See the comment on GoSeparator.
 	if strings.ContainsRune(path, '\\') {
 		klog.Warningf("Warning: backslash used in import path '%v', this is unsupported.\n", path)
 	}
 	localLeaf := filepath.Base(localPkg)
 
-	dirs := strings.Split(path, namer.GoSeperator)
+	dirs := strings.Split(path, namer.GoSeparator)
 	for n := len(dirs) - 1; n >= 0; n-- {
 		// follow kube convention of not having anything between directory names
 		name := strings.Join(dirs[n:], "")

v2/namer/namer.go

@@ -26,14 +26,17 @@ import (
 )
 
 const (
-	// GoSeperator is used to split go import paths.
+	// GoSeparator is used to split go import paths.
 	// Forward slash is used instead of filepath.Seperator because it is the
 	// only universally-accepted path delimiter and the only delimiter not
 	// potentially forbidden by Go compilers. (In particular gc does not allow
 	// the use of backslashes in import paths.)
 	// See https://golang.org/ref/spec#Import_declarations.
 	// See also https://github.com/kubernetes/gengo/issues/83#issuecomment-367040772.
-	GoSeperator = "/"
+	GoSeparator = "/"
+	// GoSeperator is a typo for GoSeparator.
+	// Deprecated: use GoSeparator instead.
+	GoSeperator = GoSeparator
 )
 
 // Returns whether a name is a private Go name.
@@ -200,7 +203,7 @@ var (
 
 // filters out unwanted directory names and sanitizes remaining names.
 func (ns *NameStrategy) filterDirs(path string) []string {
-	allDirs := strings.Split(path, GoSeperator)
+	allDirs := strings.Split(path, GoSeparator)
 	dirs := make([]string, 0, len(allDirs))
 	for _, p := range allDirs {
 		if ns.IgnoreWords == nil || !ns.IgnoreWords[p] {