input: Add (Key).String()

DmitryNaumov · Apr 13, 2018 · 95c4ce0 · 95c4ce0
1 parent 61d4df0
commit 95c4ce0
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diff --git a/genkeys.go b/genkeys.go
@@ -183,6 +183,17 @@ const (
 {{end}}	KeyMax Key = Key{{.LastKeyName}}
 )
 
+// String returns a string representing the key.
+//
+// If k is an undefined key, String returns an empty string.
+func (k Key) String() string {
+	switch k {
+	{{range $name := .KeyNames}}case Key{{$name}}:
+		return {{$name | printf "%q"}}
+	{{end}}}
+	return ""
+}
+
 func keyNameToKey(name string) (Key, bool) {
 	switch strings.ToLower(name) {
 	{{range $name := .KeyNames}}case {{$name | printf "%q" | ToLower}}:

diff --git a/keys.go b/keys.go