chore: add string conversion

plugin/method_enumer.go

@@ -1,4 +1,4 @@
-// Code generated by "enumer -type Method"; DO NOT EDIT.
+// Code generated by "enumer -type Method -text"; DO NOT EDIT.
 
 package plugin
 
@@ -81,3 +81,15 @@ func (i Method) IsAMethod() bool {
 	}
 	return false
 }
+
+// MarshalText implements the encoding.TextMarshaler interface for Method
+func (i Method) MarshalText() ([]byte, error) {
+	return []byte(i.String()), nil
+}
+
+// UnmarshalText implements the encoding.TextUnmarshaler interface for Method
+func (i *Method) UnmarshalText(text []byte) error {
+	var err error
+	*i, err = MethodString(string(text))
+	return err
+}