use env if necessary in loading config (#409)

2021-01-21 19:33:34 +08:00
parent 572b32729f
commit ebec5aafab
6 changed files with 120 additions and 10 deletions
--- a/core/conf/options.go
+++ b/core/conf/options.go
@@ -0,0 +1,15 @@
+package conf
+
+type (
+	Option func(opt *options)
+
+	options struct {
+		env bool
+	}
+)
+
+func UseEnv() Option {
+	return func(opt *options) {
+		opt.env = true
+	}
+}