home: allow disableing list

internal/config/validators/bool.go

@@ -0,0 +1,41 @@
+package validators
+
+import (
+	"strconv"
+
+	"gopkg.in/yaml.v3"
+)
+
+// NullableBool represents a bool that can be null
+type NullableBool struct {
+	Null, Value bool
+}
+
+func (nb *NullableBool) UnmarshalYAML(value *yaml.Node) error {
+	nb.Null = false
+	if err := value.Decode(&nb.Value); err != nil {
+		nb.Null = true
+		nb.Value = false
+	}
+
+	return nil
+}
+
+func (nb *NullableBool) MarshalYAML() (interface{}, error) {
+	if nb.Null {
+		return nil, nil
+	}
+	return nb.Value, nil
+}
+
+func ValidateBool(value *NullableBool, dflt string) (err error) {
+	if value.Null {
+		res, err := strconv.ParseBool(dflt)
+		if err != nil {
+			return err
+		}
+		value.Null = false
+		value.Value = res
+	}
+	return err
+}

internal/config/validators/collection.go

@@ -10,6 +10,8 @@ func New() validator.Collection {
 
 	validator.Add(coll, "nonempty", ValidateNonempty)
 
+	validator.Add(coll, "bool", ValidateBool)
+
 	validator.Add(coll, "directory", ValidateDirectory)
 	validator.Add(coll, "file", ValidateFile)