update init vars to only apply to structs

sethpollack · Jan 2, 2025 · 563bdf2 · 563bdf2
1 parent f23f15d
commit 563bdf2
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 5 deletions.
diff --git a/README.md b/README.md
@@ -272,8 +272,8 @@ Config:
 > ```
 
 ### Init Options
-- `vars` - Initialize when vars are present (default)
-- `any` - Initialize when vars are present or default values are provided.
+- `vars` - Initialize when values are present with the exception of structs that only have default values. (default)
+- `any` - Same as `vars`, but also initialize structs that only have default values.
 - `always` - Always initialize
 - `never` - Never initialize
 

diff --git a/internal/walker/walker.go b/internal/walker/walker.go
@@ -97,11 +97,14 @@ func (w *Walker) visit(v *Value) error {
 			return err
 		}
 
-		if initMode == InitVars && !tmp.IsSet {
-			return nil
+		if tmp.Kind() == reflect.Struct {
+			if initMode == InitVars && !tmp.IsSet {
+				return nil
+			}
 		}
 
-		if initMode == InitAny && (!tmp.IsSet && !tmp.IsDefault) {
+		// never init empty pointers unless init mode is always
+		if initMode != InitAlways && (!tmp.IsSet && !tmp.IsDefault) {
 			return nil
 		}