diff options
Diffstat (limited to 'sequence.go')
| -rw-r--r-- | sequence.go | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/sequence.go b/sequence.go index 8971341..35a3614 100644 --- a/sequence.go +++ b/sequence.go @@ -8,13 +8,32 @@ import ( scalar "github.com/alexflint/go-scalar" ) -// setSlice parses a sequence of strings and inserts them into a slice. If clear -// is true then any values already in the slice are removed. -func setSlice(dest reflect.Value, values []string, clear bool) error { +// setSliceOrMap parses a sequence of strings into a slice or map. If clear is +// true then any values already in the slice or map are first removed. +func setSliceOrMap(dest reflect.Value, values []string, clear bool) error { if !dest.CanSet() { return fmt.Errorf("field is not writable") } + t := dest.Type() + if t.Kind() == reflect.Ptr { + dest = dest.Elem() + t = t.Elem() + } + + switch t.Kind() { + case reflect.Slice: + return setSlice(dest, values, clear) + case reflect.Map: + return setMap(dest, values, clear) + default: + return fmt.Errorf("setSliceOrMap cannot insert values into a %v", t) + } +} + +// setSlice parses a sequence of strings and inserts them into a slice. If clear +// is true then any values already in the slice are removed. +func setSlice(dest reflect.Value, values []string, clear bool) error { var ptr bool elem := dest.Type().Elem() if elem.Kind() == reflect.Ptr && !elem.Implements(textUnmarshalerType) { @@ -44,10 +63,6 @@ func setSlice(dest reflect.Value, values []string, clear bool) error { // setMap parses a sequence of name=value strings and inserts them into a map. // If clear is true then any values already in the map are removed. func setMap(dest reflect.Value, values []string, clear bool) error { - if !dest.CanSet() { - return fmt.Errorf("field is not writable") - } - // determine the key and value type var keyIsPtr bool keyType := dest.Type().Key() |