1 files changed, 52 insertions, 0 deletions
diff --git a/vendor/github.com/uptrace/bun/schema/append.go b/vendor/github.com/uptrace/bun/schema/append.go
index d19f40d50..04538c036 100644
--- a/vendor/github.com/uptrace/bun/schema/append.go
+++ b/vendor/github.com/uptrace/bun/schema/append.go
@@ -1,6 +1,7 @@
 package schema
 
 import (
+	"fmt"
 	"reflect"
 	"strconv"
 	"time"
@@ -47,3 +48,54 @@ func Append(fmter Formatter, b []byte, v interface{}) []byte {
 		return appender(fmter, b, vv)
 	}
 }
+
+//------------------------------------------------------------------------------
+
+func In(slice interface{}) QueryAppender {
+	v := reflect.ValueOf(slice)
+	if v.Kind() != reflect.Slice {
+		return &inValues{
+			err: fmt.Errorf("bun: In(non-slice %T)", slice),
+		}
+	}
+	return &inValues{
+		slice: v,
+	}
+}
+
+type inValues struct {
+	slice reflect.Value
+	err   error
+}
+
+var _ QueryAppender = (*inValues)(nil)
+
+func (in *inValues) AppendQuery(fmter Formatter, b []byte) (_ []byte, err error) {
+	if in.err != nil {
+		return nil, in.err
+	}
+	return appendIn(fmter, b, in.slice), nil
+}
+
+func appendIn(fmter Formatter, b []byte, slice reflect.Value) []byte {
+	sliceLen := slice.Len()
+	for i := 0; i < sliceLen; i++ {
+		if i > 0 {
+			b = append(b, ", "...)
+		}
+
+		elem := slice.Index(i)
+		if elem.Kind() == reflect.Interface {
+			elem = elem.Elem()
+		}
+
+		if elem.Kind() == reflect.Slice && elem.Type() != bytesType {
+			b = append(b, '(')
+			b = appendIn(fmter, b, elem)
+			b = append(b, ')')
+		} else {
+			b = fmter.AppendValue(b, elem)
+		}
+	}
+	return b
+}