1 files changed, 54 insertions, 0 deletions
diff --git a/vendor/github.com/go-xorm/builder/cond_and.go b/vendor/github.com/go-xorm/builder/cond_and.go
new file mode 100644
index 0000000000..5063c79bf8
--- /dev/null
+++ b/vendor/github.com/go-xorm/builder/cond_and.go
@@ -0,0 +1,54 @@
+package builder
+
+import "fmt"
+
+type condAnd []Cond
+
+var _ Cond = condAnd{}
+
+func And(conds ...Cond) Cond {
+	var result = make(condAnd, 0, len(conds))
+	for _, cond := range conds {
+		if cond == nil || !cond.IsValid() {
+			continue
+		}
+		result = append(result, cond)
+	}
+	return result
+}
+
+func (and condAnd) WriteTo(w Writer) error {
+	for i, cond := range and {
+		_, isOr := cond.(condOr)
+		if isOr {
+			fmt.Fprint(w, "(")
+		}
+
+		err := cond.WriteTo(w)
+		if err != nil {
+			return err
+		}
+
+		if isOr {
+			fmt.Fprint(w, ")")
+		}
+
+		if i != len(and)-1 {
+			fmt.Fprint(w, " AND ")
+		}
+	}
+
+	return nil
+}
+
+func (and condAnd) And(conds ...Cond) Cond {
+	return And(and, And(conds...))
+}
+
+func (and condAnd) Or(conds ...Cond) Cond {
+	return Or(and, Or(conds...))
+}
+
+func (and condAnd) IsValid() bool {
+	return len(and) > 0
+}