1 files changed, 31 insertions, 0 deletions
diff --git a/vendor/github.com/smartystreets/assertions/filter.go b/vendor/github.com/smartystreets/assertions/filter.go
new file mode 100644
index 0000000..7c46ab8
--- /dev/null
+++ b/vendor/github.com/smartystreets/assertions/filter.go
@@ -0,0 +1,31 @@
+package assertions
+
+import "fmt"
+
+const (
+	success                = ""
+	needExactValues        = "This assertion requires exactly %d comparison values (you provided %d)."
+	needNonEmptyCollection = "This assertion requires at least 1 comparison value (you provided 0)."
+	needFewerValues        = "This assertion allows %d or fewer comparison values (you provided %d)."
+)
+
+func need(needed int, expected []interface{}) string {
+	if len(expected) != needed {
+		return fmt.Sprintf(needExactValues, needed, len(expected))
+	}
+	return success
+}
+
+func atLeast(minimum int, expected []interface{}) string {
+	if len(expected) < 1 {
+		return needNonEmptyCollection
+	}
+	return success
+}
+
+func atMost(max int, expected []interface{}) string {
+	if len(expected) > max {
+		return fmt.Sprintf(needFewerValues, max, len(expected))
+	}
+	return success
+}