1 files changed, 32 insertions, 0 deletions
diff --git a/lib/arel/collectors/bind.rb b/lib/arel/collectors/bind.rb
new file mode 100644
index 0000000000..4309de75c9
--- /dev/null
+++ b/lib/arel/collectors/bind.rb
@@ -0,0 +1,32 @@
+module Arel
+  module Collectors
+    class Bind
+      def initialize
+        @parts = []
+      end
+
+      def << str
+        @parts << str
+        self
+      end
+
+      def add_bind bind
+        @parts << bind
+        self
+      end
+
+      def value; @parts; end
+
+      def substitute_binds bvs
+        bvs = bvs.dup
+        @parts.map do |val|
+          if Arel::Nodes::BindParam === val
+            bvs.shift
+          else
+            val
+          end
+        end
+      end
+    end
+  end
+end