Moved runner into this repo, update dep files and now builds.

api/runner/common/environment.go

@@ -0,0 +1,38 @@
+// Copyright 2016 Iron.io
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package common
+
+import (
+	"github.com/kumokit/functions/api/runner/common/stats"
+)
+
+// An Environment is a long lived object that carries around 'configuration'
+// for the program. Other long-lived objects may embed an environment directly
+// into their definition. Environments wrap common functionality like logging
+// and metrics. For short-lived request-response like tasks use `Context`,
+// which wraps an Environment.
+
+type Environment struct {
+	stats.Statter
+}
+
+// Initializers are functions that may set up the environment as they like. By default the environment is 'inactive' in the sense that metrics aren't reported.
+func NewEnvironment(initializers ...func(e *Environment)) *Environment {
+	env := &Environment{&stats.NilStatter{}}
+	for _, init := range initializers {
+		init(env)
+	}
+	return env
+}