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