From 686c2fbab7607d42183ae685a27ea3d7dce8c3f6 Mon Sep 17 00:00:00 2001
From: Christopher Speller <crspeller@gmail.com>
Date: Fri, 27 Apr 2018 12:49:45 -0700
Subject: Structured logging (#8673)

* Implementing structured logging

* Changes to en.json to allow refactor to run.

* Fixing global logger

* Structured logger initalization.

* Add caller.

* Do some log redirection.

* Auto refactor

* Cleaning up l4g reference and removing dependancy.

* Removing junk.

* Copyright headers.

* Fixing tests

* Revert "Changes to en.json to allow refactor to run."

This reverts commit fd8249e99bcad0231e6ea65cd77c32aae9a54026.

* Fixing some auto refactor strangeness and typo.

* Making keys more human readable.
---
 vendor/go.uber.org/zap/options.go | 109 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 vendor/go.uber.org/zap/options.go

(limited to 'vendor/go.uber.org/zap/options.go')

diff --git a/vendor/go.uber.org/zap/options.go b/vendor/go.uber.org/zap/options.go
new file mode 100644
index 000000000..7a6b0fca1
--- /dev/null
+++ b/vendor/go.uber.org/zap/options.go
@@ -0,0 +1,109 @@
+// Copyright (c) 2016 Uber Technologies, Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package zap
+
+import "go.uber.org/zap/zapcore"
+
+// An Option configures a Logger.
+type Option interface {
+	apply(*Logger)
+}
+
+// optionFunc wraps a func so it satisfies the Option interface.
+type optionFunc func(*Logger)
+
+func (f optionFunc) apply(log *Logger) {
+	f(log)
+}
+
+// WrapCore wraps or replaces the Logger's underlying zapcore.Core.
+func WrapCore(f func(zapcore.Core) zapcore.Core) Option {
+	return optionFunc(func(log *Logger) {
+		log.core = f(log.core)
+	})
+}
+
+// Hooks registers functions which will be called each time the Logger writes
+// out an Entry. Repeated use of Hooks is additive.
+//
+// Hooks are useful for simple side effects, like capturing metrics for the
+// number of emitted logs. More complex side effects, including anything that
+// requires access to the Entry's structured fields, should be implemented as
+// a zapcore.Core instead. See zapcore.RegisterHooks for details.
+func Hooks(hooks ...func(zapcore.Entry) error) Option {
+	return optionFunc(func(log *Logger) {
+		log.core = zapcore.RegisterHooks(log.core, hooks...)
+	})
+}
+
+// Fields adds fields to the Logger.
+func Fields(fs ...Field) Option {
+	return optionFunc(func(log *Logger) {
+		log.core = log.core.With(fs)
+	})
+}
+
+// ErrorOutput sets the destination for errors generated by the Logger. Note
+// that this option only affects internal errors; for sample code that sends
+// error-level logs to a different location from info- and debug-level logs,
+// see the package-level AdvancedConfiguration example.
+//
+// The supplied WriteSyncer must be safe for concurrent use. The Open and
+// zapcore.Lock functions are the simplest ways to protect files with a mutex.
+func ErrorOutput(w zapcore.WriteSyncer) Option {
+	return optionFunc(func(log *Logger) {
+		log.errorOutput = w
+	})
+}
+
+// Development puts the logger in development mode, which makes DPanic-level
+// logs panic instead of simply logging an error.
+func Development() Option {
+	return optionFunc(func(log *Logger) {
+		log.development = true
+	})
+}
+
+// AddCaller configures the Logger to annotate each message with the filename
+// and line number of zap's caller.
+func AddCaller() Option {
+	return optionFunc(func(log *Logger) {
+		log.addCaller = true
+	})
+}
+
+// AddCallerSkip increases the number of callers skipped by caller annotation
+// (as enabled by the AddCaller option). When building wrappers around the
+// Logger and SugaredLogger, supplying this Option prevents zap from always
+// reporting the wrapper code as the caller.
+func AddCallerSkip(skip int) Option {
+	return optionFunc(func(log *Logger) {
+		log.callerSkip += skip
+	})
+}
+
+// AddStacktrace configures the Logger to record a stack trace for all messages at
+// or above a given level.
+func AddStacktrace(lvl zapcore.LevelEnabler) Option {
+	return optionFunc(func(log *Logger) {
+		log.addStack = lvl
+	})
+}
-- 
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