GoToSocial/vendor/github.com/go-openapi/spec/debug.go

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// Copyright 2015 go-swagger maintainers
//
// 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 spec
import (
"fmt"
"log"
"os"
"path"
"runtime"
)
// Debug is true when the SWAGGER_DEBUG env var is not empty.
//
// It enables a more verbose logging of this package.
var Debug = os.Getenv("SWAGGER_DEBUG") != ""
var (
// specLogger is a debug logger for this package
specLogger *log.Logger
)
func init() {
debugOptions()
}
func debugOptions() {
specLogger = log.New(os.Stdout, "spec:", log.LstdFlags)
}
func debugLog(msg string, args ...interface{}) {
// A private, trivial trace logger, based on go-openapi/spec/expander.go:debugLog()
if Debug {
_, file1, pos1, _ := runtime.Caller(1)
specLogger.Printf("%s:%d: %s", path.Base(file1), pos1, fmt.Sprintf(msg, args...))
}
}