gitea/vendor/github.com/go-swagger/go-swagger/generator/debug.go

69 lines
1.9 KiB
Go

// 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 generator
import (
"encoding/json"
"fmt"
"log"
"os"
"path/filepath"
"runtime"
)
var (
// Debug when the env var DEBUG or SWAGGER_DEBUG is not empty
// the generators will be very noisy about what they are doing
Debug = os.Getenv("DEBUG") != "" || os.Getenv("SWAGGER_DEBUG") != ""
// generatorLogger is a debug logger for this package
generatorLogger *log.Logger
)
func init() {
debugOptions()
}
func debugOptions() {
generatorLogger = log.New(os.Stdout, "generator:", log.LstdFlags)
}
// debugLog wraps log.Printf with a debug-specific logger
func debugLog(frmt string, args ...interface{}) {
if Debug {
_, file, pos, _ := runtime.Caller(1)
generatorLogger.Printf("%s:%d: %s", filepath.Base(file), pos,
fmt.Sprintf(frmt, args...))
}
}
// debugLogAsJSON unmarshals its last arg as pretty JSON
func debugLogAsJSON(frmt string, args ...interface{}) {
if Debug {
var dfrmt string
_, file, pos, _ := runtime.Caller(1)
dargs := make([]interface{}, 0, len(args)+2)
dargs = append(dargs, filepath.Base(file), pos)
if len(args) > 0 {
dfrmt = "%s:%d: " + frmt + "\n%s"
bbb, _ := json.MarshalIndent(args[len(args)-1], "", " ")
dargs = append(dargs, args[0:len(args)-1]...)
dargs = append(dargs, string(bbb))
} else {
dfrmt = "%s:%d: " + frmt
}
generatorLogger.Printf(dfrmt, dargs...)
}
}