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global.go
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global.go
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// Copyright 2020
//
// 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 config
// We use this to simply application's development
// for most users, they only need to use those methods
var globalInstance Configer
// InitGlobalInstance will ini the global instance
// If you want to use specific implementation, don't forget to import it.
// e.g. _ import "github.com/beego/beego/v2/core/config/etcd"
// err := InitGlobalInstance("etcd", "someconfig")
func InitGlobalInstance(name string, cfg string) error {
var err error
globalInstance, err = NewConfig(name, cfg)
return err
}
// support section::key type in given key when using ini type.
func Set(key, val string) error {
return globalInstance.Set(key, val)
}
// support section::key type in key string when using ini and json type; Int,Int64,Bool,Float,DIY are same.
func String(key string) (string, error) {
return globalInstance.String(key)
}
// get string slice
func Strings(key string) ([]string, error) {
return globalInstance.Strings(key)
}
func Int(key string) (int, error) {
return globalInstance.Int(key)
}
func Int64(key string) (int64, error) {
return globalInstance.Int64(key)
}
func Bool(key string) (bool, error) {
return globalInstance.Bool(key)
}
func Float(key string) (float64, error) {
return globalInstance.Float(key)
}
// support section::key type in key string when using ini and json type; Int,Int64,Bool,Float,DIY are same.
func DefaultString(key string, defaultVal string) string {
return globalInstance.DefaultString(key, defaultVal)
}
// get string slice
func DefaultStrings(key string, defaultVal []string) []string {
return globalInstance.DefaultStrings(key, defaultVal)
}
func DefaultInt(key string, defaultVal int) int {
return globalInstance.DefaultInt(key, defaultVal)
}
func DefaultInt64(key string, defaultVal int64) int64 {
return globalInstance.DefaultInt64(key, defaultVal)
}
func DefaultBool(key string, defaultVal bool) bool {
return globalInstance.DefaultBool(key, defaultVal)
}
func DefaultFloat(key string, defaultVal float64) float64 {
return globalInstance.DefaultFloat(key, defaultVal)
}
// DIY return the original value
func DIY(key string) (interface{}, error) {
return globalInstance.DIY(key)
}
func GetSection(section string) (map[string]string, error) {
return globalInstance.GetSection(section)
}
func Unmarshaler(prefix string, obj interface{}, opt ...DecodeOption) error {
return globalInstance.Unmarshaler(prefix, obj, opt...)
}
func Sub(key string) (Configer, error) {
return globalInstance.Sub(key)
}
func OnChange(key string, fn func(value string)) {
globalInstance.OnChange(key, fn)
}
func SaveConfigFile(filename string) error {
return globalInstance.SaveConfigFile(filename)
}