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78 lines
2.5 KiB
Go
78 lines
2.5 KiB
Go
// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package g
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import (
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"github.com/gogf/gf/container/gvar"
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"github.com/gogf/gf/internal/empty"
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"github.com/gogf/gf/net/ghttp"
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"github.com/gogf/gf/os/gproc"
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"github.com/gogf/gf/util/gutil"
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)
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// NewVar returns a gvar.Var.
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func NewVar(i interface{}, safe ...bool) *Var {
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return gvar.New(i, safe...)
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}
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// Wait is an alias of ghttp.Wait, which blocks until all the web servers shutdown.
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// It's commonly used in multiple servers situation.
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func Wait() {
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ghttp.Wait()
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}
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// Listen is an alias of gproc.Listen, which handles the signals received and automatically
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// calls registered signal handler functions.
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// It blocks until shutdown signals received and all registered shutdown handlers done.
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func Listen() {
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gproc.Listen()
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}
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// Dump dumps a variable to stdout with more manually readable.
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func Dump(i ...interface{}) {
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gutil.Dump(i...)
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}
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// Export exports a variable to string with more manually readable.
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func Export(i ...interface{}) string {
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return gutil.Export(i...)
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}
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// Throw throws a exception, which can be caught by TryCatch function.
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// It always be used in TryCatch function.
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func Throw(exception interface{}) {
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gutil.Throw(exception)
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}
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// Try implements try... logistics using internal panic...recover.
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// It returns error if any exception occurs, or else it returns nil.
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func Try(try func()) (err error) {
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return gutil.Try(try)
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}
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// TryCatch implements try...catch... logistics using internal panic...recover.
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// It automatically calls function <catch> if any exception occurs ans passes the exception as an error.
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func TryCatch(try func(), catch ...func(exception error)) {
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gutil.TryCatch(try, catch...)
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}
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// IsNil checks whether given <value> is nil.
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// Parameter <traceSource> is used for tracing to the source variable if given <value> is type
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// of a pinter that also points to a pointer. It returns nil if the source is nil when <traceSource>
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// is true.
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// Note that it might use reflect feature which affects performance a little bit.
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func IsNil(value interface{}, traceSource ...bool) bool {
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return empty.IsNil(value, traceSource...)
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}
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// IsEmpty checks whether given <value> empty.
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// It returns true if <value> is in: 0, nil, false, "", len(slice/map/chan) == 0.
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// Or else it returns true.
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func IsEmpty(value interface{}) bool {
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return empty.IsEmpty(value)
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}
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