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80 lines
2.3 KiB
Go
80 lines
2.3 KiB
Go
/***********************************************************************************************************************
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*
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* MIT License
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*
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* Copyright (c) 2021 Nicolas JUHEL
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*
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**********************************************************************************************************************/
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package shell
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import (
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"fmt"
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"io"
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"os"
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"strings"
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"github.com/c-bata/go-prompt"
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liberr "github.com/nabbar/golib/errors"
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)
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func (s *shell) RunPrompt(out, err io.Writer, opt ...prompt.Option) {
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p := prompt.New(
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func(inputLine string) {
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if out == nil {
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out = os.Stdout
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}
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if err == nil {
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err = os.Stderr
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}
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inputLine = strings.TrimSpace(inputLine)
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if inputLine == "" {
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return
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} else if inputLine == "quit" || inputLine == "exit" {
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_, _ = fmt.Fprintf(out, "Bye !\n")
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os.Exit(0)
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return
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}
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s.Run(out, err, strings.Fields(inputLine))
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},
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func(document prompt.Document) []prompt.Suggest {
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var res = make([]prompt.Suggest, 0)
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_ = s.Walk(func(name string, item Command) (Command, liberr.Error) {
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res = append(res, prompt.Suggest{
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Text: name,
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Description: item.Describe(),
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})
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return nil, nil
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})
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return res
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},
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opt...,
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)
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p.Run()
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}
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