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this commit adds an interactive CLI for the inspect tool and solves #64
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| package main | ||
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| import ( | ||
| "fmt" | ||
| "os" | ||
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| "github.com/xqueries/xdb/internal/inspect" | ||
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| "github.com/c-bata/go-prompt" | ||
| "github.com/rs/zerolog" | ||
| "github.com/spf13/cobra" | ||
| "github.com/xqueries/xdb/internal/engine" | ||
| "github.com/xqueries/xdb/internal/engine/storage" | ||
| ) | ||
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| func completer(d prompt.Document) []prompt.Suggest { | ||
| s := []prompt.Suggest{} | ||
| return prompt.FilterHasPrefix(s, d.GetWordBeforeCursor(), true) | ||
| } | ||
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| func inspectXDB(cmd *cobra.Command, args []string) { | ||
| log := cmd.Context().Value(ctxKeyLog).(zerolog.Logger) | ||
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| // The file is opened in an O_RDONLY mode, | ||
| // complying with the policies of the tool. | ||
| file, err := os.Open(args[0]) | ||
| if err != nil { | ||
| log.Err(err) | ||
| } | ||
| f, err := storage.Open(file) | ||
| if err != nil { | ||
| log.Err(err) | ||
| } | ||
| _, err = engine.New(f, engine.WithLogger(log)) | ||
| if err != nil { | ||
| log.Err(err) | ||
| } | ||
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| beginning := true | ||
| for { | ||
| if beginning { | ||
| fmt.Println("Welcome to xdb inspect.\nType \"help\" to get list of available commands.\n") | ||
| beginning = false | ||
| } | ||
| t := prompt.Input("xdb inspect> ", completer) | ||
| if t == "q" || t == "Q" { | ||
| fmt.Println("Exiting xdb inspect, seeya.\n") | ||
| return | ||
| } | ||
| if t != "" { | ||
| // The command that was input to the CLI is | ||
| // passed to the inspect package. The returned | ||
| // data/string is formatted and only needs to be | ||
| // printed straightaway. | ||
| res := inspect.Inspect(t) | ||
| fmt.Println(res) | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package inspect | ||
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| import "fmt" | ||
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| func Inspect(cmd string) string { | ||
| fmt.Printf("You wrote: %s\n", cmd) | ||
| return "Nice work" | ||
| } |
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