mirror of
https://github.com/golang/go
synced 2024-09-30 16:18:35 -06:00
108b52ee61
The user may specify the diff tool using the -diffcmd flag. + test. Also: - eliminate redundant DryRun flag - simplify Verbose messages using log.SetPrefix Fixes issue #13355 Change-Id: I917edc73e31ddf0f5d5b9b30c43f826465529da1 Reviewed-on: https://go-review.googlesource.com/18208 Reviewed-by: Michael Matloob <matloob@golang.org>
56 lines
1.6 KiB
Go
56 lines
1.6 KiB
Go
// The gorename command performs precise type-safe renaming of
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// identifiers in Go source code.
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//
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// Run with -help for usage information, or view the Usage constant in
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// package golang.org/x/tools/refactor/rename, which contains most of
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// the implementation.
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//
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package main // import "golang.org/x/tools/cmd/gorename"
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import (
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"flag"
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"fmt"
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"go/build"
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"log"
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"os"
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"golang.org/x/tools/go/buildutil"
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"golang.org/x/tools/refactor/rename"
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)
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var (
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offsetFlag = flag.String("offset", "", "file and byte offset of identifier to be renamed, e.g. 'file.go:#123'. For use by editors.")
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fromFlag = flag.String("from", "", "identifier to be renamed; see -help for formats")
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toFlag = flag.String("to", "", "new name for identifier")
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helpFlag = flag.Bool("help", false, "show usage message")
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)
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func init() {
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flag.Var((*buildutil.TagsFlag)(&build.Default.BuildTags), "tags", buildutil.TagsFlagDoc)
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flag.BoolVar(&rename.Force, "force", false, "proceed, even if conflicts were reported")
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flag.BoolVar(&rename.Verbose, "v", false, "print verbose information")
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flag.BoolVar(&rename.Diff, "d", false, "display diffs instead of rewriting files")
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flag.StringVar(&rename.DiffCmd, "diffcmd", "diff", "diff command invoked when using -d")
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}
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func main() {
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log.SetPrefix("gorename: ")
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log.SetFlags(0)
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flag.Parse()
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if len(flag.Args()) > 0 {
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log.Fatal("surplus arguments")
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}
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if *helpFlag || (*offsetFlag == "" && *fromFlag == "" && *toFlag == "") {
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fmt.Println(rename.Usage)
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return
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}
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if err := rename.Main(&build.Default, *offsetFlag, *fromFlag, *toFlag); err != nil {
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if err != rename.ConflictError {
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log.Fatal(err)
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}
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os.Exit(1)
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}
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}
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