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internal/lsp/source: don't panic compiling regex

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This package is basically a library (even though it's internal) and
it's generally considered a bad practice for libraries to panic, so
don't.

Change-Id: I37d9d73ae48ececc6b31436f1076e1f85213f129

Change-Id: I37d9d73ae48ececc6b31436f1076e1f85213f129
GitHub-Last-Rev: 453b538e53e48889171d31829af3304409f9a8bc
GitHub-Pull-Request: golang/tools#124
Reviewed-on: https://go-review.googlesource.com/c/tools/+/183680
Reviewed-by: Suzy Mueller <suzmue@golang.org>
This commit is contained in:
Edward Muller 2019-06-24 21:48:30 +00:00 committed by Suzy Mueller
parent 3cbd95df51
commit d1f656545b
1 changed files with 4 additions and 1 deletions
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5
internal/lsp/source/rename.go
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@ -85,7 +85,10 @@ func (i *IdentifierInfo) Rename(ctx context.Context, newName string) (map[span.U
func (r *renamer) update(ctx context.Context) (map[span.URI][]TextEdit, error) {
result := make(map[span.URI][]TextEdit)
docRegexp := regexp.MustCompile(`\b` + r.from + `\b`)
docRegexp, err := regexp.Compile(`\b` + r.from + `\b`)
if err != nil {
return nil, err
}
for _, ref := range r.refs {
refSpan, err := ref.Range.Span()
if err != nil {